Task: Program Execution
Input (English): 16, ['N', '1631', 'm', '3453', '6559', '8403', 'P', 'o', 'V', 'N', 'q', '9131', 'n', 'p', 'B', 'U', '8919', '6675', '7773', 'D', 'M', '3399', '5865', 'O', 'n', '8447', '4183', '6637', '9395', '3767', 'A', '5615', '4061', 'S', 'P', '6827', 'O', '3489', 'C', '5737', '6703', 'k', '4111', 'm', 'P', '209', '8743', '8687', 'r']
Output (English): N, 8919, 4061, r