第九测试点是什么？wa了第九测试点

#include<bits/stdc++.h>
using namespace std;
struct money{
	string name,stu,west;
	int ender,cla,book,sum;
};
int cnt(money a,money b){
	return a.sum>b.sum;
}
int n,summ;
money a[1000];
int main() {
	cin>>n;
	for(int i=1;i<=n;i++){
		cin>>a[i].name>>a[i].ender>>a[i].cla>>a[i].stu>>a[i].west>>a[i].book;
		a[i].sum=0;
		if(a[i].ender>80&&a[i].book>0)
		    a[i].sum+=8000;
		if(a[i].ender>85&&a[i].cla>80)
		    a[i].sum+=4000;
		if(a[i].ender>90)
		    a[i].sum+=2000;
		if(a[i].ender>85&&a[i].west=="Y")
		    a[i].sum+=1000;
		if(a[i].cla>80&&a[i].stu=="Y")
		    a[i].sum+=850;
		summ+=a[i].sum;
	}
	sort(a+1,a+1+n,cnt);
	cout<<a[1].name<<endl<<a[1].sum<<endl<<summ;
	return 0;
}