Longest Common Substring 最长公共子字符串 动态规划问题 动态规划问题的两个特点: 1.最优子结构 2.重叠子问题 因为有重叠子问题,当前计算的过程中可能有的问题在之前的计算已经计算过了,现在又要计算一遍,导致大量重复的计算。 动态规划通过找到解决问题的递推关系,将已经完成计算的存储起来, 当开始新的计算时如果...
Given two stringstext1andtext2, return the length of their longest common subsequence. Asubsequenceof a string is a new string generated from the original string with some characters(can be none) deleted without changing the relative order of the remaining characters. (eg, "ace" is a subsequen...
Write a function to find the longest common prefix string amongst an array of strings. Solution: cla ... hdu 1403 Longest Common Substring(最长公共子字符串)(后缀数组) http://acm.hdu.edu.cn/showproblem.php?pid=1403 Longest Common Substring Time Limit: 8000/4000 MS (Ja ... leetcode【14...