c program to add nos using function

//c program to add nos using function

#include<stdio.h>
 
long addition(long, long);
 
void main()
{
   long first, second, sum;
   printf("Enter 2 no");
   scanf("%ld%ld", &first, &second);
 
   sum = addition(first, second);
 
   printf("%ld\n", sum);
 
}
 
long addition(long a, long b)
{
   long result;
 
   result = a + b;
 
   return result;
}