using System;

​

public class Program

{

    public static void Main()

    {

        int m, cm, mm, y;

        Console.WriteLine("enter your y in mm");

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

        m = y / 300;

        Console.WriteLine("the number in m is {0}", m);

        cm = (y % 300) / 10;

        Console.WriteLine("the number in cm is {0}", cm);

        mm = y % 10;

        Console.WriteLine("the number in mm {0}", mm);

    }

}