using System;

​

public class Program

{

    public static void Main()

    {

        Console.WriteLine("please write number with 2 digits");

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

        int tens = number / 10;

        int units = number % 10;

        int total = (units * 10) + tens;

        Console.WriteLine("The new number with 2 digits is {0}", total);

    }

}