518-零钱兑换 II(Coin Change 2) 原文链接: https://leetcode-cn.com/problems/coin-change-2 英文原文You are given an integer array coins representing coins of di 2021-12-03 动态规划数组 中等
520-检测大写字母(Detect Capital) 原文链接: https://leetcode-cn.com/problems/detect-capital 英文原文We define the usage of capitals in a word to be right when o 2021-12-03 字符串 简单
522-最长特殊序列 II(Longest Uncommon Subsequence II) 原文链接: https://leetcode-cn.com/problems/longest-uncommon-subsequence-ii 英文原文Given an array of strings strs, return the 2021-12-03 双指针哈希表字符串排序数组 中等
523-连续的子数组和(Continuous Subarray Sum) 原文链接: https://leetcode-cn.com/problems/continuous-subarray-sum 英文原文Given an integer array nums and an integer k, retur 2021-12-03 前缀和哈希表数学数组 中等
524-通过删除字母匹配到字典里最长单词(Longest Word in Dictionary through Deleting) 原文链接: https://leetcode-cn.com/problems/longest-word-in-dictionary-through-deleting 英文原文Given a string s and a string a 2021-12-03 双指针字符串排序数组 中等
525-连续数组(Contiguous Array) 原文链接: https://leetcode-cn.com/problems/contiguous-array 英文原文Given a binary array nums, return the maximum length of a 2021-12-03 前缀和哈希表数组 中等
526-优美的排列(Beautiful Arrangement) 原文链接: https://leetcode-cn.com/problems/beautiful-arrangement 英文原文Suppose you have n integers labeled 1 through n. A pe 2021-12-03 位运算动态规划回溯数组状态压缩 中等
1721-交换链表中的节点(Swapping Nodes in a Linked List) 原文链接: https://leetcode-cn.com/problems/swapping-nodes-in-a-linked-list 英文原文You are given the head of a linked list, an 2021-12-03 双指针链表 中等
529-扫雷游戏(Minesweeper) 原文链接: https://leetcode-cn.com/problems/minesweeper 英文原文Let's play the minesweeper game (Wikipedia, online game)! 2021-12-03 广度优先搜索数组深度优先搜索矩阵 中等
530-二叉搜索树的最小绝对差(Minimum Absolute Difference in BST) 原文链接: https://leetcode-cn.com/problems/minimum-absolute-difference-in-bst 英文原文Given the root of a Binary Search Tree ( 2021-12-03 二叉搜索树二叉树广度优先搜索树深度优先搜索 简单