Java program to print the factorial of a number

Factorial of a number:

import java.util.Scanner;

class Factorial

{

   public static void main()

   {

      int n, c, fact = 1;

      System.out.println("Enter a number");

      Scanner in = new Scanner(System.in);

      n = in.nextInt();

      if ( n < 0 )

         System.out.println("Number should be non-negative.");

      else

      {

         for ( c = 1 ; c <= n ; c++ )

            fact = fact*c;

         System.out.println("Factorial of "+n+" is = "+fact);

      }

   }

}

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