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算法

$\large{自定义排序}$

C++ 代码

#include<bits/stdc++.h>
#pragma GCC optimize(2)
using namespace std;
struct Student{
    string name;
    int age,result;
}student[100100];
bool cmp(Student a,Student b){
    if(a.result!=b.result) return a.result<b.result;
    else if(a.name!=b.name) return a.name<b.name;
    else return a.age<b.age;
}
int main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++) cin>>student[i].name>>student[i].age>>student[i].result;
    sort(student+1,student+n+1,cmp);
    for(int i=1;i<=n;i++) cout<<student[i].name<<' '<<student[i].age<<' '<<student[i].result<<endl;
    return 0;
}