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

/*
https://www.cprogramming.com/reference/functions/function-definition.html
*/

    // define a function that adds two integers and prints it
void p_add (int a, int b)
{
    int mysum = a + b;
    printf( "\nYou entered: a = %d , b = %d, a + b = %d",  a,b,mysum);
}

int main()
{
    int a,b;


    printf( "keyboard type a number for 'a' :");
    scanf("%d", &a);

    printf( "keyboard type a number for 'b' :");
    scanf("%d", &b);

    p_add(a,b);

    return 0;
}