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54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
//ProjectEuler/C++/Headers/Problem17.hpp
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//Matthew Ellison
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// Created: 10-05-18
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//Modified: 07-14-19
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//If all the numbers from 1 to 1000 (one thousand) inclusive were written out in words, how many letters would be used?
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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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/*
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Copyright (C) 2019 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 PROBLEM17_HPP
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#define PROBLEM17_HPP
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#include <cinttypes>
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#include <string>
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#include "Problem.hpp"
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class Problem17 : public Problem{
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private:
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std::string makeWord(int num);
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std::string wordHelper(int num);
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uint64_t countLetters(std::string str);
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static int TOP_NUM; //This is the largest number to get the words of
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uint64_t letterCount; //This is the cumulative number of letters in the words of the numbers
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public:
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Problem17();
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virtual void solve();
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virtual std::string getString() const;
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//Returns the number of letters asked for
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uint64_t getLetterCount() const;
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};
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/* Results:
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The number of letters is 21124
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It took 217.500 microseconds to solve this problem.
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*/
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#endif //Problem17_HPP
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