题解

#include<bits/stdc++.h>
using namespace std;
struct student{
string name;
double fenshu;
int old;
}s[3000];
int main(){
int n;
cin>>n;
for(int i=1;i<=n;++i){
cin>>s[i].name>>s[i].fenshu>>s[i].old;
}
for(int i=1;i<=n;++i){
cout<<s[i].name<<" ";
printf("%.1f",s[i].fenshu);//保留1位小数，这是陷阱
cout<<" "<<s[i].old<<endl;
}
}