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wa了几次,给个经验trie+dfs的时候, 要注意*结尾的情况,找到可匹配的时候要继续向后找; 还有,判断?匹配和字符匹配的时候一定要保证长度不超字符串的长度, 否则自己调数据都是对的,交就wa。。。 Followed by: Post your reply here: |
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