56. Function Pointer Dispatch Table

#include <stdio.h>

int add(int a, int b) { return a + b; }
int sub(int a, int b) { return a - b; }
int mul(int a, int b) { return a * b; }
int divide(int a, int b) { return a / b; }

int execute_command(int a, int b, int cmd) 
{
    int x;
    switch(cmd)
    {
        case(0):
        x=add(a,b);
        break;
        case(1):
        x=sub(a,b);
        break;
        case(2):
        x=mul(a,b);
        break;
        case(3):
        x=divide(a,b);
        break;
        default:
        add(a,b);

        
    }
    return x;
    // Your logic here using function pointer array
    return 0;
}

int main() {
    int a, b, cmd;
    scanf("%d %d %d", &a, &b, &cmd);

    int result = execute_command(a, b, cmd);
    printf("%d", result);

    return 0;
}

Solving Approach