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Updated comments and made sure style was consistent
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@@ -1,10 +1,10 @@
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//ProjectEuler/C++/Headers/Problem12.hpp
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//ProjectEuler/ProjectEulerCPP/Headers/Problem12.hpp
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//Matthew Ellison
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// Created: 09-27-18
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//Modified: 07-14-19
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//Modified: 07-09-20
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//What is the value of the first triangle number to have over five hundred divisors?
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//Unless otherwise listed all non-standard includes are my own creation and available from https://bibucket.org/Mattrixwv/myClasses
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/* Copyright (C) 2019 Matthew Ellison
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/* Copyright (C) 2020 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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@@ -32,29 +32,31 @@
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class Problem12 : public Problem{
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private:
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//Variables
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//Static variables
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static uint64_t GOAL_DIVISORS; //The number of divisors that you want
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//Instance variables
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int64_t sum; //The sum of the numbers up to counter
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int64_t counter; //The next number to be added to sum
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std::vector<int64_t> divisors; //Holds the divisors of the triangular number sum
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public:
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//Constructor
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Problem12();
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virtual void solve();
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virtual std::string getString() const;
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virtual void reset();
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//Returns the triangular number
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int64_t getTriangularNumber() const;
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//Get the final number that was added to the triangular number
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int64_t getLastNumberAdded() const;
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//Returns the list of divisors of the requested number
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std::vector<int64_t> getDivisorsOfTriangularNumber() const;
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//Returns the number of divisors of the requested number
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size_t getNumberOfDivisors() const;
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//Operational functions
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virtual void solve(); //Solve the problem
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virtual void reset(); //Reset the problem so it can be run again
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//Gets
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virtual std::string getString() const; //Return a string with the solution to the problem
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int64_t getTriangularNumber() const; //Returns the triangular number
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int64_t getLastNumberAdded() const; //Get the final number that was added to the triangular number
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std::vector<int64_t> getDivisorsOfTriangularNumber() const; //Returns the list of divisors of the requested number
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size_t getNumberOfDivisors() const; //Returns the number of divisors of the requested number
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};
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/* Results:
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The triangular number 76576500 is a sum of all numbers >= 12375 and has 576 divisors
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It took 262.765 milliseconds to solve this problem.
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It took an average of 280.536 milliseconds to run this problem over 100 iterations
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*/
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#endif //PROBLEM12_HPP
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