using System;

​

public class Program

{

    public static void Main()

    {

        int n = int.Parse(Console.ReadLine());

        switch (n)

        {

            case 1:

            case 2:

            case 3:

                n *= 10;

                Console.WriteLine(n);

                break;

            case 4:

            case 5:

            case 6:

                n *= 100;

                Console.WriteLine(n);

                break;

            case 7:

            case 8:

            case 9:

                n *= 1000;

                Console.WriteLine(n);

                break;

            default:

                Console.WriteLine(" Invalid score");

                break;

        }

​

    }

}

​

​