Task: Program Execution
Input (English): 3, 3, ['4457', 'I', '8837', 'y', 'q', 'i', 'Z', '5453', '8925', 'U', '7697', '5737', 'b', '8351', 'K', 'T', 'v', '4821']
Output (English): 8837, i, 8925, 5737, K, 4821