public void Run() { Console.WriteLine("Choose file:"); // Prompt Console.WriteLine("1 - abra.txt"); // Prompt Console.WriteLine("or quit"); // Prompt var fileNumber = Console.ReadLine(); var fieName = string.Empty; switch (fileNumber) { case "1": fieName = "abra.txt"; break; case "quit": return; default: return; } var @in = new In($"Files\\Strings\\{fieName}"); var content = @in.ReadAll(); var binaryDump = new BinaryDump(content, 16); binaryDump.Dump(); Console.ReadLine(); }