/*
    In this example we demonstrate a recursive function call.
*/

#include <conio.h>
#include <stdio.h>

/*
    Function prototype
*/
long factorial( int );

void main()
{
    int i;

    for( i=1; i<10; i++ )
    printf("Factorial of %d is %ld.\n", i , factorial( i ) );

    getch();
}

long factorial( int num )
{
    if( (num == 0)||(num==1) )
        return 1;
    else
        return factorial(num - 1)*num; // <- Recursive call
}

© 2004 Jim Valavanis