using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace ConsoleApp1 { class Program { static void Main(string[] args) { string[] bannedSong = Console.ReadLine().Split(' '); string songs = Console.ReadLine(); List newPlayList = new List(); while (songs != "end") { bool isContained = false; for (int cnt = 0; cnt < bannedSong.Length; cnt++) { if (songs.Contains(bannedSong[cnt])) { isContained = true; } } if (!isContained) { newPlayList.Add(songs); } songs = Console.ReadLine(); } newPlayList.Sort(); Console.WriteLine(string.Join("\r\n", newPlayList)); } } }