数组Arrays

• https://leetcode-cn.com/problems/container-with-most-water/
• https://leetcode-cn.com/problems/move-zeroes/
• https://leetcode-cn.com/problems/climbing-stairs/
• https://leetcode-cn.com/problems/3sum/ (高频老题）

链表Link-List

• https://leetcode-cn.com/problems/reverse-linked-list/
• https://leetcode-cn.com/problems/swap-nodes-in-pairs
• https://leetcode-cn.com/problems/linked-list-cycle
• https://leetcode-cn.com/problems/linked-list-cycle-ii
• https://leetcode-cn.com/problems/reverse-nodes-in-k-group/
• https://leetcode-cn.com/problems/merge-sorted-array/
• https://leetcode-cn.com/problems/two-sum/
• https://leetcode-cn.com/problems/move-zeroes/
• https://leetcode-cn.com/problems/plus-one/

栈、队列、优先和双端队列

• https://leetcode-cn.com/problems/valid-parentheses/

• 最近相关性 —> 栈！

• https://leetcode-cn.com/problems/min-stack/

• https://leetcode-cn.com/problems/largest-rectangle-in-histogram
• https://leetcode-cn.com/problems/sliding-window-maximum
• https://leetcode.com/problems/design-circular-deque
• https://leetcode.com/problems/trapping-rain-water/

哈希表、映射、集合

• https://leetcode-cn.com/problems/valid-anagram/description/
• https://leetcode-cn.com/problems/group-anagrams/
• https://leetcode-cn.com/problems/two-sum/description/

树、二叉树、二叉搜索树

• https://leetcode-cn.com/problems/binary-tree-inorder-traversal/
• https://leetcode-cn.com/problems/binary-tree-preorder-traversal/
• https://leetcode-cn.com/problems/n-ary-tree-postorder-traversal/
• https://leetcode-cn.com/problems/n-ary-tree-preorder-traversal/
• https://leetcode-cn.com/problems/n-ary-tree-level-order-traversal/

泛型递归、树的递归

• https://leetcode-cn.com/problems/climbing-stairs/
• https://leetcode-cn.com/problems/generate-parentheses/
• https://leetcode-cn.com/problems/invert-binary-tree/description/
• https://leetcode-cn.com/problems/validate-binary-search-tree
• https://leetcode-cn.com/problems/maximum-depth-of-binary
• https://leetcode-cn.com/problems/minimum-depth-of-binary-tree

• https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree/

• https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree/

• https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal
• https://leetcode-cn.com/problems/combinations/
• https://leetcode-cn.com/problems/permutations/
• https://leetcode-cn.com/problems/permutations-ii/

深度优先搜索&广度优先搜索

• https://leetcode-cn.com/problems/binary-tree-level-order-traversal/#/description
• https://leetcode-cn.com/problems/minimum-genetic-mutation/#/description
• https://leetcode-cn.com/problems/generate-parentheses/#/description

• https://leetcode-cn.com/problems/find-largest-value-in-each-tree-row/#/description

• https://leetcode-cn.com/problems/word-ladder/description/

• https://leetcode-cn.com/problems/word-ladder-ii/description/
• https://leetcode-cn.com/problems/number-of-islands/
• https://leetcode-cn.com/problems/minesweeper/description/

贪心算法

• https://leetcode-cn.com/problems/lemonade-change/description/
• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii/description/
• https://leetcode-cn.com/problems/assign-cookies/description/
• https://leetcode-cn.com/problems/walking-robot-simulation/description/
• https://leetcode-cn.com/problems/jump-game/
• https://leetcode-cn.com/problems/jump-game-ii/

二分查找

• https://leetcode-cn.com/problems/sqrtx/
• https://www.beyond3d.com/content/articles/8/ （扩展阅读）

• https://leetcode.com-cn/problems/valid-perfect-square/

• https://leetcode-cn.com/problems/search-in-rotated-sorted-array/

• https://leetcode-cn.com/problems/search-a-2d-matrix/
• https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array/

动态规划

• https://leetcode-cn.com/problems/climbing-stairs/description/
• https://leetcode-cn.com/problems/triangle/description/
• https://leetcode.com/problems/triangle/discuss/38735/Python-easy-to-understand-solutions-(top-down-bottom-up)
• https://leetcode-cn.com/problems/maximum-subarray/
• https://leetcode-cn.com/problems/maximum-product-subarray/description/
• https://leetcode-cn.com/problems/coin-change/description/
• https://leetcode-cn.com/problems/house-robber/

• https://leetcode-cn.com/problems/house-robber-ii/description/

• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock/#/description

• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii/
• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii/
• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-with-cooldown/
• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iv/
• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-with-transaction-fee/

• https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock/solution/yi-ge-fang-fa-tuan-mie-6-dao-gu-piao-wen-ti-by-l-3/

• https://leetcode-cn.com/problems/perfect-squares/

• https://leetcode-cn.com/problems/edit-distance/ （重点）
• https://leetcode-cn.com/problems/jump-game/
• https://leetcode-cn.com/problems/jump-game-ii/
• https://leetcode-cn.com/problems/unique-paths/
• https://leetcode-cn.com/problems/unique-paths-ii/
• https://leetcode-cn.com/problems/unique-paths-iii/
• https://leetcode-cn.com/problems/coin-change/

• https://leetcode-cn.com/problems/coin-change-2/

• https://leetcode-cn.com/problems/longest-valid-parentheses/

• https://leetcode-cn.com/problems/minimum-path-sum/
• https://leetcode-cn.com/problems/edit-distance/
• https://leetcode-cn.com/problems/decode-ways
• https://leetcode-cn.com/problems/maximal-square/
• https://leetcode-cn.com/problems/max-sum-of-rectangle-no-larger-than-k/
• https://leetcode-cn.com/problems/frog-jump/
• https://leetcode-cn.com/problems/split-array-largest-sum
• https://leetcode-cn.com/problems/student-attendance-record-ii/
• https://leetcode-cn.com/problems/task-scheduler/
• https://leetcode-cn.com/problems/palindromic-substrings/
• https://leetcode-cn.com/problems/minimum-window-substring/
• https://leetcode-cn.com/problems/burst-balloons/

字典树&并查集

高级查询

AVL树&红黑树

位运算

布隆过滤器&LRU缓存

排序算法

高级动态规划

字符串算法