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【KMP】Censoring 题目描述 Farmer John has purchased a subscription to Good Hooveskeeping magazine for his cows, so they have plenty of material to read whil 阅读全文
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【KMP】OKR-Periods of Words 题目描述 串是有限个小写字符的序列,特别的,一个空序列也可以是一个串。一个串P是串A的前缀,当且仅当存在串B,使得A=PB。如果P≠A并且P不是一个空串,那么我们说P是A的一个proper前缀。定义Q是A的周期,当且仅当Q是A的一个proper前缀 阅读全文
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【哈希和哈希表】Seek the Name, Seek the Fame 题目描述 The little cat is so famous, that many couples tramp over hill and dale to Byteland, and asked the little ca 阅读全文
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题目描述 Parity is an important concept in data transmission. Because the process is not error proof, parity is used to provide a check on whether or not 阅读全文