Write a function that can calculate the summation of 3 integers

sumThreeInteger.c

#include <stdio.h>
#include <stdlib.h>
// code will post in the description of our youtube . 
// Write a function that can calculate the summation of 3 integers

int sum( int a, int b, int c) {

    // we can declare new variable to store the result from a+b+c
    int sum = 0;

    sum = a + b + c;
    return sum;
}

int main() {

    int a, b, c;
    printf("Enter value of a: ");
    scanf("%d", &a);

    printf("Enter value of b: ");
    scanf("%d", &b);

    printf("Enter value of c: ");
    scanf("%d", &c);

    printf("the result of a + b + c is : %d", sum(a, b, c));
    return 0;
}