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Split up algorithms to several sub files
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Algorithms.hpp
682
Algorithms.hpp
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//myClasses/Algorithms.hpp
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//Matthew Ellison
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// Created: 11-08-18
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//Modified: 06-29-21
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//This file contains the declarations and implementations to several algoritms that I have found useful
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/*
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Copyright (C) 2021 Matthew Ellison
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef MEE_ALGORITHMS_HPP
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#define MEE_ALGORITHMS_HPP
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#include <vector>
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#include <cinttypes>
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#include <algorithm>
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#include <string>
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#include <sstream>
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#include <cmath>
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#include <unordered_map>
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#include <map>
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#include <bitset>
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namespace mee{
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//A list of functions in the file
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//Also works as prototypes with general information
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//This function determines whether the number passed into it is a prime
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template <class T>
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bool isPrime(T num);
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//This is a function that returns all the primes <= goalNumber and returns a vector with those prime numbers
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template <class T>
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std::vector<T> getPrimes(T goalNumber);
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//This function returns a vector with a specific number of primes
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template <class T>
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std::vector<T> getNumPrimes(T numberOfPrimes);
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//This function returns all prime factors of a number
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template <class T>
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std::vector<T> getFactors(T goalNumber);
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//This is a function that gets all the divisors of num and returns a vector containing the divisors
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template <class T>
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std::vector<T> getDivisors(T num);
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//This is a function that returns the sum of all elements in a vector
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template <class T>
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T getSum(const std::vector<T>& numbers);
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//This is a function that returns the product of all elements in a vector
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template <class T>
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T getProduct(const std::vector<T>& nums);
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//This is a function that searches a vecter for an element. Returns true if the key is found in list
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template <class T>
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bool isFound(std::vector<T> ary, T key);
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//This is a function that creates all permutations of a string and returns a vector of those permutations.
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//It is meant to have only the string passed into it from the calling function. num is used for recursion purposes
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//It can however be used with num if you want the first num characters to be stationary
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std::vector<std::string> getPermutations(std::string master, int num = 0);
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//These functions return the numth Fibonacci number
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template <class T>
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T getFib(const T num);
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//This function returns a vector that includes all Fibonacci numbers <= num
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template <class T>
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std::vector<T> getAllFib(const T num);
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//This is a function that performs a bubble sort on a vector
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template <class T>
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void bubbleSort(std::vector<T>& ary);
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//This is a function that makes quick sort easier to start
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template <class T>
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void quickSort(std::vector<T>& ary);
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//This is the function that actually performs the quick sort on the vector
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template <class T>
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void quickSort(std::vector<T>& ary, int64_t bottom, int64_t top);
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//This is a helper function for quickSort. It chooses a pivot element and sorts everything to larger or smaller than the pivot. Returns location of pivot
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template <class T>
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int64_t partition(std::vector<T>& ary, int64_t bottom, int64_t top);
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//This is a function that performs a search on a vector and returns the subscript of the item being searched for (-1 if not found)
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template <class T>
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int64_t search(const std::vector<T>& ary, T num);
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//This function finds the smallest element in a vector
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template <class T>
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T findMin(const std::vector<T>& ary);
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//This function finds the largest element in a vector
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template <class T>
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T findMax(const std::vector<T>& ary);
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//This function returns the number of times the character occurs in the string
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int findNumOccurrence(std::string str, char ch);
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//This function returns true if the string passed in is a palindrome
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bool isPalindrome(std::string str);
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//This function converts a number to its binary equivalent
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template <class T>
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std::string toBin(T num);
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template <class T>
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class SieveOfEratosthenes{
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private:
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T possiblePrime; //The next number that could be a prime
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std::unordered_map<T, std::vector<T>> compositeMap; //A map to keep track of all of the composite numbers
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public:
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SieveOfEratosthenes(){
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possiblePrime = 2;
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}
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bool hasNext(){
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return true;
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}
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T next(){
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T prime;
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if(possiblePrime > 2){
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//Loop until you find a prime number
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for(;compositeMap[possiblePrime].size() > 0;possiblePrime += 2){
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//Create the next entry for all entries in the map
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for(T num : compositeMap[possiblePrime]){
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compositeMap[possiblePrime + num + num].push_back(num);
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}
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//Delete the current entry
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compositeMap.erase(possiblePrime);
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}
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//Save that it is a prime
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prime = possiblePrime;
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//Add the next entry to the prime
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compositeMap[prime * 3].push_back(prime);
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//Move on to the next possible prime
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possiblePrime += 2;
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}
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else{
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//Return 2 and move to 3
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prime = possiblePrime++;
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}
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return prime;
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}
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};
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template <class T>
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class SieveOfEratosthenesAlt{
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private:
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T possiblePrime; //The next number that could be a prime
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std::map<T, std::vector<T>> compositeMap; //A map to keep track of all of the composite numbers
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public:
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SieveOfEratosthenesAlt(){
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possiblePrime = 2;
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}
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bool hasNext(){
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return true;
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}
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T next(){
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T prime;
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if(possiblePrime > 2){
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//Loop until you find a prime number
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for(;compositeMap[possiblePrime].size() > 0;possiblePrime += 2){
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//Create the next entry for all entries in the map
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for(T num : compositeMap[possiblePrime]){
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compositeMap[possiblePrime + num + num].push_back(num);
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}
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//Delete the current entry
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compositeMap.erase(possiblePrime);
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}
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//Save that it is a prime
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prime = possiblePrime;
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//Add the next entry to the prime
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compositeMap[prime * 3].push_back(prime);
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//Move on to the next possible prime
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possiblePrime += 2;
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}
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else{
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//Return 2 and move to 3
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prime = possiblePrime++;
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}
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return prime;
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}
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};
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//This is a function that returns all the primes <= goalNumber and returns a vector with those prime numbers
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template <class T>
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std::vector<T> getPrimes(T goalNumber){
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std::vector<T> primes;
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bool foundFactor = false;
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//If the number is 1, 0, or a negative number return an empty vector
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if(goalNumber <= 1){
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return primes;
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}
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else{
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primes.push_back(2);
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}
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//We can now start at 3 and skip all of the even numbers
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for(T possiblePrime = 3;possiblePrime <= goalNumber;possiblePrime += 2){
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//Step through every element in the current primes. If you don't find anything that divides it, it must be a prime itself
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uint64_t topPossibleFactor = ceil(sqrt(possiblePrime));
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for(uint64_t cnt = 0;(cnt < primes.size()) && (primes.at(cnt) <= topPossibleFactor);++cnt){
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if((possiblePrime % primes.at(cnt)) == 0){
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foundFactor = true;
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break;
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}
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}
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//If you didn't find a factor then it must be prime
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if(!foundFactor){
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primes.push_back(possiblePrime);
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}
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//If you did find a factor you need to reset the flag
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else{
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foundFactor = false;
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}
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}
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std::sort(primes.begin(), primes.end());
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return primes;
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}
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//This function returns a vector with a specific number of primes
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template <class T>
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std::vector<T> getNumPrimes(T numberOfPrimes){
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std::vector<T> primes;
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primes.reserve(numberOfPrimes); //Saves cycles later
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bool foundFactor = false;
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//If the number is 1, 0, or a negative number return an empty vector
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if(numberOfPrimes <= 1){
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return primes;
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}
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//Otherwise 2 is the first prime number
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else{
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primes.push_back(2);
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}
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//Loop through every odd number starting at 3 until we find the requisite number of primes
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//Using possiblePrime >= 3 to make sure it doesn't loop back around in an overflow error and create an infinite loop
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for(T possiblePrime = 3;(primes.size() < numberOfPrimes) && (possiblePrime >= 3);possiblePrime += 2){
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//Step through every element in the current primes. If you don't find anything that divides it, it must be a prime itself
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uint64_t topPossibleFactor = ceil(sqrt(possiblePrime));
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for(uint64_t cnt = 0;(cnt < primes.size()) && (primes.at(cnt) <= topPossibleFactor);++cnt){
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if((possiblePrime % primes.at(cnt)) == 0){
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foundFactor = true;
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break;
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}
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}
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//If you didn't find a factor then it must be prime
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if(!foundFactor){
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primes.push_back(possiblePrime);
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}
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//If you did find a factor you need to reset the flag
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else{
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foundFactor = false;
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}
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}
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//The numbers should be in order, but sort them anyway just in case
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std::sort(primes.begin(), primes.end());
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return primes;
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}
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//This function determines whether the number passed into it is a prime
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template <class T>
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bool isPrime(T possiblePrime){
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if(possiblePrime <= 3){
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return possiblePrime > 1;
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}
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else if(((possiblePrime % 2) == 0) || ((possiblePrime % 3) == 0)){
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return false;
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}
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for(T cnt = 5;(cnt * cnt) <= possiblePrime;cnt += 6){
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if(((possiblePrime % cnt) == 0) || ((possiblePrime % (cnt + 2)) == 0)){
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return false;
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}
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}
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return true;
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}
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//This function returns all prime factors of a number
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template <class T>
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std::vector<T> getFactors(T goalNumber){
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//Get all the prime numbers up to sqrt(number). If there is a prime < goalNumber it will have to be <= sqrt(goalNumber)
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std::vector<T> primes = getPrimes((T)ceil(sqrt(goalNumber))); //Make sure you are getting a vector of the correct type
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std::vector<T> factors;
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//Need to step through each prime and see if it is a factor of the number
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for(int cnt = 0;cnt < primes.size();){
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if((goalNumber % primes[cnt]) == 0){
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factors.push_back(primes[cnt]);
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goalNumber /= primes[cnt];
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}
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else{
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++cnt;
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}
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}
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//If it didn't find any factors in the primes the number itself must be prime
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if(factors.size() == 0){
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factors.push_back(goalNumber);
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goalNumber /= goalNumber;
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}
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///Should add some kind of error throwing inc ase the number != 1 after searching for all prime factors
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return factors;
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}
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//This is a function that gets all the divisors of num and returns a vector containing the divisors
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template <class T>
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std::vector<T> getDivisors(T num){
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std::vector<T> divisors; //Holds the number of divisors
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//Ensure the parameter is a valid number
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if(num <= 0){
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return divisors;
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}
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else if(num == 1){
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divisors.push_back(1);
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return divisors;
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}
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//You only need to check up to sqrt(num)
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T topPossibleDivisor = ceil(sqrt(num));
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for(uint64_t possibleDivisor = 1;possibleDivisor <= topPossibleDivisor;++possibleDivisor){
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//Check if the counter evenly divides the number
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//If it does the counter and the other number are both divisors
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if((num % possibleDivisor) == 0){
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//We don't need to check if the number already exists because we are only checking numbers <= sqrt(num), so there can be no duplicates
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divisors.push_back(possibleDivisor);
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//We still need to account for sqrt(num) being a divisor
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if(possibleDivisor != topPossibleDivisor){
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divisors.push_back(num / possibleDivisor);
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}
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//Take care of a few occations where a number was added twice
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if(divisors.at(divisors.size() - 1) == (possibleDivisor + 1)){
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++possibleDivisor;
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}
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}
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}
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//Sort the vector for neatness
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std::sort(divisors.begin(), divisors.end());
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//Return the vector of divisors
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return divisors;
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}
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//This is a function that returns the sum of all elements in a vector
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template <class T>
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T getSum(const std::vector<T>& ary){
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T sum = 0;
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for(unsigned int cnt = 0;cnt < ary.size();++cnt){
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sum += ary.at(cnt);
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}
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return sum;
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}
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//This is a function that returns the product of all elmements in a vector
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template <class T>
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T getProduct(const std::vector<T>& ary){
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//Make sure there is something in the array
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if(ary.size() == 0){
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return 0;
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}
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//Multiply all elements in the array together
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T prod = 1;
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for(T cnt = 0;cnt < ary.size();++cnt){
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prod *= ary.at(cnt);
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}
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return prod;
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}
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||||||
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||||||
//This is a function that searches a vecter for an element. Returns true if they key is found in list
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template <class T>
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bool isFound(std::vector<T> ary, T key){
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typename std::vector<T>::iterator location = std::find(ary.begin(), ary.end(), key);
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if(location == ary.end()){
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return false;
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|
||||||
}
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else{
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return true;
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||||||
}
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||||||
}
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|
||||||
//This is a function that creates all permutations of a string and returns a vector of those permutations.
|
|
||||||
std::vector<std::string> getPermutations(std::string master, int num){
|
|
||||||
std::vector<std::string> perms;
|
|
||||||
//Check if the number is out of bounds
|
|
||||||
if((num >= master.size()) || (num < 0)){
|
|
||||||
return perms;
|
|
||||||
}
|
|
||||||
//If this is the last possible recurse just return the current string
|
|
||||||
else if(num == (master.size() - 1)){
|
|
||||||
perms.push_back(master);
|
|
||||||
return perms;
|
|
||||||
}
|
|
||||||
//If there are more possible recurses, recurse with the current permutation
|
|
||||||
std::vector<std::string> temp;
|
|
||||||
temp = getPermutations(master, num + 1);
|
|
||||||
perms.insert(perms.end(), temp.begin(), temp.end());
|
|
||||||
//You need to swap the current letter with every possible letter after it
|
|
||||||
//The ones needed to swap before will happen automatically when the function recurses
|
|
||||||
for(int cnt = 1;(num + cnt) < master.size();++cnt){
|
|
||||||
std::swap(master[num], master[num + cnt]);
|
|
||||||
temp = getPermutations(master, num + 1);
|
|
||||||
perms.insert(perms.end(), temp.begin(), temp.end());
|
|
||||||
std::swap(master[num], master[num + cnt]);
|
|
||||||
}
|
|
||||||
|
|
||||||
//The array is not necessarily in alpha-numeric order. So if this is the full array sort it before returning
|
|
||||||
if(num == 0){
|
|
||||||
std::sort(perms.begin(), perms.end());
|
|
||||||
}
|
|
||||||
return perms;
|
|
||||||
}
|
|
||||||
|
|
||||||
//These functions return the numth Fibonacci number
|
|
||||||
template <class T>
|
|
||||||
T getFib(const T num){
|
|
||||||
//Make sure the number is within bounds
|
|
||||||
if(num <= 2){
|
|
||||||
return 1;
|
|
||||||
}
|
|
||||||
//Setup the variables
|
|
||||||
T fib = 0;
|
|
||||||
T tempNums[3];
|
|
||||||
tempNums[0] = tempNums[1] = 1;
|
|
||||||
|
|
||||||
//Do the calculation
|
|
||||||
unsigned int cnt;
|
|
||||||
for(cnt = 2;(cnt < num) && (tempNums[(cnt - 1) % 3] >= tempNums[(cnt - 2) % 3]);++cnt){
|
|
||||||
tempNums[cnt % 3] = tempNums[(cnt + 1) % 3] + tempNums[(cnt + 2) % 3];
|
|
||||||
}
|
|
||||||
fib = tempNums[(cnt - 1) % 3]; //Transfer the answer to permanent variable. -1 to account for the offset of starting at 0
|
|
||||||
|
|
||||||
return fib;
|
|
||||||
}
|
|
||||||
|
|
||||||
//This function returns a vector that includes all Fibonacci numbers <= num
|
|
||||||
template <class T>
|
|
||||||
std::vector<T> getAllFib(const T num){
|
|
||||||
std::vector<T> fibList;
|
|
||||||
//Make sure the number is within bounds
|
|
||||||
if(num <= 1){
|
|
||||||
fibList.push_back(1);
|
|
||||||
return fibList;
|
|
||||||
}
|
|
||||||
else{ //Make sure to add the first 2 elements
|
|
||||||
fibList.push_back(1);
|
|
||||||
fibList.push_back(1);
|
|
||||||
}
|
|
||||||
|
|
||||||
//Setup the variables
|
|
||||||
T fib = 0;
|
|
||||||
T tempNums[3];
|
|
||||||
tempNums[0] = tempNums[1] = 1;
|
|
||||||
|
|
||||||
//Do the calculation and add each number to the vector
|
|
||||||
for(T cnt = 2;(tempNums[(cnt - 1) % 3] <= num) && (tempNums[(cnt - 1) % 3] >= tempNums[(cnt - 2) % 3]);++cnt){
|
|
||||||
tempNums[cnt % 3] = tempNums[(cnt + 1) % 3] + tempNums[(cnt + 2) % 3];
|
|
||||||
fibList.push_back(tempNums[cnt % 3]);
|
|
||||||
}
|
|
||||||
|
|
||||||
//If you triggered the exit statement you have one more element than you need
|
|
||||||
fibList.pop_back();
|
|
||||||
|
|
||||||
//Return the vector that contains all of the Fibonacci numbers
|
|
||||||
return fibList;
|
|
||||||
}
|
|
||||||
|
|
||||||
//This is a function that performs a bubble sort on a vector
|
|
||||||
template <class T>
|
|
||||||
void bubbleSort(std::vector<T>& ary){
|
|
||||||
bool notFinished = true; //A flag to determine if the loop is finished
|
|
||||||
for(int numLoops = 0;numLoops < ary.size();++numLoops){ //Loop until you finish
|
|
||||||
notFinished = false; //Assume you are finished until you find an element out of order
|
|
||||||
//Loop through every element in the vector, moving the largest one to the end
|
|
||||||
for(int cnt = 1;cnt < (ary.size() - numLoops);++cnt){ //use size - 1 to make sure you don't go out of bounds
|
|
||||||
if(ary.at(cnt) < ary.at(cnt - 1)){
|
|
||||||
std::swap(ary.at(cnt), ary.at(cnt - 1));
|
|
||||||
notFinished = true;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//This is a function that makes quick sort easier to start
|
|
||||||
template <class T>
|
|
||||||
void quickSort(std::vector<T>& ary){
|
|
||||||
//Call the other quickSort function with all the necessary info
|
|
||||||
quickSort(ary, 0, ary.size() - 1);
|
|
||||||
}
|
|
||||||
|
|
||||||
//This is the function that actually performs the quick sort on the vector
|
|
||||||
template <class T>
|
|
||||||
void quickSort(std::vector<T>& ary, int64_t bottom, int64_t top){
|
|
||||||
//Make sure you have a valid slice of the vector
|
|
||||||
if(bottom < top){
|
|
||||||
//Get the pivot location
|
|
||||||
int64_t pivot = partition(ary, bottom, top);
|
|
||||||
|
|
||||||
//Sort all element less than the pivot
|
|
||||||
quickSort(ary, bottom, pivot - 1);
|
|
||||||
//Sort all element greater than the pivot
|
|
||||||
quickSort(ary, pivot + 1, top);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//This is a helper function for quickSort. It chooses a pivot element and sorts everything to larger or smaller than the pivot. Returns location of pivot
|
|
||||||
template <class T>
|
|
||||||
int64_t partition(std::vector<T>& ary, int64_t bottom, int64_t top){
|
|
||||||
int64_t pivot = ary.at(top); //Pick a pivot element
|
|
||||||
int64_t smaller = bottom - 1; //Keep track of where all elements are smaller than the pivot
|
|
||||||
|
|
||||||
//Loop through every element in the vector testing if it is smaller than pivot
|
|
||||||
for(int64_t cnt = bottom;cnt < top;++cnt){
|
|
||||||
//If the element is smaller than pivot move it to the correct location
|
|
||||||
if(ary.at(cnt) < pivot){
|
|
||||||
//Increment the tracker for elements smaller than pivot
|
|
||||||
++smaller;
|
|
||||||
//Swap the current element to the correct location for being smaller than the pivot
|
|
||||||
std::swap(ary.at(smaller), ary.at(cnt));
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//Move the pivot element to the correct location
|
|
||||||
++smaller;
|
|
||||||
std::swap(ary.at(top), ary.at(smaller));
|
|
||||||
|
|
||||||
//Return the pivot element
|
|
||||||
return smaller;
|
|
||||||
}
|
|
||||||
|
|
||||||
//This is a function that performs a search on a vector and returns the subscript of the item being searched for
|
|
||||||
template <class T>
|
|
||||||
int64_t search(const std::vector<T>& ary, T num){
|
|
||||||
int64_t subscript = 0; //Start with the subscript at 0
|
|
||||||
//Step through every element in the vector and return the subscript if you find the correct element
|
|
||||||
while(subscript < ary.size()){
|
|
||||||
if(ary.at(subscript) == num){
|
|
||||||
return subscript;
|
|
||||||
}
|
|
||||||
else{
|
|
||||||
++subscript;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
//If you cannot find the element return -1
|
|
||||||
return -1;
|
|
||||||
}
|
|
||||||
|
|
||||||
//This function finds the smallest element in a vector
|
|
||||||
template <class T>
|
|
||||||
T findMin(const std::vector<T>& ary){
|
|
||||||
T min; //For the smallest element
|
|
||||||
|
|
||||||
//Make sure the vector is not empty
|
|
||||||
if(ary.size() > 0){
|
|
||||||
//Use the first element as the smallest element
|
|
||||||
min = ary.at(0);
|
|
||||||
//Run through every element in the vector, checking it against the current minimum
|
|
||||||
for(int cnt = 1;cnt < ary.size();++cnt){
|
|
||||||
//If the current element is smaller than the minimum, make it the new minimum
|
|
||||||
if(ary.at(cnt) < min){
|
|
||||||
min = ary.at(cnt);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//Return the element
|
|
||||||
return min;
|
|
||||||
}
|
|
||||||
|
|
||||||
//This function finds the largest element in a vector
|
|
||||||
template <class T>
|
|
||||||
T findMax(const std::vector<T>& ary){
|
|
||||||
T max; //For the largest element
|
|
||||||
|
|
||||||
//Make sure the vector is not empty
|
|
||||||
if(ary.size() > 0){
|
|
||||||
//Use the first element as the largest element
|
|
||||||
max = ary.at(0);
|
|
||||||
//Run through every element in the vector, checking it against the current minimum
|
|
||||||
for(int cnt = 1;cnt < ary.size();++cnt){
|
|
||||||
//If the current element is larger than the maximum, make it the new maximum
|
|
||||||
if(ary.at(cnt) > max){
|
|
||||||
max = ary.at(cnt);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//Return the element
|
|
||||||
return max;
|
|
||||||
}
|
|
||||||
|
|
||||||
//This function returns the number of times the character occurs in the string
|
|
||||||
int findNumOccurrence(std::string str, char ch){
|
|
||||||
int num = 0; //Set the number of occurrences to 0 to start
|
|
||||||
//Loop through every character in the string and compare it to the character passed in
|
|
||||||
for(char strCh : str){
|
|
||||||
//If the character is the same as the one passed in increment the counter
|
|
||||||
if(strCh == ch){
|
|
||||||
++num;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
//Return the number of times the character appeared in the string
|
|
||||||
return num;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Return a vector of strings split on the delimiter
|
|
||||||
std::vector<std::string> split(std::string str, char delimiter){
|
|
||||||
std::vector<std::string> splitStrings;
|
|
||||||
int location = 0;
|
|
||||||
location = str.find(delimiter);
|
|
||||||
while(location != std::string::npos){
|
|
||||||
//Split the string
|
|
||||||
std::string firstString = str.substr(0, location);
|
|
||||||
str = str.substr(location + 1); //+1 to skip the delimiter itself
|
|
||||||
//Add the string to the vector
|
|
||||||
splitStrings.push_back(firstString);
|
|
||||||
//Get the location of the next delimiter
|
|
||||||
location = str.find(delimiter);
|
|
||||||
}
|
|
||||||
//Get the final string if it isn't empty
|
|
||||||
if(!str.empty()){
|
|
||||||
splitStrings.push_back(str);
|
|
||||||
}
|
|
||||||
//Return the vector of strings
|
|
||||||
return splitStrings;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Return the factorial of the number passed in
|
|
||||||
template <class T>
|
|
||||||
T factorial(T num){
|
|
||||||
T fact = 1;
|
|
||||||
for(T cnt = 1;cnt <= num;++cnt){
|
|
||||||
fact *= cnt;
|
|
||||||
}
|
|
||||||
return fact;
|
|
||||||
}
|
|
||||||
|
|
||||||
//This function returns true if the string passed in is a palindrome
|
|
||||||
bool isPalindrome(std::string str){
|
|
||||||
std::string rev = str;
|
|
||||||
std::reverse(rev.begin(), rev.end());
|
|
||||||
if(str == rev){
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
else{
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//This function converts a number to its binary equivalent
|
|
||||||
template <class T>
|
|
||||||
std::string toBin(T num){
|
|
||||||
//Convert the number to a binary string
|
|
||||||
std::string fullString = std::bitset<sizeof(T) * 8>(num).to_string();
|
|
||||||
//Remove leading zeros
|
|
||||||
int loc = 0;
|
|
||||||
for(loc = 0;(loc < fullString.size()) && (fullString[loc] == '0');++loc);
|
|
||||||
std::string trimmedString = fullString.substr(loc);
|
|
||||||
if(trimmedString == ""){
|
|
||||||
trimmedString = "0";
|
|
||||||
}
|
|
||||||
return trimmedString;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Print a vector
|
|
||||||
template <class T>
|
|
||||||
std::string printVector(std::vector<T>& ary){
|
|
||||||
std::stringstream str;
|
|
||||||
str << "[";
|
|
||||||
for(int cnt = 0;cnt < ary.size();++cnt){
|
|
||||||
str << ary[cnt];
|
|
||||||
if(cnt < ary.size() - 1){
|
|
||||||
str << ", ";
|
|
||||||
}
|
|
||||||
}
|
|
||||||
str << "]";
|
|
||||||
return str.str();
|
|
||||||
}
|
|
||||||
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
#endif //MEE_ALGORITHMS_HPP
|
|
||||||
345
headers/mee/numberAlgorithms.hpp
Normal file
345
headers/mee/numberAlgorithms.hpp
Normal file
@@ -0,0 +1,345 @@
|
|||||||
|
//myClasses/headers/mee/numberAlgorithms.hpp
|
||||||
|
//Matthew Ellison
|
||||||
|
// Created: 07-02-21
|
||||||
|
//Modified: 07-02-21
|
||||||
|
//This file contains declarations of functions I have created to manipulate numbers
|
||||||
|
/*
|
||||||
|
Copyright (C) 2021 Matthew Ellison
|
||||||
|
|
||||||
|
This program is free software: you can redistribute it and/or modify
|
||||||
|
it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
the Free Software Foundation, either version 3 of the License, or
|
||||||
|
(at your option) any later version.
|
||||||
|
|
||||||
|
This program is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public License
|
||||||
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
#ifndef MEE_NUMBER_ALGORITHMS_HPP
|
||||||
|
#define MEE_NUMBER_ALGORITHMS_HPP
|
||||||
|
|
||||||
|
|
||||||
|
#include <bitset>
|
||||||
|
#include <cinttypes>
|
||||||
|
#include <cmath>
|
||||||
|
#include <map>
|
||||||
|
#include <string>
|
||||||
|
#include <unordered_map>
|
||||||
|
#include <vector>
|
||||||
|
#include "Generator.hpp"
|
||||||
|
|
||||||
|
|
||||||
|
namespace mee{
|
||||||
|
|
||||||
|
|
||||||
|
//This function determines whether the number passed into it is a prime
|
||||||
|
template <class T>
|
||||||
|
bool isPrime(T possiblePrime){
|
||||||
|
if(possiblePrime <= 3){
|
||||||
|
return possiblePrime > 1;
|
||||||
|
}
|
||||||
|
else if(((possiblePrime % 2) == 0) || ((possiblePrime % 3) == 0)){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
for(T cnt = 5;(cnt * cnt) <= possiblePrime;cnt += 6){
|
||||||
|
if(((possiblePrime % cnt) == 0) || ((possiblePrime % (cnt + 2)) == 0)){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This is a function that returns all the primes <= goalNumber and returns a vector with those prime numbers
|
||||||
|
template <class T>
|
||||||
|
std::vector<T> getPrimes(T goalNumber){
|
||||||
|
std::vector<T> primes;
|
||||||
|
bool foundFactor = false;
|
||||||
|
|
||||||
|
//If the number is 1, 0, or a negative number return an empty vector
|
||||||
|
if(goalNumber <= 1){
|
||||||
|
return primes;
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
primes.push_back(2);
|
||||||
|
}
|
||||||
|
|
||||||
|
//We can now start at 3 and skip all of the even numbers
|
||||||
|
for(T possiblePrime = 3;possiblePrime <= goalNumber;possiblePrime += 2){
|
||||||
|
//Step through every element in the current primes. If you don't find anything that divides it, it must be a prime itself
|
||||||
|
uint64_t topPossibleFactor = ceil(sqrt(possiblePrime));
|
||||||
|
for(uint64_t cnt = 0;(cnt < primes.size()) && (primes.at(cnt) <= topPossibleFactor);++cnt){
|
||||||
|
if((possiblePrime % primes.at(cnt)) == 0){
|
||||||
|
foundFactor = true;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//If you didn't find a factor then it must be prime
|
||||||
|
if(!foundFactor){
|
||||||
|
primes.push_back(possiblePrime);
|
||||||
|
}
|
||||||
|
//If you did find a factor you need to reset the flag
|
||||||
|
else{
|
||||||
|
foundFactor = false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
std::sort(primes.begin(), primes.end());
|
||||||
|
return primes;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function returns a vector with a specific number of primes
|
||||||
|
template <class T>
|
||||||
|
std::vector<T> getNumPrimes(T numberOfPrimes){
|
||||||
|
std::vector<T> primes;
|
||||||
|
primes.reserve(numberOfPrimes); //Saves cycles later
|
||||||
|
bool foundFactor = false;
|
||||||
|
|
||||||
|
//If the number is 1, 0, or a negative number return an empty vector
|
||||||
|
if(numberOfPrimes <= 1){
|
||||||
|
return primes;
|
||||||
|
}
|
||||||
|
//Otherwise 2 is the first prime number
|
||||||
|
else{
|
||||||
|
primes.push_back(2);
|
||||||
|
}
|
||||||
|
|
||||||
|
//Loop through every odd number starting at 3 until we find the requisite number of primes
|
||||||
|
//Using possiblePrime >= 3 to make sure it doesn't loop back around in an overflow error and create an infinite loop
|
||||||
|
for(T possiblePrime = 3;(primes.size() < numberOfPrimes) && (possiblePrime >= 3);possiblePrime += 2){
|
||||||
|
//Step through every element in the current primes. If you don't find anything that divides it, it must be a prime itself
|
||||||
|
uint64_t topPossibleFactor = ceil(sqrt(possiblePrime));
|
||||||
|
for(uint64_t cnt = 0;(cnt < primes.size()) && (primes.at(cnt) <= topPossibleFactor);++cnt){
|
||||||
|
if((possiblePrime % primes.at(cnt)) == 0){
|
||||||
|
foundFactor = true;
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//If you didn't find a factor then it must be prime
|
||||||
|
if(!foundFactor){
|
||||||
|
primes.push_back(possiblePrime);
|
||||||
|
}
|
||||||
|
//If you did find a factor you need to reset the flag
|
||||||
|
else{
|
||||||
|
foundFactor = false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//The numbers should be in order, but sort them anyway just in case
|
||||||
|
std::sort(primes.begin(), primes.end());
|
||||||
|
return primes;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function returns all prime factors of a number
|
||||||
|
template <class T>
|
||||||
|
std::vector<T> getFactors(T goalNumber){
|
||||||
|
//Get all the prime numbers up to sqrt(number). If there is a prime < goalNumber it will have to be <= sqrt(goalNumber)
|
||||||
|
std::vector<T> primes = getPrimes((T)ceil(sqrt(goalNumber))); //Make sure you are getting a vector of the correct type
|
||||||
|
std::vector<T> factors;
|
||||||
|
|
||||||
|
//Need to step through each prime and see if it is a factor of the number
|
||||||
|
for(int cnt = 0;cnt < primes.size();){
|
||||||
|
if((goalNumber % primes[cnt]) == 0){
|
||||||
|
factors.push_back(primes[cnt]);
|
||||||
|
goalNumber /= primes[cnt];
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
++cnt;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it didn't find any factors in the primes the number itself must be prime
|
||||||
|
if(factors.size() == 0){
|
||||||
|
factors.push_back(goalNumber);
|
||||||
|
goalNumber /= goalNumber;
|
||||||
|
}
|
||||||
|
|
||||||
|
///Should add some kind of error throwing inc ase the number != 1 after searching for all prime factors
|
||||||
|
|
||||||
|
return factors;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This is a function that gets all the divisors of num and returns a vector containing the divisors
|
||||||
|
template <class T>
|
||||||
|
std::vector<T> getDivisors(T num){
|
||||||
|
std::vector<T> divisors; //Holds the number of divisors
|
||||||
|
//Ensure the parameter is a valid number
|
||||||
|
if(num <= 0){
|
||||||
|
return divisors;
|
||||||
|
}
|
||||||
|
else if(num == 1){
|
||||||
|
divisors.push_back(1);
|
||||||
|
return divisors;
|
||||||
|
}
|
||||||
|
//You only need to check up to sqrt(num)
|
||||||
|
T topPossibleDivisor = ceil(sqrt(num));
|
||||||
|
for(uint64_t possibleDivisor = 1;possibleDivisor <= topPossibleDivisor;++possibleDivisor){
|
||||||
|
//Check if the counter evenly divides the number
|
||||||
|
//If it does the counter and the other number are both divisors
|
||||||
|
if((num % possibleDivisor) == 0){
|
||||||
|
//We don't need to check if the number already exists because we are only checking numbers <= sqrt(num), so there can be no duplicates
|
||||||
|
divisors.push_back(possibleDivisor);
|
||||||
|
//We still need to account for sqrt(num) being a divisor
|
||||||
|
if(possibleDivisor != topPossibleDivisor){
|
||||||
|
divisors.push_back(num / possibleDivisor);
|
||||||
|
}
|
||||||
|
//Take care of a few occations where a number was added twice
|
||||||
|
if(divisors.at(divisors.size() - 1) == (possibleDivisor + 1)){
|
||||||
|
++possibleDivisor;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//Sort the vector for neatness
|
||||||
|
std::sort(divisors.begin(), divisors.end());
|
||||||
|
//Return the vector of divisors
|
||||||
|
return divisors;
|
||||||
|
}
|
||||||
|
|
||||||
|
//These functions return the numth Fibonacci number
|
||||||
|
template <class T>
|
||||||
|
T getFib(const T num){
|
||||||
|
//Make sure the number is within bounds
|
||||||
|
if(num <= 2){
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
//Setup the variables
|
||||||
|
T fib = 0;
|
||||||
|
T tempNums[3];
|
||||||
|
tempNums[0] = tempNums[1] = 1;
|
||||||
|
|
||||||
|
//Do the calculation
|
||||||
|
unsigned int cnt;
|
||||||
|
for(cnt = 2;(cnt < num) && (tempNums[(cnt - 1) % 3] >= tempNums[(cnt - 2) % 3]);++cnt){
|
||||||
|
tempNums[cnt % 3] = tempNums[(cnt + 1) % 3] + tempNums[(cnt + 2) % 3];
|
||||||
|
}
|
||||||
|
fib = tempNums[(cnt - 1) % 3]; //Transfer the answer to permanent variable. -1 to account for the offset of starting at 0
|
||||||
|
|
||||||
|
return fib;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function returns a vector that includes all Fibonacci numbers <= num
|
||||||
|
template <class T>
|
||||||
|
std::vector<T> getAllFib(const T num){
|
||||||
|
std::vector<T> fibList;
|
||||||
|
//Make sure the number is within bounds
|
||||||
|
if(num <= 1){
|
||||||
|
fibList.push_back(1);
|
||||||
|
return fibList;
|
||||||
|
}
|
||||||
|
else{ //Make sure to add the first 2 elements
|
||||||
|
fibList.push_back(1);
|
||||||
|
fibList.push_back(1);
|
||||||
|
}
|
||||||
|
|
||||||
|
//Setup the variables
|
||||||
|
T fib = 0;
|
||||||
|
T tempNums[3];
|
||||||
|
tempNums[0] = tempNums[1] = 1;
|
||||||
|
|
||||||
|
//Do the calculation and add each number to the vector
|
||||||
|
for(T cnt = 2;(tempNums[(cnt - 1) % 3] <= num) && (tempNums[(cnt - 1) % 3] >= tempNums[(cnt - 2) % 3]);++cnt){
|
||||||
|
tempNums[cnt % 3] = tempNums[(cnt + 1) % 3] + tempNums[(cnt + 2) % 3];
|
||||||
|
fibList.push_back(tempNums[cnt % 3]);
|
||||||
|
}
|
||||||
|
|
||||||
|
//If you triggered the exit statement you have one more element than you need
|
||||||
|
fibList.pop_back();
|
||||||
|
|
||||||
|
//Return the vector that contains all of the Fibonacci numbers
|
||||||
|
return fibList;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function converts a number to its binary equivalent
|
||||||
|
template <class T>
|
||||||
|
std::string toBin(T num){
|
||||||
|
//Convert the number to a binary string
|
||||||
|
std::string fullString = std::bitset<sizeof(T) * 8>(num).to_string();
|
||||||
|
//Remove leading zeros
|
||||||
|
int loc = 0;
|
||||||
|
for(loc = 0;(loc < fullString.size()) && (fullString[loc] == '0');++loc);
|
||||||
|
std::string trimmedString = fullString.substr(loc);
|
||||||
|
if(trimmedString == ""){
|
||||||
|
trimmedString = "0";
|
||||||
|
}
|
||||||
|
return trimmedString;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Return the factorial of the number passed in
|
||||||
|
template <class T>
|
||||||
|
T factorial(T num){
|
||||||
|
T fact = 1;
|
||||||
|
for(T cnt = 1;cnt <= num;++cnt){
|
||||||
|
fact *= cnt;
|
||||||
|
}
|
||||||
|
return fact;
|
||||||
|
}
|
||||||
|
|
||||||
|
//A generator for prime numbers
|
||||||
|
template <class T>
|
||||||
|
mee::Generator<T> sieveOfEratosthenes(){
|
||||||
|
//Return 2 the first time, this lets us skip all even numbers later
|
||||||
|
co_yield 2;
|
||||||
|
|
||||||
|
int num = 0;
|
||||||
|
|
||||||
|
//Dictionary to hold the primes we have already found
|
||||||
|
std::unordered_map<T, std::vector<T>> dict;
|
||||||
|
|
||||||
|
//Start checking for primes with the number 3 and skip all even numbers
|
||||||
|
for(T possiblePrime = 3;true;possiblePrime += 2){
|
||||||
|
//If possiblePrime is in the dictionary it is a composite number
|
||||||
|
if(dict.contains(possiblePrime)){
|
||||||
|
//Move each number to its next odd multiple
|
||||||
|
for(T num : dict[possiblePrime]){
|
||||||
|
dict[possiblePrime + num + num].push_back(num);
|
||||||
|
}
|
||||||
|
//We no longer need this, free the memory
|
||||||
|
dict.erase(possiblePrime);
|
||||||
|
}
|
||||||
|
//If possiblePrime is not in the dictionary it is a new prime number
|
||||||
|
//Return it and mark its next multiple
|
||||||
|
else{
|
||||||
|
co_yield possiblePrime;
|
||||||
|
dict[possiblePrime * possiblePrime].push_back(possiblePrime);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//An alternate to sieveOfEratosthenes that uses map instead of unordered_map for greater compatibility but lower performance
|
||||||
|
template <class T>
|
||||||
|
mee::Generator<T> sieveOfEratosthenesAlt(){
|
||||||
|
//Return 2 the first time, this lets us skip all even numbers later
|
||||||
|
co_yield 2;
|
||||||
|
|
||||||
|
int num = 0;
|
||||||
|
|
||||||
|
//Dictionary to hold the primes we have already found
|
||||||
|
std::map<T, std::vector<T>> dict;
|
||||||
|
|
||||||
|
//Start checking for primes with the number 3 and skip all even numbers
|
||||||
|
for(T possiblePrime = 3;true;possiblePrime += 2){
|
||||||
|
//If possiblePrime is in the dictionary it is a composite number
|
||||||
|
if(dict.contains(possiblePrime)){
|
||||||
|
//Move each number to its next odd multiple
|
||||||
|
for(T num : dict[possiblePrime]){
|
||||||
|
dict[possiblePrime + num + num].push_back(num);
|
||||||
|
}
|
||||||
|
//We no longer need this, free the memory
|
||||||
|
dict.erase(possiblePrime);
|
||||||
|
}
|
||||||
|
//If possiblePrime is not in the dictionary it is a new prime number
|
||||||
|
//Return it and mark its next multiple
|
||||||
|
else{
|
||||||
|
co_yield possiblePrime;
|
||||||
|
dict[possiblePrime * possiblePrime].push_back(possiblePrime);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#endif //MEE_NUMBER_ALGORITHMS_HPP
|
||||||
117
headers/mee/stringAlgorithms.hpp
Normal file
117
headers/mee/stringAlgorithms.hpp
Normal file
@@ -0,0 +1,117 @@
|
|||||||
|
//myClasses/headers/mee/stringAlgorithms.hpp
|
||||||
|
//Matthew Ellison
|
||||||
|
// Created: 07-02-21
|
||||||
|
//Modified: 07-02-21
|
||||||
|
//This file contains declarations of functions I have created to manipulate strings
|
||||||
|
/*
|
||||||
|
Copyright (C) 2021 Matthew Ellison
|
||||||
|
|
||||||
|
This program is free software: you can redistribute it and/or modify
|
||||||
|
it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
the Free Software Foundation, either version 3 of the License, or
|
||||||
|
(at your option) any later version.
|
||||||
|
|
||||||
|
This program is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public License
|
||||||
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
#ifndef MEE_STRING_ALGORITHMS_HPP
|
||||||
|
#define MEE_STRING_ALGORITHMS_HPP
|
||||||
|
|
||||||
|
|
||||||
|
#include <string>
|
||||||
|
#include <vector>
|
||||||
|
|
||||||
|
|
||||||
|
namespace mee{
|
||||||
|
|
||||||
|
|
||||||
|
//This is a function that creates all permutations of a string and returns a vector of those permutations.
|
||||||
|
std::vector<std::string> getPermutations(std::string master, int num = 0){
|
||||||
|
std::vector<std::string> perms;
|
||||||
|
//Check if the number is out of bounds
|
||||||
|
if((num >= master.size()) || (num < 0)){
|
||||||
|
return perms;
|
||||||
|
}
|
||||||
|
//If this is the last possible recurse just return the current string
|
||||||
|
else if(num == (master.size() - 1)){
|
||||||
|
perms.push_back(master);
|
||||||
|
return perms;
|
||||||
|
}
|
||||||
|
//If there are more possible recurses, recurse with the current permutation
|
||||||
|
std::vector<std::string> temp;
|
||||||
|
temp = getPermutations(master, num + 1);
|
||||||
|
perms.insert(perms.end(), temp.begin(), temp.end());
|
||||||
|
//You need to swap the current letter with every possible letter after it
|
||||||
|
//The ones needed to swap before will happen automatically when the function recurses
|
||||||
|
for(int cnt = 1;(num + cnt) < master.size();++cnt){
|
||||||
|
std::swap(master[num], master[num + cnt]);
|
||||||
|
temp = getPermutations(master, num + 1);
|
||||||
|
perms.insert(perms.end(), temp.begin(), temp.end());
|
||||||
|
std::swap(master[num], master[num + cnt]);
|
||||||
|
}
|
||||||
|
|
||||||
|
//The array is not necessarily in alpha-numeric order. So if this is the full array sort it before returning
|
||||||
|
if(num == 0){
|
||||||
|
std::sort(perms.begin(), perms.end());
|
||||||
|
}
|
||||||
|
return perms;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function returns the number of times the character occurs in the string
|
||||||
|
int findNumOccurrence(std::string str, char ch){
|
||||||
|
int num = 0; //Set the number of occurrences to 0 to start
|
||||||
|
//Loop through every character in the string and compare it to the character passed in
|
||||||
|
for(char strCh : str){
|
||||||
|
//If the character is the same as the one passed in increment the counter
|
||||||
|
if(strCh == ch){
|
||||||
|
++num;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//Return the number of times the character appeared in the string
|
||||||
|
return num;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Return a vector of strings split on the delimiter
|
||||||
|
std::vector<std::string> split(std::string str, char delimiter){
|
||||||
|
std::vector<std::string> splitStrings;
|
||||||
|
int location = 0;
|
||||||
|
location = str.find(delimiter);
|
||||||
|
while(location != std::string::npos){
|
||||||
|
//Split the string
|
||||||
|
std::string firstString = str.substr(0, location);
|
||||||
|
str = str.substr(location + 1); //+1 to skip the delimiter itself
|
||||||
|
//Add the string to the vector
|
||||||
|
splitStrings.push_back(firstString);
|
||||||
|
//Get the location of the next delimiter
|
||||||
|
location = str.find(delimiter);
|
||||||
|
}
|
||||||
|
//Get the final string if it isn't empty
|
||||||
|
if(!str.empty()){
|
||||||
|
splitStrings.push_back(str);
|
||||||
|
}
|
||||||
|
//Return the vector of strings
|
||||||
|
return splitStrings;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function returns true if the string passed in is a palindrome
|
||||||
|
bool isPalindrome(std::string str){
|
||||||
|
std::string rev = str;
|
||||||
|
std::reverse(rev.begin(), rev.end());
|
||||||
|
if(str == rev){
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#endif //MEE_STRING_ALGORITHMS_HPP
|
||||||
213
headers/mee/vectorAlgorithms.hpp
Normal file
213
headers/mee/vectorAlgorithms.hpp
Normal file
@@ -0,0 +1,213 @@
|
|||||||
|
//myClasses/headers/mee/vectorAlgorithms.hpp
|
||||||
|
//Matthew Ellison
|
||||||
|
// Created: 07-02-21
|
||||||
|
//Modified: 07-02-21
|
||||||
|
//This file contains declarations of functions I have created to manipulate vectors and the data inside them
|
||||||
|
/*
|
||||||
|
Copyright (C) 2021 Matthew Ellison
|
||||||
|
|
||||||
|
This program is free software: you can redistribute it and/or modify
|
||||||
|
it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
the Free Software Foundation, either version 3 of the License, or
|
||||||
|
(at your option) any later version.
|
||||||
|
|
||||||
|
This program is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public License
|
||||||
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
#ifndef MEE_VECTOR_ALGORITHMS_HPP
|
||||||
|
#define MEE_VECTOR_ALGORITHMS_HPP
|
||||||
|
|
||||||
|
|
||||||
|
#include <cinttypes>
|
||||||
|
#include <sstream>
|
||||||
|
#include <vector>
|
||||||
|
|
||||||
|
|
||||||
|
namespace mee{
|
||||||
|
|
||||||
|
|
||||||
|
//This is a function that returns the sum of all elements in a vector
|
||||||
|
template <class T>
|
||||||
|
T getSum(const std::vector<T>& ary){
|
||||||
|
T sum = 0;
|
||||||
|
for(unsigned int cnt = 0;cnt < ary.size();++cnt){
|
||||||
|
sum += ary.at(cnt);
|
||||||
|
}
|
||||||
|
return sum;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This is a function that returns the product of all elmements in a vector
|
||||||
|
template <class T>
|
||||||
|
T getProduct(const std::vector<T>& ary){
|
||||||
|
//Make sure there is something in the array
|
||||||
|
if(ary.size() == 0){
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Multiply all elements in the array together
|
||||||
|
T prod = 1;
|
||||||
|
for(T cnt = 0;cnt < ary.size();++cnt){
|
||||||
|
prod *= ary.at(cnt);
|
||||||
|
}
|
||||||
|
return prod;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This is a function that searches a vecter for an element. Returns true if they key is found in list
|
||||||
|
template <class T>
|
||||||
|
bool isFound(std::vector<T> ary, T key){
|
||||||
|
typename std::vector<T>::iterator location = std::find(ary.begin(), ary.end(), key);
|
||||||
|
if(location == ary.end()){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//This is a function that performs a bubble sort on a vector
|
||||||
|
template <class T>
|
||||||
|
void bubbleSort(std::vector<T>& ary){
|
||||||
|
bool notFinished = true; //A flag to determine if the loop is finished
|
||||||
|
for(int numLoops = 0;numLoops < ary.size();++numLoops){ //Loop until you finish
|
||||||
|
notFinished = false; //Assume you are finished until you find an element out of order
|
||||||
|
//Loop through every element in the vector, moving the largest one to the end
|
||||||
|
for(int cnt = 1;cnt < (ary.size() - numLoops);++cnt){ //use size - 1 to make sure you don't go out of bounds
|
||||||
|
if(ary.at(cnt) < ary.at(cnt - 1)){
|
||||||
|
std::swap(ary.at(cnt), ary.at(cnt - 1));
|
||||||
|
notFinished = true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//This is a helper function for quickSort. It chooses a pivot element and sorts everything to larger or smaller than the pivot. Returns location of pivot
|
||||||
|
template <class T>
|
||||||
|
int64_t partition(std::vector<T>& ary, int64_t bottom, int64_t top){
|
||||||
|
int64_t pivot = ary.at(top); //Pick a pivot element
|
||||||
|
int64_t smaller = bottom - 1; //Keep track of where all elements are smaller than the pivot
|
||||||
|
|
||||||
|
//Loop through every element in the vector testing if it is smaller than pivot
|
||||||
|
for(int64_t cnt = bottom;cnt < top;++cnt){
|
||||||
|
//If the element is smaller than pivot move it to the correct location
|
||||||
|
if(ary.at(cnt) < pivot){
|
||||||
|
//Increment the tracker for elements smaller than pivot
|
||||||
|
++smaller;
|
||||||
|
//Swap the current element to the correct location for being smaller than the pivot
|
||||||
|
std::swap(ary.at(smaller), ary.at(cnt));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//Move the pivot element to the correct location
|
||||||
|
++smaller;
|
||||||
|
std::swap(ary.at(top), ary.at(smaller));
|
||||||
|
|
||||||
|
//Return the pivot element
|
||||||
|
return smaller;
|
||||||
|
}
|
||||||
|
//This is the function that actually performs the quick sort on the vector
|
||||||
|
template <class T>
|
||||||
|
void quickSort(std::vector<T>& ary, int64_t bottom, int64_t top){
|
||||||
|
//Make sure you have a valid slice of the vector
|
||||||
|
if(bottom < top){
|
||||||
|
//Get the pivot location
|
||||||
|
int64_t pivot = partition(ary, bottom, top);
|
||||||
|
|
||||||
|
//Sort all element less than the pivot
|
||||||
|
quickSort(ary, bottom, pivot - 1);
|
||||||
|
//Sort all element greater than the pivot
|
||||||
|
quickSort(ary, pivot + 1, top);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//This is a function that makes quick sort easier to start
|
||||||
|
template <class T>
|
||||||
|
void quickSort(std::vector<T>& ary){
|
||||||
|
//Call the other quickSort function with all the necessary info
|
||||||
|
quickSort(ary, 0, ary.size() - 1);
|
||||||
|
}
|
||||||
|
|
||||||
|
//This is a function that performs a search on a vector and returns the subscript of the item being searched for
|
||||||
|
template <class T>
|
||||||
|
int64_t search(const std::vector<T>& ary, T num){
|
||||||
|
int64_t subscript = 0; //Start with the subscript at 0
|
||||||
|
//Step through every element in the vector and return the subscript if you find the correct element
|
||||||
|
while(subscript < ary.size()){
|
||||||
|
if(ary.at(subscript) == num){
|
||||||
|
return subscript;
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
++subscript;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
//If you cannot find the element return -1
|
||||||
|
return -1;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function finds the smallest element in a vector
|
||||||
|
template <class T>
|
||||||
|
T findMin(const std::vector<T>& ary){
|
||||||
|
T min; //For the smallest element
|
||||||
|
|
||||||
|
//Make sure the vector is not empty
|
||||||
|
if(ary.size() > 0){
|
||||||
|
//Use the first element as the smallest element
|
||||||
|
min = ary.at(0);
|
||||||
|
//Run through every element in the vector, checking it against the current minimum
|
||||||
|
for(int cnt = 1;cnt < ary.size();++cnt){
|
||||||
|
//If the current element is smaller than the minimum, make it the new minimum
|
||||||
|
if(ary.at(cnt) < min){
|
||||||
|
min = ary.at(cnt);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//Return the element
|
||||||
|
return min;
|
||||||
|
}
|
||||||
|
|
||||||
|
//This function finds the largest element in a vector
|
||||||
|
template <class T>
|
||||||
|
T findMax(const std::vector<T>& ary){
|
||||||
|
T max; //For the largest element
|
||||||
|
|
||||||
|
//Make sure the vector is not empty
|
||||||
|
if(ary.size() > 0){
|
||||||
|
//Use the first element as the largest element
|
||||||
|
max = ary.at(0);
|
||||||
|
//Run through every element in the vector, checking it against the current minimum
|
||||||
|
for(int cnt = 1;cnt < ary.size();++cnt){
|
||||||
|
//If the current element is larger than the maximum, make it the new maximum
|
||||||
|
if(ary.at(cnt) > max){
|
||||||
|
max = ary.at(cnt);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//Return the element
|
||||||
|
return max;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Print a vector
|
||||||
|
template <class T>
|
||||||
|
std::string printVector(std::vector<T>& ary){
|
||||||
|
std::stringstream str;
|
||||||
|
str << "[";
|
||||||
|
for(int cnt = 0;cnt < ary.size();++cnt){
|
||||||
|
str << ary[cnt];
|
||||||
|
if(cnt < ary.size() - 1){
|
||||||
|
str << ", ";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
str << "]";
|
||||||
|
return str.str();
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
#endif //MEE_VECTOR_ALGORITHMS_HPP
|
||||||
@@ -25,7 +25,7 @@
|
|||||||
#include <cinttypes>
|
#include <cinttypes>
|
||||||
#include "Dice.hpp"
|
#include "Dice.hpp"
|
||||||
|
|
||||||
const int LENGTH_OF_TEST = 100; //How many times the dice will get rolled * the number of sides
|
const uint64_t LENGTH_OF_TEST = 100; //How many times the dice will get rolled * the number of sides
|
||||||
|
|
||||||
|
|
||||||
int main(){
|
int main(){
|
||||||
@@ -58,12 +58,12 @@ int main(){
|
|||||||
die1Rolls.push_back(0);
|
die1Rolls.push_back(0);
|
||||||
}
|
}
|
||||||
//A loop to roll the die and record the results
|
//A loop to roll the die and record the results
|
||||||
for(int cnt = 0;cnt < (LENGTH_OF_TEST * die1.getSides());++cnt){
|
for(uint64_t cnt = 0;cnt < (LENGTH_OF_TEST * die1.getSides());++cnt){
|
||||||
int num = die1.roll();
|
uint64_t num = die1.roll();
|
||||||
++die1Rolls[num - 1]; //num - 1 to account for dice starting at 1 and array starting at 0
|
++die1Rolls[num - 1]; //num - 1 to account for dice starting at 1 and array starting at 0
|
||||||
}
|
}
|
||||||
//Print out the results
|
//Print out the results
|
||||||
for(int cnt = 0;cnt < die1Rolls.size();++cnt){
|
for(size_t cnt = 0;cnt < die1Rolls.size();++cnt){
|
||||||
std::cout << cnt + 1 << ". " << die1Rolls[cnt] << '\n';
|
std::cout << cnt + 1 << ". " << die1Rolls[cnt] << '\n';
|
||||||
}
|
}
|
||||||
|
|
||||||
@@ -72,16 +72,16 @@ int main(){
|
|||||||
//Setup an array to track how many times a number has been rolled
|
//Setup an array to track how many times a number has been rolled
|
||||||
std::vector<unsigned int> die2Rolls;
|
std::vector<unsigned int> die2Rolls;
|
||||||
die2Rolls.reserve(die2.getSides());
|
die2Rolls.reserve(die2.getSides());
|
||||||
for(int cnt = 0;cnt < die2.getSides();++cnt){
|
for(uint64_t cnt = 0;cnt < die2.getSides();++cnt){
|
||||||
die2Rolls.push_back(0);
|
die2Rolls.push_back(0);
|
||||||
}
|
}
|
||||||
//A loop to roll the die and record the results
|
//A loop to roll the die and record the results
|
||||||
for(int cnt = 0;cnt < (LENGTH_OF_TEST * die2.getSides());++cnt){
|
for(uint64_t cnt = 0;cnt < (LENGTH_OF_TEST * die2.getSides());++cnt){
|
||||||
int num = die2.roll();
|
int num = die2.roll();
|
||||||
++die2Rolls[num - 1]; //num - 1 to account for dice starting at 1 and array starting at 0
|
++die2Rolls[num - 1]; //num - 1 to account for dice starting at 1 and array starting at 0
|
||||||
}
|
}
|
||||||
//Print out the results
|
//Print out the results
|
||||||
for(int cnt = 0;cnt < die2Rolls.size();++cnt){
|
for(uint64_t cnt = 0;cnt < die2Rolls.size();++cnt){
|
||||||
std::cout << cnt + 1 << ". " << die2Rolls[cnt] << '\n';
|
std::cout << cnt + 1 << ". " << die2Rolls[cnt] << '\n';
|
||||||
}
|
}
|
||||||
|
|
||||||
328
test/mee/testNumberAlgorithms.cpp
Normal file
328
test/mee/testNumberAlgorithms.cpp
Normal file
@@ -0,0 +1,328 @@
|
|||||||
|
//myClasses/test/mee/testNumberAlgorithms.cpp
|
||||||
|
//Matthew Ellison
|
||||||
|
// Created: 07-02-21
|
||||||
|
//Modified: 07-02-21
|
||||||
|
//This file contains tests for the functions in my numberAlgorithms library
|
||||||
|
/*
|
||||||
|
Copyright (C) 2021 Matthew Ellison
|
||||||
|
|
||||||
|
This program is free software: you can redistribute it and/or modify
|
||||||
|
it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
the Free Software Foundation, either version 3 of the License, or
|
||||||
|
(at your option) any later version.
|
||||||
|
|
||||||
|
This program is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public License
|
||||||
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
|
||||||
|
#include <cinttypes>
|
||||||
|
#include <iostream>
|
||||||
|
#include <gmpxx.h>
|
||||||
|
#include "mee/numberAlgorithms.hpp"
|
||||||
|
#include "mee/Stopwatch.hpp"
|
||||||
|
|
||||||
|
|
||||||
|
//Defines a type for functions so there can be an array of functions
|
||||||
|
typedef bool (*boolFn)();
|
||||||
|
|
||||||
|
|
||||||
|
//Prototypes for test functions
|
||||||
|
bool testIsPrime();
|
||||||
|
bool testGetPrimes();
|
||||||
|
bool testGetNumPrimes();
|
||||||
|
bool testGetFactors();
|
||||||
|
bool testGetDivisors();
|
||||||
|
bool testGetFib();
|
||||||
|
bool testGetAllFib();
|
||||||
|
bool testToBin();
|
||||||
|
bool testFactorial();
|
||||||
|
bool testSieveOfEratosthenes();
|
||||||
|
|
||||||
|
|
||||||
|
int main(){
|
||||||
|
mee::Stopwatch timer;
|
||||||
|
bool passedTest = false;
|
||||||
|
bool allPassed = true;
|
||||||
|
std::vector<boolFn> functions { testIsPrime, testGetPrimes, testGetNumPrimes, testGetFactors, testGetDivisors, testGetFib,
|
||||||
|
testGetAllFib, testToBin, testFactorial, testSieveOfEratosthenes };
|
||||||
|
std::vector<std::string> names { "isPrime", "getPrimes", "getNumPrimes", "getFactors", "getDivisors", "getFib",
|
||||||
|
"getAllFib", "toBin", "factorial", "sieveOfEratosthenes" };
|
||||||
|
|
||||||
|
//Start doing tests and print out the results of each
|
||||||
|
for(size_t cnt = 0;cnt < functions.size();++cnt){
|
||||||
|
timer.start();
|
||||||
|
passedTest = functions[cnt]();
|
||||||
|
timer.stop();
|
||||||
|
if(passedTest){
|
||||||
|
std::cout << "Function " << names[cnt] << "() passed the test\n";
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
std::cout << "Function " << names[cnt] << "() failed the test\n";
|
||||||
|
allPassed = false;
|
||||||
|
}
|
||||||
|
std::cout << "The test took " << timer.getStr() << "\n\n" << std::endl;
|
||||||
|
}
|
||||||
|
|
||||||
|
if(allPassed){
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
bool testIsPrime(){
|
||||||
|
//Test 1
|
||||||
|
int64_t num = 2;
|
||||||
|
bool correctAnswer = true;
|
||||||
|
bool answer = mee::isPrime(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
//Test 2
|
||||||
|
num = 97;
|
||||||
|
correctAnswer = true;
|
||||||
|
answer = mee::isPrime(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
//Test 3
|
||||||
|
num = 1000;
|
||||||
|
correctAnswer = false;
|
||||||
|
answer = mee::isPrime(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
//Test 4
|
||||||
|
num = 1;
|
||||||
|
correctAnswer = false;
|
||||||
|
answer = mee::isPrime(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetPrimes(){
|
||||||
|
std::vector<uint64_t> correctAnswer {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
||||||
|
uint64_t topNum = 100;
|
||||||
|
std::vector<uint64_t> answer = mee::getPrimes(topNum);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetNumPrimes(){
|
||||||
|
std::vector<uint64_t> correctAnswer {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
||||||
|
uint64_t numPrimes = 25;
|
||||||
|
std::vector<uint64_t> answer = mee::getNumPrimes(numPrimes);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetFactors(){
|
||||||
|
std::vector<uint64_t> correctAnswer {2, 2, 5, 5};
|
||||||
|
uint64_t number = 100;
|
||||||
|
std::vector<uint64_t> answer = mee::getFactors(number);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
correctAnswer = {2, 7, 7};
|
||||||
|
number = 98;
|
||||||
|
answer = mee::getFactors(number);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If a false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetDivisors(){
|
||||||
|
std::vector<uint64_t> correctAnswer {1, 2, 4, 5, 10, 20, 25, 50, 100};
|
||||||
|
uint64_t topNum = 100;
|
||||||
|
std::vector<uint64_t> answer = mee::getDivisors(topNum);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetFib(){
|
||||||
|
//Test the imbeded type getFib function
|
||||||
|
uint64_t correctAnswer = 144;
|
||||||
|
uint64_t number = 12;
|
||||||
|
uint64_t answer = mee::getFib(number);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
std::cout << "getFit() failed at test 1" << std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
number = 20;
|
||||||
|
correctAnswer = 6765;
|
||||||
|
answer = mee::getFib(number);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
std::cout << "getFit() failed at test 2" << std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
//Test the gmp integer function
|
||||||
|
mpz_class mpzNumber = 12;
|
||||||
|
mpz_class longCorrectAnswer = 144;
|
||||||
|
mpz_class longAnswer = mee::getFib(mpzNumber);
|
||||||
|
if(longCorrectAnswer != longAnswer){
|
||||||
|
std::cout << "getFib() for mpz failed at test 3" << std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
mpzNumber = 4782;
|
||||||
|
longCorrectAnswer = "1070066266382758936764980584457396885083683896632151665013235203375314520604694040621889147582489792657804694888177591957484336466672569959512996030461262748092482186144069433051234774442750273781753087579391666192149259186759553966422837148943113074699503439547001985432609723067290192870526447243726117715821825548491120525013201478612965931381792235559657452039506137551467837543229119602129934048260706175397706847068202895486902666185435124521900369480641357447470911707619766945691070098024393439617474103736912503231365532164773697023167755051595173518460579954919410967778373229665796581646513903488154256310184224190259846088000110186255550245493937113651657039447629584714548523425950428582425306083544435428212611008992863795048006894330309773217834864543113205765659868456288616808718693835297350643986297640660000723562917905207051164077614812491885830945940566688339109350944456576357666151619317753792891661581327159616877487983821820492520348473874384736771934512787029218636250627816";
|
||||||
|
longAnswer = mee::getFib(mpzNumber);
|
||||||
|
if(longCorrectAnswer != longAnswer){
|
||||||
|
std::cout << "getFib() for mpzfailed at test 4" << std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetAllFib(){
|
||||||
|
std::vector<uint64_t> correctAnswer {1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89};
|
||||||
|
uint64_t highestNumber = 100;
|
||||||
|
std::vector<uint64_t> answer = mee::getAllFib(highestNumber);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
correctAnswer = {1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987};
|
||||||
|
highestNumber = 1000;
|
||||||
|
answer = mee::getAllFib(highestNumber);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If a false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testToBin(){
|
||||||
|
//Test 1
|
||||||
|
int num = 7;
|
||||||
|
std::string correctAnswer = "111";
|
||||||
|
std::string answer = mee::toBin(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 2
|
||||||
|
num = 0;
|
||||||
|
correctAnswer = "0";
|
||||||
|
answer = mee::toBin(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 3
|
||||||
|
num = 1000000;
|
||||||
|
correctAnswer = "11110100001001000000";
|
||||||
|
answer = mee::toBin(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 4
|
||||||
|
uint64_t num2 = 8;
|
||||||
|
correctAnswer = "1000";
|
||||||
|
answer = mee::toBin(num2);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testFactorial(){
|
||||||
|
//Test 1
|
||||||
|
int num = 1;
|
||||||
|
int correctAnswer = 1;
|
||||||
|
int answer = mee::factorial(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 2
|
||||||
|
num = 10;
|
||||||
|
correctAnswer = 3628800;
|
||||||
|
answer = mee::factorial(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 3
|
||||||
|
num = -5;
|
||||||
|
correctAnswer = 1;
|
||||||
|
answer = mee::factorial(num);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testSieveOfEratosthenes(){
|
||||||
|
//Test 1
|
||||||
|
mee::Generator<int> gen = mee::sieveOfEratosthenes<int>();
|
||||||
|
std::vector<int> correctAnswer{2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
||||||
|
std::vector<int> answer;
|
||||||
|
for(int cnt = 0;cnt < 25;++cnt){
|
||||||
|
int prime = gen.next();
|
||||||
|
answer.push_back(prime);
|
||||||
|
}
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 2
|
||||||
|
mee::Generator<mpz_class> mpzGen = mee::sieveOfEratosthenesAlt<mpz_class>();
|
||||||
|
std::vector<mpz_class> bigCorrectAnswer{2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
||||||
|
std::vector<mpz_class> bigAnswer;
|
||||||
|
for(int cnt = 0;cnt < 25;++cnt){
|
||||||
|
mpz_class prime = mpzGen.next();
|
||||||
|
bigAnswer.push_back(prime);
|
||||||
|
}
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
/* Results:
|
||||||
|
|
||||||
|
*/
|
||||||
@@ -6,7 +6,7 @@
|
|||||||
|
|
||||||
|
|
||||||
#include <iostream>
|
#include <iostream>
|
||||||
#include "Stopwatch.hpp"
|
#include "mee/Stopwatch.hpp"
|
||||||
|
|
||||||
int main(){
|
int main(){
|
||||||
mee::Stopwatch timer;
|
mee::Stopwatch timer;
|
||||||
@@ -54,6 +54,7 @@ int main(){
|
|||||||
timer.start();
|
timer.start();
|
||||||
for(int cnt = 0;cnt < 1000000;++cnt){
|
for(int cnt = 0;cnt < 1000000;++cnt){
|
||||||
int num = cnt;
|
int num = cnt;
|
||||||
|
cnt = num;
|
||||||
}
|
}
|
||||||
timer.stop();
|
timer.stop();
|
||||||
std::cout << "It took " << timer.getStr() << " to complete this loop\n";
|
std::cout << "It took " << timer.getStr() << " to complete this loop\n";
|
||||||
169
test/mee/testStringAlgorithms.cpp
Normal file
169
test/mee/testStringAlgorithms.cpp
Normal file
@@ -0,0 +1,169 @@
|
|||||||
|
//myClasses/test/mee/testStringAlgorithms.cpp
|
||||||
|
//Matthew Ellison
|
||||||
|
// Created: 07-02-21
|
||||||
|
//Modified: 07-02-21
|
||||||
|
//This file contains tests for the functions in my stringAlgorithms library
|
||||||
|
/*
|
||||||
|
Copyright (C) 2021 Matthew Ellison
|
||||||
|
|
||||||
|
This program is free software: you can redistribute it and/or modify
|
||||||
|
it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
the Free Software Foundation, either version 3 of the License, or
|
||||||
|
(at your option) any later version.
|
||||||
|
|
||||||
|
This program is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public License
|
||||||
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
|
||||||
|
#include <algorithm>
|
||||||
|
#include <iostream>
|
||||||
|
#include <string>
|
||||||
|
#include <vector>
|
||||||
|
#include "mee/Stopwatch.hpp"
|
||||||
|
#include "mee/stringAlgorithms.hpp"
|
||||||
|
#include "mee/vectorAlgorithms.hpp"
|
||||||
|
|
||||||
|
|
||||||
|
//Defines a type for functions so there can be an array of functions
|
||||||
|
typedef bool (*boolFn)();
|
||||||
|
|
||||||
|
|
||||||
|
//Prototypes for test functions
|
||||||
|
bool testGetPermutations();
|
||||||
|
bool testFindNumOccurrence();
|
||||||
|
bool testSplit();
|
||||||
|
bool testIsPalindrome();
|
||||||
|
|
||||||
|
|
||||||
|
int main(){
|
||||||
|
mee::Stopwatch timer;
|
||||||
|
bool passedTest = false;
|
||||||
|
bool allPassed = true;
|
||||||
|
std::vector<boolFn> functions { testGetPermutations, testFindNumOccurrence, testSplit, testIsPalindrome};
|
||||||
|
std::vector<std::string> names { "getPermutations", "findNumOccurrence", "split", "isPalindrome"};
|
||||||
|
|
||||||
|
//Start doing tests and print out the results of each
|
||||||
|
for(size_t cnt = 0;cnt < functions.size();++cnt){
|
||||||
|
timer.start();
|
||||||
|
passedTest = functions[cnt]();
|
||||||
|
timer.stop();
|
||||||
|
if(passedTest){
|
||||||
|
std::cout << "Function " << names[cnt] << "() passed the test\n";
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
std::cout << "Function " << names[cnt] << "() failed the test\n";
|
||||||
|
allPassed = false;
|
||||||
|
}
|
||||||
|
std::cout << "The test took " << timer.getStr() << "\n\n" << std::endl;
|
||||||
|
}
|
||||||
|
|
||||||
|
if(allPassed){
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetPermutations(){
|
||||||
|
std::string permString = "012";
|
||||||
|
std::vector<std::string> correctAnswer {"012", "021", "102", "120", "201", "210"};
|
||||||
|
std::vector<std::string> answer = mee::getPermutations(permString);
|
||||||
|
if(answer != correctAnswer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testFindNumOccurrence(){
|
||||||
|
//Test 1
|
||||||
|
std::string testString = "abcdefgdd";
|
||||||
|
char testChar = 'a';
|
||||||
|
int correctAnswer = 1;
|
||||||
|
int answer = mee::findNumOccurrence(testString, testChar);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 2
|
||||||
|
testChar = 'd';
|
||||||
|
correctAnswer = 3;
|
||||||
|
answer = mee::findNumOccurrence(testString, testChar);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 3
|
||||||
|
testChar = 'h';
|
||||||
|
correctAnswer = 0;
|
||||||
|
answer = mee::findNumOccurrence(testString, testChar);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testSplit(){
|
||||||
|
//Test 1
|
||||||
|
std::string str = "abc0def";
|
||||||
|
std::vector<std::string> correctAnswer = {"abc", "def"};
|
||||||
|
std::vector<std::string> answer = mee::split(str, '0');
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
//Test 2
|
||||||
|
str = "abc0def";
|
||||||
|
correctAnswer = {"abc0def"};
|
||||||
|
answer = mee::split(str, '1');
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testIsPalindrome(){
|
||||||
|
//Test 1
|
||||||
|
std::string str = "101";
|
||||||
|
bool correctAnswer = true;
|
||||||
|
bool answer = mee::isPalindrome(str);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 2
|
||||||
|
str = "100";
|
||||||
|
correctAnswer = false;
|
||||||
|
answer = mee::isPalindrome(str);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 3
|
||||||
|
str = "";
|
||||||
|
correctAnswer = true;
|
||||||
|
answer = mee::isPalindrome(str);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/* Results:
|
||||||
|
|
||||||
|
*/
|
||||||
346
test/mee/testVectorAlgorithms.cpp
Normal file
346
test/mee/testVectorAlgorithms.cpp
Normal file
@@ -0,0 +1,346 @@
|
|||||||
|
//myClasses/test/mee/testVectorAlgorithms.cpp
|
||||||
|
//Matthew Ellison
|
||||||
|
// Created: 07-02-21
|
||||||
|
//Modified: 07-02-21
|
||||||
|
//This file contains tests for the functions in my vetorAlgorithms library
|
||||||
|
/*
|
||||||
|
Copyright (C) 2021 Matthew Ellison
|
||||||
|
|
||||||
|
This program is free software: you can redistribute it and/or modify
|
||||||
|
it under the terms of the GNU Lesser General Public License as published by
|
||||||
|
the Free Software Foundation, either version 3 of the License, or
|
||||||
|
(at your option) any later version.
|
||||||
|
|
||||||
|
This program is distributed in the hope that it will be useful,
|
||||||
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||||
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||||
|
GNU Lesser General Public License for more details.
|
||||||
|
|
||||||
|
You should have received a copy of the GNU Lesser General Public License
|
||||||
|
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||||
|
*/
|
||||||
|
|
||||||
|
|
||||||
|
#include <cinttypes>
|
||||||
|
#include <iostream>
|
||||||
|
#include <random>
|
||||||
|
#include <vector>
|
||||||
|
#include "mee/numberAlgorithms.hpp"
|
||||||
|
#include "mee/Stopwatch.hpp"
|
||||||
|
#include "mee/vectorAlgorithms.hpp"
|
||||||
|
|
||||||
|
|
||||||
|
//Defines a type for functions so there can be an array of functions
|
||||||
|
typedef bool (*boolFn)();
|
||||||
|
|
||||||
|
|
||||||
|
//Prototypes for test functions
|
||||||
|
bool testGetSum();
|
||||||
|
bool testGetProduct();
|
||||||
|
bool testIsFound();
|
||||||
|
bool testBubbleSort();
|
||||||
|
bool testQuickSort();
|
||||||
|
bool testSearch();
|
||||||
|
bool testFindMin();
|
||||||
|
bool testFindMax();
|
||||||
|
bool testPrintVector();
|
||||||
|
|
||||||
|
|
||||||
|
int main(){
|
||||||
|
mee::Stopwatch timer;
|
||||||
|
bool passedTest = false;
|
||||||
|
bool allPassed = true;
|
||||||
|
std::vector<boolFn> functions {testGetSum, testGetProduct, testIsFound, testBubbleSort, testQuickSort, testSearch,
|
||||||
|
testFindMin, testFindMax, testPrintVector};
|
||||||
|
std::vector<std::string> names { "getSum", "getProduct", "isFound", "bubbleSort", "quickSort", "search",
|
||||||
|
"findMin", "findMax", "printVector"};
|
||||||
|
|
||||||
|
//Start doing tests and print out the results of each
|
||||||
|
for(size_t cnt = 0;cnt < functions.size();++cnt){
|
||||||
|
timer.start();
|
||||||
|
passedTest = functions[cnt]();
|
||||||
|
timer.stop();
|
||||||
|
if(passedTest){
|
||||||
|
std::cout << "Function " << names[cnt] << "() passed the test\n";
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
std::cout << "Function " << names[cnt] << "() failed the test\n";
|
||||||
|
allPassed = false;
|
||||||
|
}
|
||||||
|
std::cout << "The test took " << timer.getStr() << "\n\n" << std::endl;
|
||||||
|
}
|
||||||
|
|
||||||
|
if(allPassed){
|
||||||
|
return 0;
|
||||||
|
}
|
||||||
|
else{
|
||||||
|
return 1;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetSum(){
|
||||||
|
uint64_t correctAnswer = 1060;
|
||||||
|
uint64_t topNum = 100;
|
||||||
|
uint64_t answer = mee::getSum(mee::getPrimes(topNum));
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testGetProduct(){
|
||||||
|
uint64_t correctAnswer = 0;
|
||||||
|
std::vector<uint64_t> numbers = {};
|
||||||
|
uint64_t answer = mee::getProduct(numbers);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
correctAnswer = 57600;
|
||||||
|
numbers = {2, 2, 3, 3, 4, 4, 100};
|
||||||
|
answer = mee::getProduct(numbers);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If a false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testIsFound(){
|
||||||
|
bool correctAnswer = true;
|
||||||
|
std::vector<uint64_t> testVector = mee::getPrimes((uint64_t)100);
|
||||||
|
uint64_t searchFor = 79;
|
||||||
|
bool answer = mee::isFound(testVector, searchFor);
|
||||||
|
if(answer != correctAnswer){
|
||||||
|
std::cout << "isFound() is failed at test 1" << std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
searchFor = 97;
|
||||||
|
answer = mee::isFound(testVector, searchFor);
|
||||||
|
if(answer != correctAnswer){
|
||||||
|
std::cout << "isFound() is failed at test 2" << std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
searchFor = 88;
|
||||||
|
correctAnswer = false;
|
||||||
|
answer = mee::isFound(testVector, searchFor);
|
||||||
|
if(answer != correctAnswer){
|
||||||
|
std::cout << "isFound() is failed at test 3" << std::endl;
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered it must have passed all tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testBubbleSort(){
|
||||||
|
unsigned int NUM_TO_GENERATE = 10000;
|
||||||
|
std::default_random_engine generator(std::random_device{}());
|
||||||
|
std::uniform_int_distribution<int> dist(1, INT_MAX);
|
||||||
|
std::vector<int> nums;
|
||||||
|
|
||||||
|
//Run through the appropriate number of numbers to generate and add them to the vector
|
||||||
|
for(unsigned int cnt = 0;cnt < NUM_TO_GENERATE;++cnt){
|
||||||
|
nums.push_back(dist(generator));
|
||||||
|
}
|
||||||
|
|
||||||
|
//Sort the numbers with my algorithm
|
||||||
|
mee::bubbleSort(nums);
|
||||||
|
|
||||||
|
//Make sure each number is not < the one in behind it
|
||||||
|
for(size_t cnt = 1;cnt < nums.size();++cnt){
|
||||||
|
if(nums.at(cnt) < nums.at(cnt - 1)){
|
||||||
|
return false;
|
||||||
|
std::cout << "nums.size() " << nums.size() << "\ncnt " << cnt << std::endl;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered then everything must have been sorted correctly
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testQuickSort(){
|
||||||
|
unsigned int NUM_TO_GENERATE = 10000;
|
||||||
|
std::default_random_engine generator(std::random_device{}());
|
||||||
|
std::uniform_int_distribution<int> dist(1, INT_MAX);
|
||||||
|
std::vector<int> nums;
|
||||||
|
|
||||||
|
//Run through the appropriate number of numbers to generate and add them to the vector
|
||||||
|
for(unsigned int cnt = 0;cnt < NUM_TO_GENERATE;++cnt){
|
||||||
|
nums.push_back(dist(generator));
|
||||||
|
}
|
||||||
|
|
||||||
|
//Sort the numbers with my algorithm
|
||||||
|
mee::quickSort(nums);
|
||||||
|
|
||||||
|
//Make sure each number is not < the one in behind it
|
||||||
|
for(size_t cnt = 1;cnt < nums.size();++cnt){
|
||||||
|
if(nums.at(cnt) < nums.at(cnt - 1)){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
//If the false was not triggered then everything must have been sorted correctly
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testSearch(){
|
||||||
|
int64_t found = -1;
|
||||||
|
//Create a vector of numbers
|
||||||
|
std::vector<int> nums {1, 20, 3, 40, 5, 60, 7, 80, 9};
|
||||||
|
//Search for one that is in the vector
|
||||||
|
found = mee::search(nums, 1);
|
||||||
|
if(found != 0){ //This number is in the vector, if it was not found in the vector there is a problem
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Search for another that is in the vector
|
||||||
|
found = mee::search(nums, 9);
|
||||||
|
if(found != 8){ //This number is in the vector, if it was not found in the vector there is a problem
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Search for another that is in the vector
|
||||||
|
found = mee::search(nums, 60);
|
||||||
|
if(found != 5){ //This number is in the vector, if it was not found in the vector there is a problem
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Search for a number that is not in the vector
|
||||||
|
found = mee::search(nums, 6);
|
||||||
|
if(found != -1){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it didn't trigger a false then everything went through correctly
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testFindMin(){
|
||||||
|
std::vector<int> arr {1, 2, 3, 4, 5, 6, 7, 8, 9};
|
||||||
|
int answer = 0;
|
||||||
|
|
||||||
|
//Test first
|
||||||
|
answer = mee::findMin(arr);
|
||||||
|
if(answer != 1){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test last
|
||||||
|
answer = 0;
|
||||||
|
arr = {9, 8, 7, 6, 5, 4, 3, 2, 1};
|
||||||
|
answer = mee::findMin(arr);
|
||||||
|
if(answer != 1){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test middle
|
||||||
|
answer = 0;
|
||||||
|
arr = {9, 5, 3, 6, 8, 1, 7, 2, 4};
|
||||||
|
answer = mee::findMin(arr);
|
||||||
|
if(answer != 1){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test negative
|
||||||
|
answer = 0;
|
||||||
|
arr = {-1, -2, -3, -4, -5, -6, -7, -8, -9};
|
||||||
|
answer = mee::findMin(arr);
|
||||||
|
if(answer != -9){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testFindMax(){
|
||||||
|
std::vector<int> arr {1, 2, 3, 4, 5, 6, 7, 8, 9};
|
||||||
|
int answer = 0;
|
||||||
|
|
||||||
|
//Test last
|
||||||
|
answer = mee::findMax(arr);
|
||||||
|
if(answer != 9){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test first
|
||||||
|
answer = 0;
|
||||||
|
arr = {9, 8, 7, 6, 5, 4, 3, 2, 1};
|
||||||
|
answer = mee::findMax(arr);
|
||||||
|
if(answer != 9){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test middle
|
||||||
|
answer = 0;
|
||||||
|
arr = {9, 5, 3, 6, 8, 1, 7, 2, 4};
|
||||||
|
answer = mee::findMax(arr);
|
||||||
|
if(answer != 9){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test negative
|
||||||
|
answer = 0;
|
||||||
|
arr = {-1, -2, -3, -4, -5, -6, -7, -8, -9};
|
||||||
|
answer = mee::findMax(arr);
|
||||||
|
if(answer != -1){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
bool testPrintVector(){
|
||||||
|
//Test 1
|
||||||
|
std::vector<int> nums;
|
||||||
|
std::string correctAnswer = "[]";
|
||||||
|
std::string answer = mee::printVector(nums);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
//Test 2
|
||||||
|
nums = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
|
||||||
|
correctAnswer = "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]";
|
||||||
|
answer = mee::printVector(nums);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
//Test 3
|
||||||
|
nums = {-3, -2, -1, 0, 1, 2, 3};
|
||||||
|
correctAnswer = "[-3, -2, -1, 0, 1, 2, 3]";
|
||||||
|
answer = mee::printVector(nums);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//Test 4
|
||||||
|
std::vector<std::string> strings = {"A", "B", "C"};
|
||||||
|
correctAnswer = "[A, B, C]";
|
||||||
|
answer = mee::printVector(strings);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
//Test 5
|
||||||
|
strings = {"abc", "def", "ghi"};
|
||||||
|
correctAnswer = "[abc, def, ghi]";
|
||||||
|
answer = mee::printVector(strings);
|
||||||
|
if(correctAnswer != answer){
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
//If it hasn't failed a test then return true for passing all the tests
|
||||||
|
return true;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
/* Results:
|
||||||
|
|
||||||
|
*/
|
||||||
@@ -1,750 +0,0 @@
|
|||||||
//myClasses/Algorithms.cpp
|
|
||||||
//Matthew Ellison
|
|
||||||
// Created: 11-14-18
|
|
||||||
//Modified: 06-29-21
|
|
||||||
//This is the file that tests all my algorithms, both for speed and accuracy
|
|
||||||
/*
|
|
||||||
Copyright (C) 2021 Matthew Ellison
|
|
||||||
|
|
||||||
This program is free software: you can redistribute it and/or modify
|
|
||||||
it under the terms of the GNU Lesser General Public License as published by
|
|
||||||
the Free Software Foundation, either version 3 of the License, or
|
|
||||||
(at your option) any later version.
|
|
||||||
|
|
||||||
This program is distributed in the hope that it will be useful,
|
|
||||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
||||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
||||||
GNU Lesser General Public License for more details.
|
|
||||||
|
|
||||||
You should have received a copy of the GNU Lesser General Public License
|
|
||||||
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
||||||
*/
|
|
||||||
|
|
||||||
|
|
||||||
#include <iostream>
|
|
||||||
#include <vector>
|
|
||||||
#include <string>
|
|
||||||
#include <random>
|
|
||||||
#include <gmpxx.h>
|
|
||||||
#include "Algorithms.hpp"
|
|
||||||
#include "Stopwatch.hpp"
|
|
||||||
|
|
||||||
|
|
||||||
//Defines a type for functions so there can be an array of functions
|
|
||||||
typedef bool (*boolFn)();
|
|
||||||
|
|
||||||
|
|
||||||
//A function to test every set of funtions in Algorithms.hpp
|
|
||||||
//Some of the functions are overloaded, so I test all overloaded functions in each function
|
|
||||||
bool testGetPrimes();
|
|
||||||
bool testGetNumPrimes();
|
|
||||||
bool testIsPrime();
|
|
||||||
bool testGetFactors();
|
|
||||||
bool tetsGetDivisors();
|
|
||||||
bool testGetSum();
|
|
||||||
bool testGetProduct();
|
|
||||||
bool testIsFound();
|
|
||||||
bool testGetPermutations();
|
|
||||||
bool testGetFib();
|
|
||||||
bool testGetAllFib();
|
|
||||||
bool testBubbleSort();
|
|
||||||
bool testQuickSort();
|
|
||||||
bool testSearch();
|
|
||||||
bool testFindMin();
|
|
||||||
bool testFindMax();
|
|
||||||
bool testFindNumOccurrence();
|
|
||||||
bool testFactorial();
|
|
||||||
bool testIsPalindrome();
|
|
||||||
bool testToBin();
|
|
||||||
bool testPrintVector();
|
|
||||||
bool testSieveOfEratosthenes();
|
|
||||||
|
|
||||||
|
|
||||||
int main(){
|
|
||||||
mee::Stopwatch timer;
|
|
||||||
bool passedTest = false;
|
|
||||||
std::vector<boolFn> functions {testGetPrimes, testGetNumPrimes, testIsPrime, testGetFactors, tetsGetDivisors, testGetSum, testGetProduct, testIsFound, testGetPermutations,
|
|
||||||
testGetFib, testGetAllFib, testBubbleSort, testQuickSort, testSearch, testFindMin, testFindMax, testFindNumOccurrence, testFactorial, testIsPalindrome, testToBin,
|
|
||||||
testPrintVector, testSieveOfEratosthenes};
|
|
||||||
std::vector<std::string> names {"getPrimes", "getNumPrimes", "isPrime", "getFactors", "getDivisors", "getSum", "getProduct", "isFound", "getPermutations",
|
|
||||||
"getFib", "getAllFib", "bubbleSort", "quickSort", "search", "findMin", "findMax", "findNumOccurrence", "factorial", "isPalindrome", "toBin",
|
|
||||||
"testPrintVector", "testSieveOfEratosthenes"};
|
|
||||||
|
|
||||||
//Start doing tests and print out the results of each
|
|
||||||
for(int cnt = 0;cnt < functions.size();++cnt){
|
|
||||||
timer.start();
|
|
||||||
passedTest = functions[cnt]();
|
|
||||||
timer.stop();
|
|
||||||
if(passedTest){
|
|
||||||
std::cout << "Function " << names.at(cnt) << "() passed the test\n";
|
|
||||||
}
|
|
||||||
else{
|
|
||||||
std::cout << "Function " << names.at(cnt) << "() failed the test\n";
|
|
||||||
}
|
|
||||||
std::cout << "The test took " << timer.getStr() << "\n\n" << std::endl;
|
|
||||||
}
|
|
||||||
|
|
||||||
return 0;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetPrimes(){
|
|
||||||
std::vector<uint64_t> correctAnswer {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
|
||||||
uint64_t topNum = 100;
|
|
||||||
std::vector<uint64_t> answer = mee::getPrimes(topNum);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetNumPrimes(){
|
|
||||||
std::vector<uint64_t> correctAnswer {2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
|
||||||
uint64_t numPrimes = 25;
|
|
||||||
std::vector<uint64_t> answer = mee::getNumPrimes(numPrimes);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testIsPrime(){
|
|
||||||
//Test 1
|
|
||||||
int64_t num = 2;
|
|
||||||
bool correctAnswer = true;
|
|
||||||
bool answer = mee::isPrime(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
//Test 2
|
|
||||||
num = 97;
|
|
||||||
correctAnswer = true;
|
|
||||||
answer = mee::isPrime(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
//Test 3
|
|
||||||
num = 1000;
|
|
||||||
correctAnswer = false;
|
|
||||||
answer = mee::isPrime(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
//Test 4
|
|
||||||
num = 1;
|
|
||||||
correctAnswer = false;
|
|
||||||
answer = mee::isPrime(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetFactors(){
|
|
||||||
std::vector<uint64_t> correctAnswer {2, 2, 5, 5};
|
|
||||||
uint64_t number = 100;
|
|
||||||
std::vector<uint64_t> answer = mee::getFactors(number);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
correctAnswer = {2, 7, 7};
|
|
||||||
number = 98;
|
|
||||||
answer = mee::getFactors(number);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If a false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool tetsGetDivisors(){
|
|
||||||
std::vector<uint64_t> correctAnswer {1, 2, 4, 5, 10, 20, 25, 50, 100};
|
|
||||||
uint64_t topNum = 100;
|
|
||||||
std::vector<uint64_t> answer = mee::getDivisors(topNum);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetSum(){
|
|
||||||
uint64_t correctAnswer = 1060;
|
|
||||||
uint64_t topNum = 100;
|
|
||||||
uint64_t answer = mee::getSum(mee::getPrimes(topNum));
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetProduct(){
|
|
||||||
uint64_t correctAnswer = 0;
|
|
||||||
std::vector<uint64_t> numbers = {};
|
|
||||||
uint64_t answer = mee::getProduct(numbers);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
correctAnswer = 57600;
|
|
||||||
numbers = {2, 2, 3, 3, 4, 4, 100};
|
|
||||||
answer = mee::getProduct(numbers);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If a false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testIsFound(){
|
|
||||||
bool correctAnswer = true;
|
|
||||||
std::vector<uint64_t> testVector = mee::getPrimes((uint64_t)100);
|
|
||||||
uint64_t searchFor = 79;
|
|
||||||
bool answer = mee::isFound(testVector, searchFor);
|
|
||||||
if(answer != correctAnswer){
|
|
||||||
std::cout << "isFound() is failed at test 1" << std::endl;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
searchFor = 97;
|
|
||||||
answer = mee::isFound(testVector, searchFor);
|
|
||||||
if(answer != correctAnswer){
|
|
||||||
std::cout << "isFound() is failed at test 2" << std::endl;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
searchFor = 88;
|
|
||||||
correctAnswer = false;
|
|
||||||
answer = mee::isFound(testVector, searchFor);
|
|
||||||
if(answer != correctAnswer){
|
|
||||||
std::cout << "isFound() is failed at test 3" << std::endl;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetPermutations(){
|
|
||||||
std::string permString = "012";
|
|
||||||
std::vector<std::string> correctAnswer {"012", "021", "102", "120", "201", "210"};
|
|
||||||
std::vector<std::string> answer = mee::getPermutations(permString);
|
|
||||||
if(answer != correctAnswer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetFib(){
|
|
||||||
//Test the imbeded type getFib function
|
|
||||||
uint64_t correctAnswer = 144;
|
|
||||||
uint64_t number = 12;
|
|
||||||
uint64_t answer = mee::getFib(number);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
std::cout << "getFit() failed at test 1" << std::endl;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
number = 20;
|
|
||||||
correctAnswer = 6765;
|
|
||||||
answer = mee::getFib(number);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
std::cout << "getFit() failed at test 2" << std::endl;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
//Test the gmp integer function
|
|
||||||
mpz_class mpzNumber = 12;
|
|
||||||
mpz_class longCorrectAnswer = 144;
|
|
||||||
mpz_class longAnswer = mee::getFib(mpzNumber);
|
|
||||||
if(longCorrectAnswer != longAnswer){
|
|
||||||
std::cout << "getFib() for mpz failed at test 3" << std::endl;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
mpzNumber = 4782;
|
|
||||||
longCorrectAnswer = "1070066266382758936764980584457396885083683896632151665013235203375314520604694040621889147582489792657804694888177591957484336466672569959512996030461262748092482186144069433051234774442750273781753087579391666192149259186759553966422837148943113074699503439547001985432609723067290192870526447243726117715821825548491120525013201478612965931381792235559657452039506137551467837543229119602129934048260706175397706847068202895486902666185435124521900369480641357447470911707619766945691070098024393439617474103736912503231365532164773697023167755051595173518460579954919410967778373229665796581646513903488154256310184224190259846088000110186255550245493937113651657039447629584714548523425950428582425306083544435428212611008992863795048006894330309773217834864543113205765659868456288616808718693835297350643986297640660000723562917905207051164077614812491885830945940566688339109350944456576357666151619317753792891661581327159616877487983821820492520348473874384736771934512787029218636250627816";
|
|
||||||
longAnswer = mee::getFib(mpzNumber);
|
|
||||||
if(longCorrectAnswer != longAnswer){
|
|
||||||
std::cout << "getFib() for mpzfailed at test 4" << std::endl;
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
//If the false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testGetAllFib(){
|
|
||||||
std::vector<uint64_t> correctAnswer {1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89};
|
|
||||||
uint64_t highestNumber = 100;
|
|
||||||
std::vector<uint64_t> answer = mee::getAllFib(highestNumber);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
correctAnswer = {1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987};
|
|
||||||
highestNumber = 1000;
|
|
||||||
answer = mee::getAllFib(highestNumber);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If a false was not triggered it must have passed all tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testBubbleSort(){
|
|
||||||
unsigned int NUM_TO_GENERATE = 10000;
|
|
||||||
std::default_random_engine generator(std::random_device{}());
|
|
||||||
std::uniform_int_distribution<int> dist(1, INT_MAX);
|
|
||||||
std::vector<int> nums;
|
|
||||||
|
|
||||||
//Run through the appropriate number of numbers to generate and add them to the vector
|
|
||||||
for(int cnt = 0;cnt < NUM_TO_GENERATE;++cnt){
|
|
||||||
nums.push_back(dist(generator));
|
|
||||||
}
|
|
||||||
|
|
||||||
//Sort the numbers with my algorithm
|
|
||||||
mee::bubbleSort(nums);
|
|
||||||
|
|
||||||
//Make sure each number is not < the one in behind it
|
|
||||||
for(int cnt = 1;cnt < nums.size();++cnt){
|
|
||||||
if(nums.at(cnt) < nums.at(cnt - 1)){
|
|
||||||
return false;
|
|
||||||
std::cout << "nums.size() " << nums.size() << "\ncnt " << cnt << std::endl;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered then everything must have been sorted correctly
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testQuickSort(){
|
|
||||||
unsigned int NUM_TO_GENERATE = 10000;
|
|
||||||
std::default_random_engine generator(std::random_device{}());
|
|
||||||
std::uniform_int_distribution<int> dist(1, INT_MAX);
|
|
||||||
std::vector<int> nums;
|
|
||||||
|
|
||||||
//Run through the appropriate number of numbers to generate and add them to the vector
|
|
||||||
for(int cnt = 0;cnt < NUM_TO_GENERATE;++cnt){
|
|
||||||
nums.push_back(dist(generator));
|
|
||||||
}
|
|
||||||
|
|
||||||
//Sort the numbers with my algorithm
|
|
||||||
mee::quickSort(nums);
|
|
||||||
|
|
||||||
//Make sure each number is not < the one in behind it
|
|
||||||
for(int cnt = 1;cnt < nums.size();++cnt){
|
|
||||||
if(nums.at(cnt) < nums.at(cnt - 1)){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
//If the false was not triggered then everything must have been sorted correctly
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testSearch(){
|
|
||||||
int64_t found = -1;
|
|
||||||
//Create a vector of numbers
|
|
||||||
std::vector<int> nums {1, 20, 3, 40, 5, 60, 7, 80, 9};
|
|
||||||
//Search for one that is in the vector
|
|
||||||
found = mee::search(nums, 1);
|
|
||||||
if(found != 0){ //This number is in the vector, if it was not found in the vector there is a problem
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Search for another that is in the vector
|
|
||||||
found = mee::search(nums, 9);
|
|
||||||
if(found != 8){ //This number is in the vector, if it was not found in the vector there is a problem
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Search for another that is in the vector
|
|
||||||
found = mee::search(nums, 60);
|
|
||||||
if(found != 5){ //This number is in the vector, if it was not found in the vector there is a problem
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Search for a number that is not in the vector
|
|
||||||
found = mee::search(nums, 6);
|
|
||||||
if(found != -1){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it didn't trigger a false then everything went through correctly
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testFindMin(){
|
|
||||||
std::vector<int> arr {1, 2, 3, 4, 5, 6, 7, 8, 9};
|
|
||||||
int answer = 0;
|
|
||||||
|
|
||||||
//Test first
|
|
||||||
answer = mee::findMin(arr);
|
|
||||||
if(answer != 1){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test last
|
|
||||||
answer = 0;
|
|
||||||
arr = {9, 8, 7, 6, 5, 4, 3, 2, 1};
|
|
||||||
answer = mee::findMin(arr);
|
|
||||||
if(answer != 1){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test middle
|
|
||||||
answer = 0;
|
|
||||||
arr = {9, 5, 3, 6, 8, 1, 7, 2, 4};
|
|
||||||
answer = mee::findMin(arr);
|
|
||||||
if(answer != 1){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test negative
|
|
||||||
answer = 0;
|
|
||||||
arr = {-1, -2, -3, -4, -5, -6, -7, -8, -9};
|
|
||||||
answer = mee::findMin(arr);
|
|
||||||
if(answer != -9){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testFindMax(){
|
|
||||||
std::vector<int> arr {1, 2, 3, 4, 5, 6, 7, 8, 9};
|
|
||||||
int answer = 0;
|
|
||||||
|
|
||||||
//Test last
|
|
||||||
answer = mee::findMax(arr);
|
|
||||||
if(answer != 9){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test first
|
|
||||||
answer = 0;
|
|
||||||
arr = {9, 8, 7, 6, 5, 4, 3, 2, 1};
|
|
||||||
answer = mee::findMax(arr);
|
|
||||||
if(answer != 9){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test middle
|
|
||||||
answer = 0;
|
|
||||||
arr = {9, 5, 3, 6, 8, 1, 7, 2, 4};
|
|
||||||
answer = mee::findMax(arr);
|
|
||||||
if(answer != 9){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test negative
|
|
||||||
answer = 0;
|
|
||||||
arr = {-1, -2, -3, -4, -5, -6, -7, -8, -9};
|
|
||||||
answer = mee::findMax(arr);
|
|
||||||
if(answer != -1){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testFindNumOccurrence(){
|
|
||||||
//Test 1
|
|
||||||
std::string testString = "abcdefgdd";
|
|
||||||
char testChar = 'a';
|
|
||||||
int correctAnswer = 1;
|
|
||||||
int answer = mee::findNumOccurrence(testString, testChar);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 2
|
|
||||||
testChar = 'd';
|
|
||||||
correctAnswer = 3;
|
|
||||||
answer = mee::findNumOccurrence(testString, testChar);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 3
|
|
||||||
testChar = 'h';
|
|
||||||
correctAnswer = 0;
|
|
||||||
answer = mee::findNumOccurrence(testString, testChar);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testFactorial(){
|
|
||||||
//Test 1
|
|
||||||
int num = 1;
|
|
||||||
int correctAnswer = 1;
|
|
||||||
int answer = mee::factorial(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 2
|
|
||||||
num = 10;
|
|
||||||
correctAnswer = 3628800;
|
|
||||||
answer = mee::factorial(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 3
|
|
||||||
num = -5;
|
|
||||||
correctAnswer = 1;
|
|
||||||
answer = mee::factorial(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testIsPalindrome(){
|
|
||||||
//Test 1
|
|
||||||
std::string str = "101";
|
|
||||||
bool correctAnswer = true;
|
|
||||||
bool answer = mee::isPalindrome(str);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 2
|
|
||||||
str = "100";
|
|
||||||
correctAnswer = false;
|
|
||||||
answer = mee::isPalindrome(str);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 3
|
|
||||||
str = "";
|
|
||||||
correctAnswer = true;
|
|
||||||
answer = mee::isPalindrome(str);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testToBin(){
|
|
||||||
//Test 1
|
|
||||||
int num = 7;
|
|
||||||
std::string correctAnswer = "111";
|
|
||||||
std::string answer = mee::toBin(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 2
|
|
||||||
num = 0;
|
|
||||||
correctAnswer = "0";
|
|
||||||
answer = mee::toBin(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 3
|
|
||||||
num = 1000000;
|
|
||||||
correctAnswer = "11110100001001000000";
|
|
||||||
answer = mee::toBin(num);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 4
|
|
||||||
uint64_t num2 = 8;
|
|
||||||
correctAnswer = "1000";
|
|
||||||
answer = mee::toBin(num2);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testPrintVector(){
|
|
||||||
//Test 1
|
|
||||||
std::vector<int> nums;
|
|
||||||
std::string correctAnswer = "[]";
|
|
||||||
std::string answer = mee::printVector(nums);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
//Test 2
|
|
||||||
nums = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
|
|
||||||
correctAnswer = "[1, 2, 3, 4, 5, 6, 7, 8, 9, 10]";
|
|
||||||
answer = mee::printVector(nums);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
//Test 3
|
|
||||||
nums = {-3, -2, -1, 0, 1, 2, 3};
|
|
||||||
correctAnswer = "[-3, -2, -1, 0, 1, 2, 3]";
|
|
||||||
answer = mee::printVector(nums);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 4
|
|
||||||
std::vector<std::string> strings = {"A", "B", "C"};
|
|
||||||
correctAnswer = "[A, B, C]";
|
|
||||||
answer = mee::printVector(strings);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
//Test 5
|
|
||||||
strings = {"abc", "def", "ghi"};
|
|
||||||
correctAnswer = "[abc, def, ghi]";
|
|
||||||
answer = mee::printVector(strings);
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
bool testSieveOfEratosthenes(){
|
|
||||||
//Test 1
|
|
||||||
mee::SieveOfEratosthenes<int> sieve;
|
|
||||||
std::vector<int> correctAnswer{2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
|
||||||
std::vector<int> answer;
|
|
||||||
for(int cnt = 0;cnt < 25;++cnt){
|
|
||||||
int prime = sieve.next();
|
|
||||||
answer.push_back(prime);
|
|
||||||
}
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//Test 2
|
|
||||||
mee::SieveOfEratosthenesAlt<mpz_class> mpzSieve;
|
|
||||||
std::vector<mpz_class> bigCorrectAnswer{2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97};
|
|
||||||
std::vector<mpz_class> bigAnswer;
|
|
||||||
for(int cnt = 0;cnt < 25;++cnt){
|
|
||||||
mpz_class prime = mpzSieve.next();
|
|
||||||
bigAnswer.push_back(prime);
|
|
||||||
}
|
|
||||||
if(correctAnswer != answer){
|
|
||||||
return false;
|
|
||||||
}
|
|
||||||
|
|
||||||
//If it hasn't failed a test then return true for passing all the tests
|
|
||||||
return true;
|
|
||||||
}
|
|
||||||
|
|
||||||
|
|
||||||
/* Results:
|
|
||||||
Function getPrimes() passed the test
|
|
||||||
The test took 9.400 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getNumPrimes() passed the test
|
|
||||||
The test took 6.400 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function isPrime() passed the test
|
|
||||||
The test took 200.000 nanoseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getFactors() passed the test
|
|
||||||
The test took 5.400 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getDivisors() passed the test
|
|
||||||
The test took 2.000 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getSum() passed the test
|
|
||||||
The test took 8.500 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getProduct() passed the test
|
|
||||||
The test took 1.200 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function isFound() passed the test
|
|
||||||
The test took 7.100 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getPermutations() passed the test
|
|
||||||
The test took 8.800 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getFib() passed the test
|
|
||||||
The test took 221.400 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function getAllFib() passed the test
|
|
||||||
The test took 4.100 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function bubbleSort() passed the test
|
|
||||||
The test took 1.186 seconds
|
|
||||||
|
|
||||||
|
|
||||||
Function quickSort() passed the test
|
|
||||||
The test took 3.580 milliseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function search() passed the test
|
|
||||||
The test took 1.300 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function findMin() passed the test
|
|
||||||
The test took 1.700 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function findMax() passed the test
|
|
||||||
The test took 1.600 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function findNumOccurrence() passed the test
|
|
||||||
The test took 1.400 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function factorial() passed the test
|
|
||||||
The test took 200.000 nanoseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function isPalindrome() passed the test
|
|
||||||
The test took 1.400 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function toBin() passed the test
|
|
||||||
The test took 9.300 microseconds
|
|
||||||
|
|
||||||
|
|
||||||
Function testPrintVector() passed the test
|
|
||||||
The test took 9.900 microseconds
|
|
||||||
*/
|
|
||||||
Reference in New Issue
Block a user