Task: Program Execution
Input (English): 4, ['181', '3663', 'M', 'c', '2683', 'z', 't', 'I', '8473', 'j', 'X', 'B', '3473', 'd', 'V', '5117', '307', 'i', '899', '9863', 'i', '9885']
Output (English): 181, 2683, 8473, 3473, 307, i