Task: Program Execution
Input (English): 3, ['8221', '9321', '707', '1191', 'h', 'H', 'g', 'a', 'C', 'K', 'J', 's', '5543', '1607', '1417', 'M', 'r', 'l', 'L']
Output (English): 8221, 9321, 707