static int factorial(int n){
			  if (n == 0)
			    return 1;
			  else
			    return(n * factorial(n-1));
			 }
			 public static void main(String args[]){
			  int i,fact=1;
			  int number=6;
			  fact = factorial(number);
			  System.out.println("Factorial of "+number+" is: "+fact);
			 }