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【POJ1961】Period(KMP算法,next函数)

Categories: 数据结构和算法
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Published on: 2011 年 05 月 19 日

For each prefix of a given string S with N characters (each character has an ASCII code between 97 and 126, inclusive), we want to know whether the prefix is a periodic string. (more...)

【POJ2406】Power Strings(KMP算法)

Categories: 数据结构和算法
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Published on: 2011 年 05 月 18 日

Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of concatenation as multiplication, exponentiation by a non-negative integer is defined in the normal way: a^0 = "" (the empty string) and a^(n+1) = a*(a^n). (more...)

KMP字符串模式匹配详解(转)

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Published on: 2011 年 05 月 18 日

由于KMP算法比较不好理解,所以又找了一篇看一看,两篇文章各有优劣,自己选合适的看吧。 (more...)

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