Factorial of an given number

/*Write a program to Find Factorial of Given no. */

class Factorial{

      public static void main(String args[]){

          int num = Integer.parseInt(args[0]);                 //take argument as command line

          int result = 1;

          while(num>0){

       
         result = result * num;

                num--;

          }

          System.out.println("Factorial of Given no. is : "+result);

   }

}

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