little_tools/stat/win.cpp

// =====================================================================================
//
//       Filename:  win.cpp
//
//    Description:  
//
//        Version:  1.0
//        Created:  2018年 02月 19日 星期一 20:59:06 CST
//       Revision:  none
//       Compiler:  g++
//
//         Author:  Jinkun Lin, jkunlin@gmail.com
//   Organization:  School of EECS, Peking University
//
// =====================================================================================
#include <iostream>
#include <sstream>
#include <fstream>
#include <vector>
#include <string>
#include <algorithm>
using namespace std;

int main(int argc, char const *argv[]) {
	if (argc != 2) {
		std::cout << "usage: " << std::endl;
		return 1;
	}

	ifstream in_file(argv[1]);
	if (!in_file) {
		std::cout << "file error" << std::endl;
		return 1;
	}

	string line;
	istringstream is;
	int solver_count = 0;
	int is_win;

	getline(in_file, line);
	is.str(line);
	while (is >> is_win) {
		solver_count++;
	}

	vector<int> win_count (solver_count, 0);
	vector<int> okay_count (solver_count, 0);
	vector<double> solver_time (solver_count, 0);
	vector<int> exact_count (solver_count, 0);
	
	do {
		// win count
		is.clear(); is.str(line);
		for (int i = 0; is >> is_win; ++i) {
			win_count[i] += is_win;
		}

		// time summary
		getline(in_file, line);
		is.clear(); is.str(line);
		double t;
		for (int i = 0; is >> t; ++i) {
			solver_time[i] += t;
		}

		// okay count
		getline(in_file, line);
		is.clear(); is.str(line);
		int okay;
		for (int i = 0; is >> okay; ++i) {
			okay_count[i] += okay;
		}

		// exact count
		getline(in_file, line);
		is.clear(); is.str(line);
		int exact;
		for (int i = 0; is >> exact; ++i) {
			exact_count[i] += exact;
		}

	} while (getline(in_file, line));

	std::cout << win_count[0] << " & " << round(solver_time[0] / okay_count[0] * 100) / 100;
	for (int i = 1; i < solver_count; ++i) {
		std::cout << " & " <<  win_count[i] << " & " << round(solver_time[i] / okay_count[i] * 100) / 100;
	}
	std::cout << std::endl;

	std::cout << exact_count[0];
	for (int i = 1; i < solver_count; ++i) {
		std::cout << " & " << exact_count[i];
	}
	std::cout << std::endl;
	return 0;
}