Task: Program Execution
Input (English): 1, 3, ['543', 'O', 'J', '6575', 'B', 't', '3675', 'F', '2101', 'p', '9345', 'K', 'x', 'y', '8607', 'F', 'D', 'R', 'Q', '6255']
Output (English): 543