mirror of
https://bitbucket.org/Mattrixwv/projecteulercpp.git
synced 2025-12-07 09:33:57 -05:00
62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
//ProjectEuler/ProjectEulerCPP/headers/Problems/Problem15.hpp
|
||
//Matthew Ellison
|
||
// Created: 09-29-18
|
||
//Modified: 08-28-20
|
||
//How many routes from the top left corner to the bottom right corner are there through a 20×20 grid if you can only move right and down?
|
||
//Unless otherwise listed all non-standard includes are my own creation and available from https://bibucket.org/Mattrixwv/myClasses
|
||
/*
|
||
Copyright (C) 2020 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 PROBLEM15_HPP
|
||
#define PROBLEM15_HPP
|
||
|
||
|
||
#include <cinttypes>
|
||
#include <string>
|
||
#include "Problem.hpp"
|
||
|
||
|
||
class Problem15 : public Problem{
|
||
private:
|
||
//Variables
|
||
//Static variables
|
||
static int WIDTH; //The width of the grid
|
||
static int LENGTH; //The length of the grid
|
||
//Instance variables
|
||
uint64_t numOfRoutes; //The number of routes from 0, 0 to 20, 20
|
||
|
||
//Functions
|
||
//This function acts as a handler for moving the position on the grid and counting the distance
|
||
//It moves right first, then down
|
||
void move(int currentX, int currentY);
|
||
public:
|
||
//Constructor
|
||
Problem15();
|
||
//Operational functions
|
||
virtual void solve(); //Solve the problem
|
||
virtual void reset(); //Reset the problem so it can be run again
|
||
//Gets
|
||
virtual std::string getResult(); //Return a string with the solution to the problem
|
||
uint64_t getNumberOfRoutes() const; //Returns the number of routes found
|
||
};
|
||
/* Results:
|
||
The number of routes is 137846528820
|
||
It took an average of 18.010 minutes to run this problem through 10 iterations
|
||
*/
|
||
|
||
#endif //PROBLEM15_HPP
|