from re import S #A, # 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 # # # @param commands string字符串一维数组 # @param args string字符串二维数组 # @return string字符串一维数组 # from typing import List class TrieNode: def __init__(self): self.children = {} self.is_end_of_word = False class CowNameSystem: def __init__(self): se...