关于本章

本章讲述与字符串相关的算法。

algorithm to judge whether two string has substring in common

Finding all the common substrings of given two strings

Check if two strings have a common substring

longest common substring problem

suffix tree

suffix tree

Ukkonen's suffix tree algorithm in plain English

https://stackoverflow.com/questions/tagged/suffix-tree?tab=Active

使用编辑距离

一种python实现

def get_num_of_word_in_common(word1, word2):
    """公共词的个数"""
    return len(Counter(word1) & Counter(word2))