Notice one last piece. If I'm going to do that, run through all possible answers, I still want to know, gee, what if there aren't any answers? How do I return that case?
注意最后一段,如果我要这样做,也就是运行所有可能的答案,我还是想知道要是没有结果呢?,在这个例子中应该返回什么呢?
But I don't really know 'cause he didn't have the Internet. See?
但我不知道具体的结果,因为他不能使用网络。明白了吗?
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