正常做法

#include<bits/stdc++.h>
#define MAXINT 32767
using namespace std;
typedef long long ll;
typedef struct country{
	int no;
	int gd,sum;
	double gdp,sump;
	int best,bsort;
}country;
bool cmp1(country a,country b)
{
	return a.gd>b.gd;
}
bool cmp2(country a,country b)
{
	return a.sum>b.sum;
}
bool cmp3(country a,country b)
{
	return a.gdp>b.gdp;
}
bool cmp4(country a,country b)
{
	return a.sump>b.sump;
}
int main()
{
    int n,m;
    while(cin>>n>>m)
    {
    	country a[n];
    	for(int i=0;i<n;i++)
    	{
    		a[i].no=i;
    		int a1,b;
			double c;
    		cin>>a1>>b>>c;
    		a[i].gd=a1;
    		a[i].sum=b;
    		a[i].gdp=a1/c;
    		a[i].sump=b/c;
    		a[i].best=n+1;//the N+1(th)
		}
		int bsort,order;
		//1
		bsort=1;
		sort(a,a+n,cmp1);
		order=1;
		for(int i=0;i<n;i++)
		{
			if(i&&a[i].gd!=a[i-1].gd)
				order++;
			if(a[i].best>order)
			{
				a[i].bes...