Task: Program Execution
Input (English): 3, ['4281', '6879', '4905', 'U', 'i', 'A', '485', '29', '6565', '6279', 'w', 'u', '4693', '7125', 'H', '5351', 'U', '5821', 'j', 'w', 'L', '8219', '6053', 'b', '8141', '3535']
Output (English): 4281, 6879, 4905