Task: Program Execution
Input (English): 2, ['4255', '7159', 'm', 'W', 'R', '5971', 'q', '489', '8267', '9713', 'b', '9763', '4695', '9129', 'F', 'U', '5465', 'Y', '3375', 'l']
Output (English): 4255, 7159