| import java.util.Scanner; | |
| public class Factorial { | |
| public static void main(String[] args) { | |
| System.out.print("Enter a number: "); | |
| Scanner input=new Scanner(System.in); | |
| int num=input.nextInt(); | |
| long ans=factorial(n); | |
| System.out.printf("Factorial of %d = %d", num, ans); | |
| } | |
| public static long factorial (int n){ | |
| return (n==1||n==0)? 1: factorial(n-1)*n; | |
| } | |
| } | |