问题标题: 酷町堂：2589为什么20分？？？不要完整代码

#include<iostream>
#include<algorithm>
#include<cstdio>//头文件 
#include<string>
#include<cmath>
using namespace std;
int n,sum;
struct jj{
    string name;
    int qm,py;
    char x,y;
    int p;
    int s,idx;
}a[1001];
int j(jj x){
    int s=0;
    if(x.qm>=80&&x.p>=1){
        s+=8000;
    }
    if(x.qm>=85&&x.py>=80){
        s+=4000;
    }
    if(x.qm>=90){
        s+=2000;
    }
    if(x.qm>=85&&x.y=='Y'){
        s+=1000;
    }
    if(x.x=='Y'&&x.py>=80){
        s+=850;
    }
    return s;
}
bool cmp(jj x,jj y){
    if(x.s!=y.s)
        return x.s>y.s;
    return x.idx<y.idx;
}
int main(){
    cin>>n;
    for(int i=1;i<=n;i++){
        cin>>a[i].name>>a[i].qm>>a[i].py>>a[i].x>>a[i].y>>a[i].p;
        a[i].s=j(a[i]);
        sum+=a[i].s;
        a[i].idx=i;
    }
    sort(a+1,a+n+1,cmp);
    cout<<a[1].name<<endl;
    cout<<a[1].s<<endl;
    cout<<sum<<endl;
    return 0;
}

20分代码，萌新求找错