int floors = int.Parse(Console.ReadLine());
            int count = int.Parse(Console.ReadLine());

            for (int floor = floors; floor >= 1; floor--)
            {
                string type = "A";
                if (floor % 2 == 0)
                {
                    type = "O";
                }

                if (floor == floors)
                {
                    type = "L";
                }


                for (int num = 0; num < count; num++)
                {
                    Console.Write($"{type}{floor}{num} ");

                }
                Console.WriteLine();
            }