摘要：问题描述Given a string s and a dictionary of words dict, determine if s can be segmented into a space-separated sequence of one or more dictionary words.F... 阅读全文

摘要：问题描述Given a 2D binary matrix filled with 0's and 1's, find the largest square containing all 1's and return its area.For example, given the following ... 阅读全文

摘要：编辑距离和最长公共子串问题都是经典的DP问题，首先来看看编辑距离问题：问题描述Given two words word1 and word2, find the minimum number of steps required to convert word1 to word2. (each ope... 阅读全文