随笔分类 - 编程篇
摘要：问题描述 链接： https://leetcode.com/problems/longest-palindromic-substring/description/ Given a string s, return the longest palindromic substring in s 解释：
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摘要：题目描述 Given two strings word1 and word2, return the minimum number of operations required to convert word1 to word2. You have the following three opera
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摘要：问题描述 You are given an integer array nums. You are initially positioned at the array's first index, and each element in the array represents your maxim
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摘要：42 -Trapping Rain Water 接雨水 问题描述 链接：https://leetcode.com/problems/trapping-rain-water/description/ Given n non-negative integers representing an eleva
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摘要：最长递增子序列 连接：https://leetcode.com/problems/longest-increasing-subsequence/description/ 问题描述 Given an integer array nums, return the length of the longes
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