求助~不知wa哪。。。P5741

#include<bits/stdc++.h>
using namespace std;

int n;
struct node{
	int c,m,e,score;
	string name;
}; node a[1050];

int cha(int x,int y)
{
	int s;
	s=max(x,y)-min(x,y);
	return s;
}

int main()
{
	cin>>n;
	for(int i=1;i<=n;i++)
	{
		cin>>a[i].name>>a[i].c>>a[i].m>>a[i].e;
		a[i].score=a[i].c+a[i].m+a[i].e;
	}
	for(int i=1;i<n;i++)
	{
		for(int j=i+1;j<=n;j++)
		{
			if(cha(a[i].c,a[j].c)<=5
			&&cha(a[i].e,a[j].e)<=5
			&&cha(a[i].m,a[j].m)<=5
			&&cha(a[i].score,a[j].score<=10))
				cout<<a[i].name<<" "<<a[j].name<<endl;
		}
	}
	return 0;
}