Task: Program Execution
Input (English): 5, ['8929', 'r', '6731', '629', 'v', 'y', '2883', '8587', 'O', '8031', '5843', 'v', 'A', 'P', '3869', 'Q', 'L', 'g', 'b', 'a']
Output (English): 8929, y, 5843, Q