Task: Program Execution
Input (English): 2, 9, ['8501', '1543', 's', 'w', '755', 'x', 'Y', '4075', '5571', 'Z', 'G', 'o', '4161', 'L', 'B', 'Y', '4313', '6621', 'Q']
Output (English): 1543, G