Task: Program Execution
Input (English): 9, ['2531', '8649', '1931', 'M', '4495', '9553', 'a', 'e', 'j', '6401', 'X', '1993', '1939', 'u', '3241', 'q', 's', 'w', 'S', '4761', 'a', '1173', '2177', 'U', 'q', 'u']
Output (English): 2531, 8649, 1931, M, 4495, 9553, a, e, j