题解 | 成绩排序

#include <bits/stdc++.h>
using namespace std;
typedef struct stu{
 string n;
 int age;
 int s;
}st;
bool cmp(st a,st b)
{
    if(a.s!=b.s)
    return a.s<b.s;
    else if(a.n!=b.n)
    return a.n<b.n;
    else
    return a.age<b.age;

}
int main() {
    int n;cin>>n;
    st a[1005];
    for(int i=0;i<n;i++)
    cin>>a[i].n>>a[i].age>>a[i].s;
    sort(a,a+n,cmp);
    for(int i=0;i<n;i++)
    cout<<a[i].n<<" "<<a[i].age<<" "<<a[i].s<<endl;
}