Task: Program Execution
Input (English): 1, 5, ['4691', '2851', 'S', 'R', '59', '4305', '2139', '3287', '3101', '1437', '8485', 's', 'E', 'O', '393', 'q', '3893']
Output (English): 4691, 4305, 8485, q