Task: Program Execution
Input (English): 2, 2, ['u', '1643', '7595', '2305', '7521', '3959', 'J', 'c', 'H', '2867', '8563', '2779', '7969', '9211', '5389', 'P', 'W', 'X', 'y', '6899', '9205', 'H', '7483']
Output (English): 1643