Task: Program Execution
Input (English): 1, 8, ['q', '1911', 'z', 'O', '4393', '3313', '2313', '23', '3975', 'U', 'o', '4371', '5125', '7867', '245', '6915', '4049', '2179', '9377', '4633', '5995']
Output (English): q, 3975, 4049