Task: Program Execution
Input (English): 8, 15, ['X', 'Q', 'X', '2009', '7407', '9209', '111', 'h', '8849', 'u', '7835', '5125', '9887', 'O', '4153', '7875', '5739']
Output (English): h, 8849, u, 7835, 5125, 9887, O, 4153