Task: Program Execution
Input (English): 19, 21, ['C', '2033', 'P', '8833', '4803', '1163', 'r', '2837', 'H', '7757', '7739', '2067', 'a', 'j', 'J', 'K', 'y', 'f', 'n', '4785', '243', 'p', 'Y', '7857', '9199', '9255', 'c']
Output (English): n4785243