Task: Program Execution
Input (English): 11, 16, ['6051', '2809', '1559', 'u', '9241', '557', '4207', 'b', '8229', 'C', '5465', '6281', 'x', '3061', '99', 'o']
Output (English): 5465, 6281, x, 3061, 99, o