#include<iostream>
#include <iomanip>
#include<string>
using namespace std;

int main(){
	int m;
	cin>>m;
	char ch;
	int a, b;
	for(int i = 0; i < m; i++){
		cin>>ch>>a>>b;
		if(ch == '+'){
			cout<<a + b<<endl;
		}else if(ch == '-'){
			cout<<a - b<<endl;
		}else if(ch == '*'){
			cout<<a * b<<endl;
		}else if(ch == '/'){
			if((a + 0.0) / b - (a / b) > 0){
				cout<<fixed<<setprecision(2)<<(a + 0.0) / b<<endl;
			}else{
				cout<<a / b<<endl;
			}
		}
	}
}