Task: Program Execution
Input (English): 3, 18, ['9173', 'a', '2375', 'd', '8555', '6309', 'y', '6235', 'R', 'e', 'c', 'A', '2515', 'l', '295', '7663', 'q', 'w', '7771', 'P', 'M']
Output (English): 33947