using System;

public class Program

{

    public static void Main()

    {

        Console.Write("Enter number: ");

        int number = Convert.ToInt32(Console.ReadLine());

        while(number != 0)

        {

            Console.Write($"{number*10} ");

            Console.Write("Enter number: ");

            number = Convert.ToInt32(Console.ReadLine());

        }

    }

}