using System;

public class Program

{

    public static void Main()

    {

        string s = "DONT REMOVE THE FOLLOWING KEY WORDS\nPRINTER MODEL X1\nSTART_CUSTOM_VALUES\nFLIP_XY";

        string[] lines = s.Split(new[] { "\r\n", "\r", "\n" },StringSplitOptions.None);

        foreach(string l in lines){

            Console.WriteLine(l);   

        }

    }

}