struct 年龄排序

#include<iostream>
#include<cstdio>
#include<cstring>
#include<iomanip>
using namespace std;
struct stu{
    
    
string name;
string sex;
int year,month;
};
const int MAXN=999;
stu a[MAXN];
int main()
{
    
    
int n;
cin >> n;
for(int i=1;i<=n;i++)
cin >> a[i].name>>a[i].sex>>a[i].year>>a[i].month;
for(int i=1;i<=n;i++)
for(int j=i+1;j<=n;j++)
if(a[i].year<a[j].year||a[i].year==a[j].year&&a[j].year&&a[i].month<a[j].month)
swap(a[i],a[j]);
for(int i=1;i<=n;i++)
{
    
    
cout << a[i].name<<" "<<a[i].sex <<" ";
cout << a[i].year<<" " <<a[i].month<< endl;
}
return 0;
}