acm 1170

#include <stdio.h>

int main(){
    int numbers,i,a, b;
    double num;
    char opeart;
    
    scanf("%d", &numbers);
    
    for ( i = 0; i < numbers; i++)
    {
        getchar();
        
        scanf("%c%d%d", &opeart,&a,&b);
        switch (opeart)
        {
        case '+':printf("%d\n", a + b); break;
        case '-':printf("%d\n", a - b); break;
        case '*':printf("%d\n", a * b); break;
        case '/':a%b?printf("%.2lf\n",a*1.0/b):printf("%d\n",a/b); break;
        }
    }
    return 0;
}