Factorial of a Number JAVA

Following Program Illustrates the method of calculating Factorial of a Number:

import java.util.Scanner;
public class JavaApplication1
{

public static void main(String[] args)
{
Scanner input=new Scanner(System.in);

   System.out.println("Enter Any Number to Calculate Factorial");

   int f=1, a=input.nextInt();

   for(int i=1;i<=a;i++)

   { f=f*i;  }

   System.out.println("Factorial is : "+f);

}


}

Output: