#include <bits/stdc++.h> using namespace std; struct student{ string name; double s; double y; double w; double sum; }a[105]; int main(){ int n; cin >> n; for(int i=1;i<=n;i++){ cin >> a[i].name >> a[i].s >> a[i].y >> a[i].w; a[i].sum = a[i].s + a[i].y + a[i].w; } for(int i=1;i<=n;i++){ for(int j=1;j<=n-i;j++){ if(a[j].sum<a[j+1].sum){ swap(a[j],a[j+1]); } else if(a[j].sum==a[j+1].sum){

此人操作说明都不写，让各位小码君情何以堪！