Task: Program Execution
Input (English): 8, ['8491', 'a', '9739', 'y', 'Q', 'N', '8685', 'e', '121', '339', 'Y', 'F', 'f', '8917', '5199', '3795', '5129', '969', 'o', '4611', 'C', 'Q', '2891', '1245', 'J']
Output (English): 8491, 121, 5129, J