原文:[LeetCode] 1218. Longest Arithmetic Subsequence of Given Difference 最长定差子序列

Given an integer arrayarrand an integerdifference, return the length of the longest subsequence inarrwhich is an arithmetic sequence such that the difference between adjacent elements in the subseque ...

2021-09-08 12:14 0 148 推荐指数:

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最长公共序列(Longest common subsequence)

问题描述: 给定两个序列 X=<x1, x2, ..., xm>, Y<y1, y2, ..., yn>,求X和Y长度最长的公共序列。(序列中的字符不要求连续) 这道题可以用动态规划解决。定义c[i, j]表示Xi和Yj的LCS的长度,可得 ...

Mon Aug 10 18:15:00 CST 2015 0 2451
 
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