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构建trie的时候没注意丢弃掉的节点状态并且重用了，贡献了6次WAWA又找不到原因的测试一下这组数据 3 2 3 abc ab a ca ans=4 前面帖子提供的测试数据有些误导，题目中说所有字符都是大于32的，所以输入是不会含有空格的！ Followed by: Post your reply here: |
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