Task: Program Execution
Input (English): 2, ['b', 'W', 'D', '6369', '7765', '4835', '517', 'e', '8019', 'O', 'H', 'V', '4669', '2965', 'l', 't', 'h', '7099', 'r', '4977', 'i', 'B', '2995']
Output (English): b, W