task6

#include <stdio.h>
int main()
{
    int a, b;
    char c;
    double result;
    scanf("%d", &a);
    scanf("%d", &b);
    scanf(" %c", &c);
    //printf("%d%d%c", a, b, c);
    if(c == '+')
    {
        result = a + b;
    }else if(c == '-')
    {
        result = a - b;
    }else if(c == '*')
    {
        result = a * b;
    }else if( c == '/' && b !=0)
    {
        result = (double) a / b;
    }else
    {
        printf("Invalid argument or tried to divide by 0");
        return 0;
    }
    printf("%.2f", result);
    return 0;
}