From 664e6b02d1b9495c21fe1f2f91e89b39d61c5bc4 Mon Sep 17 00:00:00 2001
From: rain-bus <rainandbus@gmail.com>
Date: Wed, 29 Apr 2026 21:33:44 +0800
Subject: [PATCH] refactor: reorder problems in README to match top.md order,
 mark done problems

---
 README.md | 188 +++++++++++++++++++++++++++---------------------------
 top.md    | 100 -----------------------------
 2 files changed, 94 insertions(+), 194 deletions(-)
 delete mode 100644 top.md

diff --git a/README.md b/README.md
index ea8d0fd..1959733 100644
--- a/README.md
+++ b/README.md
@@ -1,100 +1,100 @@
-- [ ] [排序链表](https://leetcode.cn/problems/sort-list/)
-- [ ] [最长有效括号](https://leetcode.cn/problems/longest-valid-parentheses/)
-- [ ] [颜色分类](https://leetcode.cn/problems/sort-colors/)
-- [ ] [验证二叉搜索树](https://leetcode.cn/problems/validate-binary-search-tree/)
-- [ ] [搜索插入位置](https://leetcode.cn/problems/search-insert-position/)
-- [ ] [最小栈](https://leetcode.cn/problems/min-stack/)
-- [ ] [有效的括号](https://leetcode.cn/problems/valid-parentheses/)
-- [ ] [二叉树的右视图](https://leetcode.cn/problems/binary-tree-right-side-view/)
-- [ ] [二叉树的中序遍历](https://leetcode.cn/problems/binary-tree-inorder-traversal/)
-- [ ] [将有序数组转换为二叉搜索树](https://leetcode.cn/problems/convert-sorted-array-to-binary-search-tree/)
-- [ ] [矩阵置零](https://leetcode.cn/problems/set-matrix-zeroes/)
-- [ ] [两两交换链表中的节点](https://leetcode.cn/problems/swap-nodes-in-pairs/)
-- [ ] [最长公共子序列](https://leetcode.cn/problems/longest-common-subsequence/)
-- [ ] [搜索二维矩阵 II](https://leetcode.cn/problems/search-a-2d-matrix-ii/)
-- [ ] [编辑距离](https://leetcode.cn/problems/edit-distance/)
-- [ ] [划分字母区间](https://leetcode.cn/problems/partition-labels/)
-- [ ] [电话号码的字母组合](https://leetcode.cn/problems/letter-combinations-of-a-phone-number/)
-- [ ] [二叉树展开为链表](https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/)
-- [ ] [反转链表](https://leetcode.cn/problems/reverse-linked-list/)
+- [x] [两数之和](https://leetcode.cn/problems/two-sum/)
+- [ ] [字母异位词分组](https://leetcode.cn/problems/group-anagrams/)
+- [ ] [最长连续序列](https://leetcode.cn/problems/longest-consecutive-sequence/)
 - [ ] [移动零](https://leetcode.cn/problems/move-zeroes/)
-- [ ] [完全平方数](https://leetcode.cn/problems/perfect-squares/)
-- [ ] [删除链表的倒数第 N 个结点](https://leetcode.cn/problems/remove-nth-node-from-end-of-list/)
-- [ ] [最大子数组和](https://leetcode.cn/problems/maximum-subarray/)
-- [ ] [两数相加](https://leetcode.cn/problems/add-two-numbers/)
-- [ ] [分割等和子集](https://leetcode.cn/problems/partition-equal-subset-sum/)
-- [ ] [搜索二维矩阵](https://leetcode.cn/problems/search-a-2d-matrix/)
-- [ ] [下一个排列](https://leetcode.cn/problems/next-permutation/)
-- [ ] [数组中的第K个最大元素](https://leetcode.cn/problems/kth-largest-element-in-an-array/)
-- [ ] [岛屿数量](https://leetcode.cn/problems/number-of-islands/)
-- [ ] [K 个一组翻转链表](https://leetcode.cn/problems/reverse-nodes-in-k-group/)
-- [ ] [买卖股票的最佳时机](https://leetcode.cn/problems/best-time-to-buy-and-sell-stock/)
-- [ ] [在排序数组中查找元素的第一个和最后一个位置](https://leetcode.cn/problems/find-first-and-last-position-of-element-in-sorted-array/)
-- [ ] [柱状图中最大的矩形](https://leetcode.cn/problems/largest-rectangle-in-histogram/)
-- [ ] [寻找重复数](https://leetcode.cn/problems/find-the-duplicate-number/)
-- [ ] [二叉搜索树中第 K 小的元素](https://leetcode.cn/problems/kth-smallest-element-in-a-bst/)
-- [ ] [实现 Trie (前缀树)](https://leetcode.cn/problems/implement-trie-prefix-tree/)
+- [ ] [盛最多水的容器](https://leetcode.cn/problems/container-with-most-water/)
+- [x] [三数之和](https://leetcode.cn/problems/3sum/)
+- [ ] [接雨水](https://leetcode.cn/problems/trapping-rain-water/)
+- [ ] [无重复字符的最长子串](https://leetcode.cn/problems/longest-substring-without-repeating-characters/)
+- [ ] [找到字符串中所有字母异位词](https://leetcode.cn/problems/find-all-anagrams-in-a-string/)
+- [ ] [和为 K 的子数组](https://leetcode.cn/problems/subarray-sum-equals-k/)
+- [ ] [滑动窗口最大值](https://leetcode.cn/problems/sliding-window-maximum/)
 - [ ] [最小覆盖子串](https://leetcode.cn/problems/minimum-window-substring/)
-- [ ] [只出现一次的数字](https://leetcode.cn/problems/single-number/)
-- [ ] [二叉树的直径](https://leetcode.cn/problems/diameter-of-binary-tree/)
-- [ ] [旋转图像](https://leetcode.cn/problems/rotate-image/)
-- [ ] [搜索旋转排序数组](https://leetcode.cn/problems/search-in-rotated-sorted-array/)
+- [ ] [最大子数组和](https://leetcode.cn/problems/maximum-subarray/)
 - [ ] [合并区间](https://leetcode.cn/problems/merge-intervals/)
 - [ ] [轮转数组](https://leetcode.cn/problems/rotate-array/)
-- [ ] [二叉树的最大深度](https://leetcode.cn/problems/maximum-depth-of-binary-tree/)
 - [ ] [除了自身以外数组的乘积](https://leetcode.cn/problems/product-of-array-except-self/)
-- [ ] [路径总和 III](https://leetcode.cn/problems/path-sum-iii/)
-- [ ] [爬楼梯](https://leetcode.cn/problems/climbing-stairs/)
-- [ ] [组合总和](https://leetcode.cn/problems/combination-sum/)
-- [ ] [合并 K 个升序链表](https://leetcode.cn/problems/merge-k-sorted-lists/)
-- [ ] [子集](https://leetcode.cn/problems/subsets/)
-- [ ] [找到字符串中所有字母异位词](https://leetcode.cn/problems/find-all-anagrams-in-a-string/)
-- [ ] [课程表](https://leetcode.cn/problems/course-schedule/)
-- [ ] [数据流的中位数](https://leetcode.cn/problems/find-median-from-data-stream/)
-- [ ] [杨辉三角](https://leetcode.cn/problems/pascals-triangle/)
-- [ ] [盛最多水的容器](https://leetcode.cn/problems/container-with-most-water/)
-- [ ] [字符串解码](https://leetcode.cn/problems/decode-string/)
-- [ ] [跳跃游戏 II](https://leetcode.cn/problems/jump-game-ii/)
-- [ ] [不同路径](https://leetcode.cn/problems/unique-paths/)
-- [ ] [接雨水](https://leetcode.cn/problems/trapping-rain-water/)
-- [ ] [环形链表](https://leetcode.cn/problems/linked-list-cycle/)
-- [ ] [和为 K 的子数组](https://leetcode.cn/problems/subarray-sum-equals-k/)
-- [ ] [翻转二叉树](https://leetcode.cn/problems/invert-binary-tree/)
-- [ ] [无重复字符的最长子串](https://leetcode.cn/problems/longest-substring-without-repeating-characters/)
-- [ ] [相交链表](https://leetcode.cn/problems/intersection-of-two-linked-lists/)
-- [ ] [前 K 个高频元素](https://leetcode.cn/problems/top-k-frequent-elements/)
-- [ ] [分割回文串](https://leetcode.cn/problems/palindrome-partitioning/)
-- [ ] [螺旋矩阵](https://leetcode.cn/problems/spiral-matrix/)
-- [ ] [二叉树的层序遍历](https://leetcode.cn/problems/binary-tree-level-order-traversal/)
-- [ ] [对称二叉树](https://leetcode.cn/problems/symmetric-tree/)
-- [ ] [两数之和](https://leetcode.cn/problems/two-sum/)
-- [ ] [环形链表 II](https://leetcode.cn/problems/linked-list-cycle-ii/)
-- [ ] [最长回文子串](https://leetcode.cn/problems/longest-palindromic-substring/)
-- [ ] [单词搜索](https://leetcode.cn/problems/word-search/)
-- [ ] [随机链表的复制](https://leetcode.cn/problems/copy-list-with-random-pointer/)
-- [ ] [每日温度](https://leetcode.cn/problems/daily-temperatures/)
-- [ ] [从前序与中序遍历序列构造二叉树](https://leetcode.cn/problems/construct-binary-tree-from-preorder-and-inorder-traversal/)
-- [ ] [乘积最大子数组](https://leetcode.cn/problems/maximum-product-subarray/)
-- [ ] [跳跃游戏](https://leetcode.cn/problems/jump-game/)
-- [ ] [字母异位词分组](https://leetcode.cn/problems/group-anagrams/)
-- [ ] [打家劫舍](https://leetcode.cn/problems/house-robber/)
-- [ ] [零钱兑换](https://leetcode.cn/problems/coin-change/)
-- [ ] [N 皇后](https://leetcode.cn/problems/n-queens/)
-- [ ] [寻找旋转排序数组中的最小值](https://leetcode.cn/problems/find-minimum-in-rotated-sorted-array/)
-- [ ] [单词拆分](https://leetcode.cn/problems/word-break/)
-- [ ] [滑动窗口最大值](https://leetcode.cn/problems/sliding-window-maximum/)
-- [ ] [最长递增子序列](https://leetcode.cn/problems/longest-increasing-subsequence/)
-- [ ] [最长连续序列](https://leetcode.cn/problems/longest-consecutive-sequence/)
-- [ ] [全排列](https://leetcode.cn/problems/permutations/)
-- [ ] [回文链表](https://leetcode.cn/problems/palindrome-linked-list/)
-- [ ] [最小路径和](https://leetcode.cn/problems/minimum-path-sum/)
-- [ ] [LRU 缓存](https://leetcode.cn/problems/lru-cache/)
-- [ ] [合并两个有序链表](https://leetcode.cn/problems/merge-two-sorted-lists/)
-- [ ] [三数之和](https://leetcode.cn/problems/3sum/)
-- [ ] [寻找两个正序数组的中位数](https://leetcode.cn/problems/median-of-two-sorted-arrays/)
-- [ ] [二叉树的最近公共祖先](https://leetcode.cn/problems/lowest-common-ancestor-of-a-binary-tree/)
-- [ ] [括号生成](https://leetcode.cn/problems/generate-parentheses/)
-- [ ] [多数元素](https://leetcode.cn/problems/majority-element/)
-- [ ] [腐烂的橘子](https://leetcode.cn/problems/rotting-oranges/)
-- [ ] [二叉树中的最大路径和](https://leetcode.cn/problems/binary-tree-maximum-path-sum/)
 - [ ] [缺失的第一个正数](https://leetcode.cn/problems/first-missing-positive/)
+- [ ] [矩阵置零](https://leetcode.cn/problems/set-matrix-zeroes/)
+- [ ] [螺旋矩阵](https://leetcode.cn/problems/spiral-matrix/)
+- [ ] [旋转图像](https://leetcode.cn/problems/rotate-image/)
+- [ ] [搜索二维矩阵 II](https://leetcode.cn/problems/search-a-2d-matrix-ii/)
+- [ ] [相交链表](https://leetcode.cn/problems/intersection-of-two-linked-lists/)
+- [ ] [反转链表](https://leetcode.cn/problems/reverse-linked-list/)
+- [ ] [回文链表](https://leetcode.cn/problems/palindrome-linked-list/)
+- [ ] [环形链表](https://leetcode.cn/problems/linked-list-cycle/)
+- [ ] [环形链表 II](https://leetcode.cn/problems/linked-list-cycle-ii/)
+- [ ] [合并两个有序链表](https://leetcode.cn/problems/merge-two-sorted-lists/)
+- [ ] [两数相加](https://leetcode.cn/problems/add-two-numbers/)
+- [ ] [删除链表的倒数第 N 个结点](https://leetcode.cn/problems/remove-nth-node-from-end-of-list/)
+- [ ] [两两交换链表中的节点](https://leetcode.cn/problems/swap-nodes-in-pairs/)
+- [ ] [K 个一组翻转链表](https://leetcode.cn/problems/reverse-nodes-in-k-group/)
+- [ ] [随机链表的复制](https://leetcode.cn/problems/copy-list-with-random-pointer/)
+- [ ] [排序链表](https://leetcode.cn/problems/sort-list/)
+- [ ] [合并 K 个升序链表](https://leetcode.cn/problems/merge-k-sorted-lists/)
+- [ ] [LRU 缓存](https://leetcode.cn/problems/lru-cache/)
+- [ ] [二叉树的中序遍历](https://leetcode.cn/problems/binary-tree-inorder-traversal/)
+- [ ] [二叉树的最大深度](https://leetcode.cn/problems/maximum-depth-of-binary-tree/)
+- [ ] [翻转二叉树](https://leetcode.cn/problems/invert-binary-tree/)
+- [ ] [对称二叉树](https://leetcode.cn/problems/symmetric-tree/)
+- [ ] [二叉树的直径](https://leetcode.cn/problems/diameter-of-binary-tree/)
+- [ ] [二叉树的层序遍历](https://leetcode.cn/problems/binary-tree-level-order-traversal/)
+- [ ] [将有序数组转换为二叉搜索树](https://leetcode.cn/problems/convert-sorted-array-to-binary-search-tree/)
+- [ ] [验证二叉搜索树](https://leetcode.cn/problems/validate-binary-search-tree/)
+- [ ] [二叉搜索树中第 K 小的元素](https://leetcode.cn/problems/kth-smallest-element-in-a-bst/)
+- [ ] [二叉树的右视图](https://leetcode.cn/problems/binary-tree-right-side-view/)
+- [ ] [二叉树展开为链表](https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/)
+- [ ] [从前序与中序遍历序列构造二叉树](https://leetcode.cn/problems/construct-binary-tree-from-preorder-and-inorder-traversal/)
+- [ ] [路径总和 III](https://leetcode.cn/problems/path-sum-iii/)
+- [ ] [二叉树的最近公共祖先](https://leetcode.cn/problems/lowest-common-ancestor-of-a-binary-tree/)
+- [ ] [二叉树中的最大路径和](https://leetcode.cn/problems/binary-tree-maximum-path-sum/)
+- [ ] [岛屿数量](https://leetcode.cn/problems/number-of-islands/)
+- [ ] [腐烂的橘子](https://leetcode.cn/problems/rotting-oranges/)
+- [ ] [课程表](https://leetcode.cn/problems/course-schedule/)
+- [ ] [实现 Trie (前缀树)](https://leetcode.cn/problems/implement-trie-prefix-tree/)
+- [ ] [全排列](https://leetcode.cn/problems/permutations/)
+- [ ] [子集](https://leetcode.cn/problems/subsets/)
+- [ ] [电话号码的字母组合](https://leetcode.cn/problems/letter-combinations-of-a-phone-number/)
+- [ ] [组合总和](https://leetcode.cn/problems/combination-sum/)
+- [ ] [括号生成](https://leetcode.cn/problems/generate-parentheses/)
+- [ ] [单词搜索](https://leetcode.cn/problems/word-search/)
+- [ ] [分割回文串](https://leetcode.cn/problems/palindrome-partitioning/)
+- [ ] [N 皇后](https://leetcode.cn/problems/n-queens/)
+- [ ] [搜索插入位置](https://leetcode.cn/problems/search-insert-position/)
+- [ ] [搜索二维矩阵](https://leetcode.cn/problems/search-a-2d-matrix/)
+- [ ] [在排序数组中查找元素的第一个和最后一个位置](https://leetcode.cn/problems/find-first-and-last-position-of-element-in-sorted-array/)
+- [ ] [搜索旋转排序数组](https://leetcode.cn/problems/search-in-rotated-sorted-array/)
+- [ ] [寻找旋转排序数组中的最小值](https://leetcode.cn/problems/find-minimum-in-rotated-sorted-array/)
+- [ ] [寻找两个正序数组的中位数](https://leetcode.cn/problems/median-of-two-sorted-arrays/)
+- [ ] [有效的括号](https://leetcode.cn/problems/valid-parentheses/)
+- [ ] [最小栈](https://leetcode.cn/problems/min-stack/)
+- [ ] [字符串解码](https://leetcode.cn/problems/decode-string/)
+- [ ] [每日温度](https://leetcode.cn/problems/daily-temperatures/)
+- [ ] [柱状图中最大的矩形](https://leetcode.cn/problems/largest-rectangle-in-histogram/)
+- [ ] [数组中的第K个最大元素](https://leetcode.cn/problems/kth-largest-element-in-an-array/)
+- [ ] [前 K 个高频元素](https://leetcode.cn/problems/top-k-frequent-elements/)
+- [ ] [数据流的中位数](https://leetcode.cn/problems/find-median-from-data-stream/)
+- [ ] [买卖股票的最佳时机](https://leetcode.cn/problems/best-time-to-buy-and-sell-stock/)
+- [ ] [跳跃游戏](https://leetcode.cn/problems/jump-game/)
+- [ ] [跳跃游戏 II](https://leetcode.cn/problems/jump-game-ii/)
+- [ ] [划分字母区间](https://leetcode.cn/problems/partition-labels/)
+- [ ] [爬楼梯](https://leetcode.cn/problems/climbing-stairs/)
+- [ ] [杨辉三角](https://leetcode.cn/problems/pascals-triangle/)
+- [ ] [打家劫舍](https://leetcode.cn/problems/house-robber/)
+- [ ] [完全平方数](https://leetcode.cn/problems/perfect-squares/)
+- [ ] [零钱兑换](https://leetcode.cn/problems/coin-change/)
+- [ ] [单词拆分](https://leetcode.cn/problems/word-break/)
+- [ ] [最长递增子序列](https://leetcode.cn/problems/longest-increasing-subsequence/)
+- [ ] [乘积最大子数组](https://leetcode.cn/problems/maximum-product-subarray/)
+- [ ] [分割等和子集](https://leetcode.cn/problems/partition-equal-subset-sum/)
+- [ ] [最长有效括号](https://leetcode.cn/problems/longest-valid-parentheses/)
+- [ ] [不同路径](https://leetcode.cn/problems/unique-paths/)
+- [ ] [最小路径和](https://leetcode.cn/problems/minimum-path-sum/)
+- [ ] [最长回文子串](https://leetcode.cn/problems/longest-palindromic-substring/)
+- [ ] [最长公共子序列](https://leetcode.cn/problems/longest-common-subsequence/)
+- [ ] [编辑距离](https://leetcode.cn/problems/edit-distance/)
+- [ ] [只出现一次的数字](https://leetcode.cn/problems/single-number/)
+- [ ] [多数元素](https://leetcode.cn/problems/majority-element/)
+- [ ] [颜色分类](https://leetcode.cn/problems/sort-colors/)
+- [ ] [下一个排列](https://leetcode.cn/problems/next-permutation/)
+- [ ] [寻找重复数](https://leetcode.cn/problems/find-the-duplicate-number/)
diff --git a/top.md b/top.md
deleted file mode 100644
index 21d771c..0000000
--- a/top.md
+++ /dev/null
@@ -1,100 +0,0 @@
-- [ ] [两数之和](https://leetcode.cn/problems/two-sum/)
-- [ ] [字母异位词分组](https://leetcode.cn/problems/group-anagrams/)
-- [ ] [最长连续序列](https://leetcode.cn/problems/longest-consecutive-sequence/)
-- [ ] [移动零](https://leetcode.cn/problems/move-zeroes/)
-- [ ] [盛最多水的容器](https://leetcode.cn/problems/container-with-most-water/)
-- [ ] [三数之和](https://leetcode.cn/problems/3sum/)
-- [ ] [接雨水](https://leetcode.cn/problems/trapping-rain-water/)
-- [ ] [无重复字符的最长子串](https://leetcode.cn/problems/longest-substring-without-repeating-characters/)
-- [ ] [找到字符串中所有字母异位词](https://leetcode.cn/problems/find-all-anagrams-in-a-string/)
-- [ ] [和为 K 的子数组](https://leetcode.cn/problems/subarray-sum-equals-k/)
-- [ ] [滑动窗口最大值](https://leetcode.cn/problems/sliding-window-maximum/)
-- [ ] [最小覆盖子串](https://leetcode.cn/problems/minimum-window-substring/)
-- [ ] [最大子数组和](https://leetcode.cn/problems/maximum-subarray/)
-- [ ] [合并区间](https://leetcode.cn/problems/merge-intervals/)
-- [ ] [轮转数组](https://leetcode.cn/problems/rotate-array/)
-- [ ] [除了自身以外数组的乘积](https://leetcode.cn/problems/product-of-array-except-self/)
-- [ ] [缺失的第一个正数](https://leetcode.cn/problems/first-missing-positive/)
-- [ ] [矩阵置零](https://leetcode.cn/problems/set-matrix-zeroes/)
-- [ ] [螺旋矩阵](https://leetcode.cn/problems/spiral-matrix/)
-- [ ] [旋转图像](https://leetcode.cn/problems/rotate-image/)
-- [ ] [搜索二维矩阵 II](https://leetcode.cn/problems/search-a-2d-matrix-ii/)
-- [ ] [相交链表](https://leetcode.cn/problems/intersection-of-two-linked-lists/)
-- [ ] [反转链表](https://leetcode.cn/problems/reverse-linked-list/)
-- [ ] [回文链表](https://leetcode.cn/problems/palindrome-linked-list/)
-- [ ] [环形链表](https://leetcode.cn/problems/linked-list-cycle/)
-- [ ] [环形链表 II](https://leetcode.cn/problems/linked-list-cycle-ii/)
-- [ ] [合并两个有序链表](https://leetcode.cn/problems/merge-two-sorted-lists/)
-- [ ] [两数相加](https://leetcode.cn/problems/add-two-numbers/)
-- [ ] [删除链表的倒数第 N 个结点](https://leetcode.cn/problems/remove-nth-node-from-end-of-list/)
-- [ ] [两两交换链表中的节点](https://leetcode.cn/problems/swap-nodes-in-pairs/)
-- [ ] [K 个一组翻转链表](https://leetcode.cn/problems/reverse-nodes-in-k-group/)
-- [ ] [随机链表的复制](https://leetcode.cn/problems/copy-list-with-random-pointer/)
-- [ ] [排序链表](https://leetcode.cn/problems/sort-list/)
-- [ ] [合并 K 个升序链表](https://leetcode.cn/problems/merge-k-sorted-lists/)
-- [ ] [LRU 缓存](https://leetcode.cn/problems/lru-cache/)
-- [ ] [二叉树的中序遍历](https://leetcode.cn/problems/binary-tree-inorder-traversal/)
-- [ ] [二叉树的最大深度](https://leetcode.cn/problems/maximum-depth-of-binary-tree/)
-- [ ] [翻转二叉树](https://leetcode.cn/problems/invert-binary-tree/)
-- [ ] [对称二叉树](https://leetcode.cn/problems/symmetric-tree/)
-- [ ] [二叉树的直径](https://leetcode.cn/problems/diameter-of-binary-tree/)
-- [ ] [二叉树的层序遍历](https://leetcode.cn/problems/binary-tree-level-order-traversal/)
-- [ ] [将有序数组转换为二叉搜索树](https://leetcode.cn/problems/convert-sorted-array-to-binary-search-tree/)
-- [ ] [验证二叉搜索树](https://leetcode.cn/problems/validate-binary-search-tree/)
-- [ ] [二叉搜索树中第 K 小的元素](https://leetcode.cn/problems/kth-smallest-element-in-a-bst/)
-- [ ] [二叉树的右视图](https://leetcode.cn/problems/binary-tree-right-side-view/)
-- [ ] [二叉树展开为链表](https://leetcode.cn/problems/flatten-binary-tree-to-linked-list/)
-- [ ] [从前序与中序遍历序列构造二叉树](https://leetcode.cn/problems/construct-binary-tree-from-preorder-and-inorder-traversal/)
-- [ ] [路径总和 III](https://leetcode.cn/problems/path-sum-iii/)
-- [ ] [二叉树的最近公共祖先](https://leetcode.cn/problems/lowest-common-ancestor-of-a-binary-tree/)
-- [ ] [二叉树中的最大路径和](https://leetcode.cn/problems/binary-tree-maximum-path-sum/)
-- [ ] [岛屿数量](https://leetcode.cn/problems/number-of-islands/)
-- [ ] [腐烂的橘子](https://leetcode.cn/problems/rotting-oranges/)
-- [ ] [课程表](https://leetcode.cn/problems/course-schedule/)
-- [ ] [实现 Trie (前缀树)](https://leetcode.cn/problems/implement-trie-prefix-tree/)
-- [ ] [全排列](https://leetcode.cn/problems/permutations/)
-- [ ] [子集](https://leetcode.cn/problems/subsets/)
-- [ ] [电话号码的字母组合](https://leetcode.cn/problems/letter-combinations-of-a-phone-number/)
-- [ ] [组合总和](https://leetcode.cn/problems/combination-sum/)
-- [ ] [括号生成](https://leetcode.cn/problems/generate-parentheses/)
-- [ ] [单词搜索](https://leetcode.cn/problems/word-search/)
-- [ ] [分割回文串](https://leetcode.cn/problems/palindrome-partitioning/)
-- [ ] [N 皇后](https://leetcode.cn/problems/n-queens/)
-- [ ] [搜索插入位置](https://leetcode.cn/problems/search-insert-position/)
-- [ ] [搜索二维矩阵](https://leetcode.cn/problems/search-a-2d-matrix/)
-- [ ] [在排序数组中查找元素的第一个和最后一个位置](https://leetcode.cn/problems/find-first-and-last-position-of-element-in-sorted-array/)
-- [ ] [搜索旋转排序数组](https://leetcode.cn/problems/search-in-rotated-sorted-array/)
-- [ ] [寻找旋转排序数组中的最小值](https://leetcode.cn/problems/find-minimum-in-rotated-sorted-array/)
-- [ ] [寻找两个正序数组的中位数](https://leetcode.cn/problems/median-of-two-sorted-arrays/)
-- [ ] [有效的括号](https://leetcode.cn/problems/valid-parentheses/)
-- [ ] [最小栈](https://leetcode.cn/problems/min-stack/)
-- [ ] [字符串解码](https://leetcode.cn/problems/decode-string/)
-- [ ] [每日温度](https://leetcode.cn/problems/daily-temperatures/)
-- [ ] [柱状图中最大的矩形](https://leetcode.cn/problems/largest-rectangle-in-histogram/)
-- [ ] [数组中的第K个最大元素](https://leetcode.cn/problems/kth-largest-element-in-an-array/)
-- [ ] [前 K 个高频元素](https://leetcode.cn/problems/top-k-frequent-elements/)
-- [ ] [数据流的中位数](https://leetcode.cn/problems/find-median-from-data-stream/)
-- [ ] [买卖股票的最佳时机](https://leetcode.cn/problems/best-time-to-buy-and-sell-stock/)
-- [ ] [跳跃游戏](https://leetcode.cn/problems/jump-game/)
-- [ ] [跳跃游戏 II](https://leetcode.cn/problems/jump-game-ii/)
-- [ ] [划分字母区间](https://leetcode.cn/problems/partition-labels/)
-- [ ] [爬楼梯](https://leetcode.cn/problems/climbing-stairs/)
-- [ ] [杨辉三角](https://leetcode.cn/problems/pascals-triangle/)
-- [ ] [打家劫舍](https://leetcode.cn/problems/house-robber/)
-- [ ] [完全平方数](https://leetcode.cn/problems/perfect-squares/)
-- [ ] [零钱兑换](https://leetcode.cn/problems/coin-change/)
-- [ ] [单词拆分](https://leetcode.cn/problems/word-break/)
-- [ ] [最长递增子序列](https://leetcode.cn/problems/longest-increasing-subsequence/)
-- [ ] [乘积最大子数组](https://leetcode.cn/problems/maximum-product-subarray/)
-- [ ] [分割等和子集](https://leetcode.cn/problems/partition-equal-subset-sum/)
-- [ ] [最长有效括号](https://leetcode.cn/problems/longest-valid-parentheses/)
-- [ ] [不同路径](https://leetcode.cn/problems/unique-paths/)
-- [ ] [最小路径和](https://leetcode.cn/problems/minimum-path-sum/)
-- [ ] [最长回文子串](https://leetcode.cn/problems/longest-palindromic-substring/)
-- [ ] [最长公共子序列](https://leetcode.cn/problems/longest-common-subsequence/)
-- [ ] [编辑距离](https://leetcode.cn/problems/edit-distance/)
-- [ ] [只出现一次的数字](https://leetcode.cn/problems/single-number/)
-- [ ] [多数元素](https://leetcode.cn/problems/majority-element/)
-- [ ] [颜色分类](https://leetcode.cn/problems/sort-colors/)
-- [ ] [下一个排列](https://leetcode.cn/problems/next-permutation/)
-- [ ] [寻找重复数](https://leetcode.cn/problems/find-the-duplicate-number/)