Task: Program Execution
Input (English): 22, 22, ['Y', 'j', 'J', 'E', 'M', 'j', '5023', '8391', 'f', 'P', '2837', 'D', '4395', 'e', 'u', '7963', '1169', 'U', '8965', 'a', '9895', 'z', '601', 'O', '9279']
Output (English): z