一只题解

#include<iostream>
#include<cstdio>
using namespace std;
struct stu{
	string a1;
	double b1;
    int c1;
}a;
int main(){
    int n;
    cin>>n;
    for(int i=1;i<=n;i++){
    	cin>>a.a1;
    	cin>>a.b1;
        cin>>a.c1;
        cout<<a.a1<<" ";
        printf("%.1f",a.b1);
        cout<<" "<<a.c1<<endl;
    }
}