C examples for Function:Function Definition
Calculate the product of two numbers using a function.
#include <stdio.h> int val1, val2, val3; int product(int x, int y); int main( void ) { printf("Enter a number: "); scanf("%d", &val1); printf("Enter another number: "); scanf("%d", &val2); val3 = product(val1, val2);/*from w ww . j a v a 2s. c om*/ printf ("%d times %d = %d\n", val1, val2, val3); return 0; } int product(int x, int y){ return (x * y); }