static void Main(string[] args) { Song s1 = new Song("Song1", 100, @"D:\music\"); Song s2 = new Song("Song2", 50, @"D:\music\"); Song s3 = new Song("Song3", 150, @"D:\music\"); Song s4 = new Song("Song4", 70, @"D:\music\"); Song s5 = new Song("Song5", 30, @"D:\music\"); Console.WriteLine($"ID: {s1.Id}"); Console.WriteLine($"ID: {s2.Id}"); Console.WriteLine($"ID: {s3.Id}"); Console.WriteLine($"ID: {s4.Id}"); Console.WriteLine($"ID: {s5.Id}"); Playlist p1 = new Playlist("Playlist1"); p1.AddSong(s1); p1.AddSong(s2); p1.AddSong(s3); Player.PlaySequential(p1); p1.AddSong(s4); p1.AddSong(s5); Player.PlayRandom(p1); p1.SearchSong("Song4"); p1.DisplayPlaylist(); p1.DeleteSong(3); Console.WriteLine(); p1.DisplayPlaylist(); Console.ReadLine(); }