C Tutorial/Function/Function Introduction
Function
Functions provides modularity to the software.
<source lang="cpp">#include <stdio.h>
int add (int x, int y) {
int z; z = x + y; return (z);
} main () {
int i, j, k; i = 10; j = 20; k = add(i, j); printf ("The value of k is %d\n", k);
}</source>
The value of k is 30