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题目链接：http://acm.hdu.edu.cn/showproblem.php?pid=1251 题目思路：字典树模板题，上板子就行 板子链接传送门：https://blog.youkuaiyun.com/baodream/article/details/80685799 PS：这个题用指针始终会MLE，不知道为什么，网上的代码也会MLE，所以这个题就用数组过吧，QAQ。 代码： #incl...

Neal is very curious about combinatorial problems, and now here comes a problem about words. Knowing that Ray has a photographic memory and this may not trouble him, Neal gives it to Jiejie. Since Jie...