Task: Program Execution
Input (English): 12, ['1917', '9807', 'z', '5295', '4299', 'B', '9069', 'Z', 'L', 'K', '3141', '4711', '7745', '4457', '9441', '1833', '3947', '9495', '6501', 'B', 'n', 'o', 'P', '7123', '5401', '4131', 'i', '1771', '4113', '5207', '4191', '3377', 'G', 'V', '9149', 'X', '2991', 'G', 'd', 'j']
Output (English): 1917, 7745, 5401, 2991