#include <stdio.h>
#include <conio.h>
void main() {
    int a,b; char op;
    printf("Enter a 3 values in format (3 + 5) \n");
    scanf("%d%c%d",&a,&op,&b);
    if(op=='+') {
        printf("%d",a+b);
    }
    if(op=='-') {
        printf("%d",a-b);
    }
    if(op=='*') {
        printf("%d",a*b);
    }
    if(op=='/') {
        printf("%d",a/b);
    }
    getch();
}