没必要用结构体

#include<bits/stdc++.h>
#define int long long
using namespace std;
int n;
signed main(){
cin>>n;
for(int i=1;i<=n;i++){
string a;
double b;
int c;
cin>>a>>b>>c;
cout<<a<<" ";
printf("%.1lf ",b);
cout<<c<<endl;
}
return 0;
}