/*
1170 Balloon Comes!
Time Limit : 1000 ms  Memory Limit : 32768 K  Output Limit : 5120 K

GUN C++
*/
#include <iostream.h>
#include <iomanip.h>

using namespace std;

#define TMAX 1000

int main()
{
    int t,a,b,ca;
    char c;
    if(cin>>t)
    {
        for(ca=0;ca<t;ca++)
        {
            cin>>c>>a>>b;
            switch(c)
            {
            case '+':
                cout<<a+b<<endl;
                break;
            case '-':
                cout<<a-b<<endl;
                break;
            case '*':
                cout<<a*b<<endl;
                break;
            case '/':
                if(a%b==0)
                    cout<<a/b<<endl;
                else
                    cout<<setiosflags(ios::fixed)<<setprecision(2)<<1.0*a/b<<endl;
                break;
            }
        }
    }
    return 0;
}