functions in c programming
#include <stdio.h>
int addition(int num1, int num2)
{
int sum;
/* Arguments are used here*/
sum = num1+num2;
/* Function return type is integer so we are returning
* an integer value, the sum of the passed numbers.
*/
return sum;
}
int main()
{
int var1, var2;
printf("Enter number 1: ");
scanf("%d",&var1);
printf("Enter number 2: ");
scanf("%d",&var2);
/* Calling the function here, the function return type
* is integer so we need an integer variable to hold the
* returned value of this function.
*/
int res = addition(var1, var2);
printf ("Output: %d", res);
return 0;
}