1思路简单，细节很多

#include <iostream>
#include <string>
#include <string.h>
#include<algorithm>
#include <vector>
using namespace std;
struct country
{
	int id;
	int jin;
	int yin;
	int jiang;
	int sum;
	float jin_rat;
	float jiang_rat;
	int flag;
	int pai[4];
	int paiming;
	int way;
}coun[1000];


bool compare_1(country a,country b)
{
	return a.jin>b.jin;
}
bool compare_2(country a,country b)
{
	return a.jiang>b.jiang;
}
bool compare_3(country a,country b)
{
	return a.jin_rat>b.jin_rat;
}
bool compare_4(country a,country b)
{
	return a.jiang_rat>b.jiang_rat;
}

int main()
{
	int n,m;
	while(cin>>n>>m)
	{
		int result[1000][3]={0};
		//输入
		for(int i=0;i<n;i++)
		{
			cin>>coun[i].jin ;
			cin>>coun[i].yin;
			cin>>coun[i].sum;
			coun[i].id=i;
			coun[i].flag=0;
			coun[i].jiang=coun[i].jin+coun[i].yin;
			coun[i].jin_rat =((float)coun[i].jin) /((float)coun...