题解

#include <iostream>
#include <algorithm>
using namespace std;

struct stu{
    int score;
    int num;
    int cn;
};
stu a[300];
int n,ch,ma,en;
bool cmp(stu a,stu b){
    if (a.score==b.score){
        if (a.cn==b.cn) return a.num<b.num;
        return a.cn>b.cn;
    }    
    return a.score>b.score;
}
int main(){
    cin >> n;
    for (int i=1;i<=n;i++){
        cin >> ch >> ma >> en;
        a[i].num=i;
        a[i].score=ch+ma+en;
        a[i].cn=ch;
    }
    sort(a+1,a+n+1,cmp);
    for (int i=1;i<=5;i++) cout << a[i].num << " " << a[i].score << "\n";
}