ポーカー

Source.cpp

#include "Header.h"

const int&	Poka::checkSamaCard()
{
	int sameCards =0;
	for(int i=0; i<HAND; i++){
		for(int j=0; j<HAND; j++){
			m_numbers.at(i) == m_numbers.at(j) ? sameCards++ : sameCards;
		}
	}
	return sameCards;
}

const std::string Poka::checkRank()
{
	const int sameCards = checkSamaCard();
	if( sameCards == 17 )
		return "4K";
	if( sameCards == 13 )
		return "FH";
	if( sameCards == 11 )
		return "3K";
	if( sameCards == 9 )
		return "2P";
	if( sameCards == 7 )
		return "1P";

	return "--";
}

void Poka::getNumbers(std::string input)
{
	int index = 0;
	for(int i=0; i<HAND; i++){
		index = input.find_first_of("SHDC",index) +1;
		m_numbers.push_back(input.substr(index, 1));
	}
}

const std::string Poka::solve(const std::string& input)
{
	getNumbers(input);
	const std::string& rank = checkRank();
	return rank;
}

int main()
{
	const std::string input = "S8D10H10S10C10";
	Poka poka;
	std::cout << poka.solve(input) << std::endl;
	return 0;
}

Source.h

#ifndef _HEADER_H
#define _HEADER_H

#include <string>
#include <iostream>
#include <vector>

#define HAND 5

class Poka
{
public:
	const std::string			solve(const std::string& input);
private:
	const int&					checkSamaCard();
	const std::string			checkRank();
	void						getNumbers(std::string input);
	std::vector<std::string>	m_numbers;//10は1とする。
};

#endif