Task: Program Execution
Input (English): 2, 5, ['6675', '1165', '5837', 'Y', '9527', 'x', '4547', 'r', '6899', 'Q', '5657', '3961', 'r', 'T', 'q', 'H', 'K']
Output (English): 1165, 4547, 3961, K