#include<stdio.h>
#include<conio.h>
void main()
{
int num,f;
clrscr();
printf("\n Enter the number: ");
scanf("%d",&num);
f=factorial(num);
printf("\n The factorial of the number %d is %d",num,f);
getch();
}
int factorial(int number)
{
if(number==0 || number==1)
return 1;
else
return(number * fact(number-1));
}