KMP算法是对一般模式匹配算法的改进，由D.E.Knuth与V.R.Pratt和J.H.Morris 同时发现的因此人们称它为克努特-莫里斯-莫拉特操作（简称为KMP算法）。-KMP algorithm is a general pattern matching algorithm improvements by DEKnuth with VRPratt and JHMorris also found that the so people call it Knut- Morris- Murat