Rolling Hash(Rabin-Karp 算法)匹配字符串與anagram串_人人IT網



關於rollinghash算法的JAVA簡單實現

查找與给定字符串是anagram的子串,例如:

GetAnagram("abcdbcsdaqdbahs'', "scdcb'') ==>"cdbcs''。

因为這裏不是查找相等的字符串,而是對應的anagram,所以比較的次數要比上面的第一個示例多,但也可以采用一定的機制來保證盡量少的哈希碰撞,從而減少比對的次數,大大降低复雜度。


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