题目描述:给定K个字符数组,从这k个字符数组中任意取一个字符串,按顺序拼接,列出所有可能的字符串组合结果! 样例: input:[["a","b","cd",["de"],["e","f"]] output:["adee","adef","bdee","bdef","cddee","cddef"] 解决思路:这道题给我们的一个限制就是,单一循环解决不了该问题,容易发生...