#include <stdio.h>
#include <stdlib.h>

int main(int argc, char **argv) {
    int a, b;
    char op;

    while(scanf("%d %c %d",&a,&op,&b)!=EOF){
        if(op == '+')
            printf("%d\n", a + b);
        if(op == '-')
            printf("%d\n", a - b);
        if(op == '*')
            printf("%d\n", a * b);
        if(op == '/')
            printf("%d\n", a / b);

        if(op == '%')
            printf("%d\n", a % b);
    }

	return 0;
}