Task: Program Execution
Input (English): 7, ['6071', '4751', '6723', '2023', '4935', 'a', 'U', 'r', 'w', 'y', '5191', 'g', 'Q', '1723', '3107', 'G', 'Y', 'J']
Output (English): 6071, 4751, 6723, 2023, 4935, a, U