Factorial

#include<stdio.h>

#include<conio.h>

void main()

{

     int fact=1,n;

     clrscr();

     printf ("Enter any number: ");

     scanf ("%d",&n);

     do

    {

         fact=fact*n;

         n--;

    }

    while (n>0);

    printf ("\nFactorial is %d",fact);

    getch ();

}