Task: Program Execution
Input (English): 4, 5, ['W', 'i', 'p', 'N', '7371', '6915', 'R', 'B', 'I', 'o', '6435', 'y', '9889', '6989', '4923', '5001', '7201', 'x', 'm', 'J', '6405', '2107', '617', '6553', 's', 'z', 'z', 'r']
Output (English): N7371