Pokemon_IDs.cpp

//The MIT License(MIT)
//
//Copyright(c) 2015 plasma-effect
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files(the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and / or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions :
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.


#include<iostream>
#include<fstream>
#include<vector>
#include<string>
#include<array>
#include<boost/lexical_cast.hpp>

const char filename[] = "pokemon_id_data.txt";

std::vector<int> load()
{
	std::fstream fs(filename);
	if (!fs)
		return std::vector<int>();
	std::string str;
	std::vector<int> vec;
	while (std::getline(fs, str))
	{
		auto n = boost::lexical_cast<std::size_t>(str);
		if (n < 100000)
			vec.push_back(n);
	}
	return vec;
}

void save(std::vector<int> const& vec)
{
	std::ofstream fs(filename, std::ios::trunc);
	for (auto n : vec)
	{
		fs << n << std::endl;
	}
}

int main()
{
	auto vec = load();
	std::string str;
	while (true)
	{
		std::cin >> str;
		if (str == "exist")
		{
			save(vec);
			break;
		}
		else if (str == "check")
		{
			std::array<bool, 100> flag;
			for (auto& f : flag)
			{
				f = false;
			}
			for (auto n : vec)
			{
				flag[n % 100] = true;
			}
			std::cout << "まだ持ってないのは" << std::endl;
			for (int i = 0; i < 100; ++i)
			{
				if (!flag[i])
					std::cout << i << std::endl;
			}
			std::cout << "ここまで" << std::endl;
		}
		else
		{
			auto n = boost::lexical_cast<std::size_t>(str);
			if (n < 100000)
				vec.push_back(n);
		}
	}
}