#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){
        switch(op)
        {
        case'+':
            printf("%d\n",a+b);
            break;
        case'-':
            printf("%d\n",a-b);
            break;
        case'*':
            printf("%d\n",a*b);
            break;
        case'/':
            printf("%d\n",a/b);
            break;
        case'%':
            printf("%d\n",a%b);
            break;
        }
    }
    return 0;
}