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更新字节跳动1.12.4日面经
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|题目|出现次数|链接|
|-|-|-|
|215. 数组中的第K个最大元素|4|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
|300. 最长上升子序列|3|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|103. 二叉树的锯齿形层次遍历|3|https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal|
|121. 买卖股票的最佳时机|2|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|49. 字母异位词分组|2|https://leetcode-cn.com/problems/group-anagrams|
|剑指 Offer 29. 顺时针打印矩阵|2|https://leetcode-cn.com/problems/shun-shi-zhen-da-yin-ju-zhen-lcof|
|4. 寻找两个正序数组的中位数|2|https://leetcode-cn.com/problems/median-of-two-sorted-arrays|
|300. 最长上升子序列|2|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|85. 最大矩形|2|https://leetcode-cn.com/problems/maximal-rectangle|
|23. 合并K个排序链表|2|https://leetcode-cn.com/problems/merge-k-sorted-lists|
|85. 最大矩形|2|https://leetcode-cn.com/problems/maximal-rectangle|
|105. 从前序与中序遍历序列构造二叉树|2|https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal|
|236. 二叉树的最近公共祖先|2|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
|200. 岛屿数量|2|https://leetcode-cn.com/problems/number-of-islands|
|46. 全排列|2|https://leetcode-cn.com/problems/permutations|
|49. 字母异位词分组|2|https://leetcode-cn.com/problems/group-anagrams|
|437. 路径总和 III|1|https://leetcode-cn.com/problems/path-sum-iii|
|426. 将二叉搜索树转化为排序的双向链表|1|https://leetcode-cn.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list|
|33. 搜索旋转排序数组|1|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
|509. 斐波那契数|1|https://leetcode-cn.com/problems/fibonacci-number|
|255. 验证前序遍历序列二叉搜索树|1|https://leetcode-cn.com/problems/verify-preorder-sequence-in-binary-search-tree|
|179. 最大数|1|https://leetcode-cn.com/problems/largest-number|
|5. 最长回文子串|1|https://leetcode-cn.com/problems/longest-palindromic-substring|
|15. 三数之和|1|https://leetcode-cn.com/problems/3sum|
|3. 无重复字符的最长子串|1|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|240. 搜索二维矩阵 II|1|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|376. 摆动序列|1|https://leetcode-cn.com/problems/wiggle-subsequence|
|445. 两数相加 II|1|https://leetcode-cn.com/problems/add-two-numbers-ii|
|437. 路径总和 III|1|https://leetcode-cn.com/problems/path-sum-iii|
|426. 将二叉搜索树转化为排序的双向链表|1|https://leetcode-cn.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list|
|32. 最长有效括号|1|https://leetcode-cn.com/problems/longest-valid-parentheses|
|152. 乘积最大子数组|1|https://leetcode-cn.com/problems/maximum-product-subarray|
|122. 买卖股票的最佳时机 II|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
|32. 最长有效括号|1|https://leetcode-cn.com/problems/longest-valid-parentheses|
|70. 爬楼梯|1|https://leetcode-cn.com/problems/climbing-stairs|
|315. 计算右侧小于当前元素的个数|1|https://leetcode-cn.com/problems/count-of-smaller-numbers-after-self|
|582. 杀死进程|1|https://leetcode-cn.com/problems/kill-process|
|297. 二叉树的序列化与反序列化|1|https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree|
|20. 有效的括号|1|https://leetcode-cn.com/problems/valid-parentheses|
|518. 零钱兑换 II|1|https://leetcode-cn.com/problems/coin-change-2|
|70. 爬楼梯|1|https://leetcode-cn.com/problems/climbing-stairs|
|1363. 形成三的最大倍数|1|https://leetcode-cn.com/problems/largest-multiple-of-three|
|1. 两数之和|1|https://leetcode-cn.com/problems/two-sum|
|264. 丑数 II|1|https://leetcode-cn.com/problems/ugly-number-ii|
|88. 合并两个有序数组|1|https://leetcode-cn.com/problems/merge-sorted-array|
|64. 最小路径和|1|https://leetcode-cn.com/problems/minimum-path-sum|
|518. 零钱兑换 II|1|https://leetcode-cn.com/problems/coin-change-2|
|1143. 最长公共子序列|1|https://leetcode-cn.com/problems/longest-common-subsequence|
|160. 相交链表|1|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
|剑指 Offer 54. 二叉搜索树的第k大节点|1|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof|
|88. 合并两个有序数组|1|https://leetcode-cn.com/problems/merge-sorted-array|
|64. 最小路径和|1|https://leetcode-cn.com/problems/minimum-path-sum|
|334. 递增的三元子序列|1|https://leetcode-cn.com/problems/increasing-triplet-subsequence|
|72. 编辑距离|1|https://leetcode-cn.com/problems/edit-distance|
|剑指 Offer 54. 二叉搜索树的第k大节点|1|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof|
|143. 重排链表|1|https://leetcode-cn.com/problems/reorder-list|
|206. 反转链表|1|https://leetcode-cn.com/problems/reverse-linked-list|
|142. 环形链表 II|1|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|50. Pow(x, n)|1|https://leetcode-cn.com/problems/powx-n|
|25. K 个一组翻转链表|1|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
|剑指 Offer 55 - II. 平衡二叉树|1|https://leetcode-cn.com/problems/ping-heng-er-cha-shu-lcof|
|63. 不同路径 II|1|https://leetcode-cn.com/problems/unique-paths-ii|
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|123. 买卖股票的最佳时机 III|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii|
|142. 环形链表 II|1|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|50. Pow(x, n)|1|https://leetcode-cn.com/problems/powx-n|
|440. 字典序的第K小数字|1|https://leetcode-cn.com/problems/k-th-smallest-in-lexicographical-order|
|636. 函数的独占时间|1|https://leetcode-cn.com/problems/exclusive-time-of-functions|
|695. 岛屿的最大面积|1|https://leetcode-cn.com/problems/max-area-of-island|
|48. 旋转图像|1|https://leetcode-cn.com/problems/rotate-image|
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|123. 买卖股票的最佳时机 III|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii|
|剑指 Offer 51. 数组中的逆序对|1|https://leetcode-cn.com/problems/shu-zu-zhong-de-ni-xu-dui-lcof|
|814. 二叉树剪枝|1|https://leetcode-cn.com/problems/binary-tree-pruning|
|169. 多数元素|1|https://leetcode-cn.com/problems/majority-element|
|48. 旋转图像|1|https://leetcode-cn.com/problems/rotate-image|
|238. 除自身以外数组的乘积|1|https://leetcode-cn.com/problems/product-of-array-except-self|
|110. 平衡二叉树|1|https://leetcode-cn.com/problems/balanced-binary-tree|
|62. 不同路径|1|https://leetcode-cn.com/problems/unique-paths|
|169. 多数元素|1|https://leetcode-cn.com/problems/majority-element|
|718. 最长重复子数组|1|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
|128. 最长连续序列|1|https://leetcode-cn.com/problems/longest-consecutive-sequence|
|剑指 Offer 09. 用两个栈实现队列|1|https://leetcode-cn.com/problems/yong-liang-ge-zhan-shi-xian-dui-lie-lcof|
|807. 保持城市天际线|1|https://leetcode-cn.com/problems/max-increase-to-keep-city-skyline|
|128. 最长连续序列|1|https://leetcode-cn.com/problems/longest-consecutive-sequence|
|209. 长度最小的子数组|1|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
|572. 另一个树的子树|1|https://leetcode-cn.com/problems/subtree-of-another-tree|
|102. 二叉树的层序遍历|1|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
|560. 和为K的子数组|1|https://leetcode-cn.com/problems/subarray-sum-equals-k|
|287. 寻找重复数|1|https://leetcode-cn.com/problems/find-the-duplicate-number|
|209. 长度最小的子数组|1|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
|239. 滑动窗口最大值|1|https://leetcode-cn.com/problems/sliding-window-maximum|
|104. 二叉树的最大深度|1|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
|2. 两数相加|1|https://leetcode-cn.com/problems/add-two-numbers|
|255. 验证前序遍历序列二叉搜索树|1|https://leetcode-cn.com/problems/verify-preorder-sequence-in-binary-search-tree|
|179. 最大数|1|https://leetcode-cn.com/problems/largest-number|
|121. 买卖股票的最佳时机|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|33. 搜索旋转排序数组|1|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
|509. 斐波那契数|1|https://leetcode-cn.com/problems/fibonacci-number|
|5. 最长回文子串|1|https://leetcode-cn.com/problems/longest-palindromic-substring|
|3. 无重复字符的最长子串|1|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|240. 搜索二维矩阵 II|1|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|560. 和为K的子数组|1|https://leetcode-cn.com/problems/subarray-sum-equals-k|
|287. 寻找重复数|1|https://leetcode-cn.com/problems/find-the-duplicate-number|

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bytedance/backend.md
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|题目|出现次数|链接|
|-|-|-|
|25. K 个一组翻转链表|21|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
|3. 无重复字符的最长子串|19|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|15. 三数之和|18|https://leetcode-cn.com/problems/3sum|
|103. 二叉树的锯齿形层次遍历|16|https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal|
|121. 买卖股票的最佳时机|16|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|146. LRU缓存机制|15|https://leetcode-cn.com/problems/lru-cache|
|199. 二叉树的右视图|14|https://leetcode-cn.com/problems/binary-tree-right-side-view|
|42. 接雨水|12|https://leetcode-cn.com/problems/trapping-rain-water|
|206. 反转链表|12|https://leetcode-cn.com/problems/reverse-linked-list|
|3. 无重复字符的最长子串|23|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|25. K 个一组翻转链表|23|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
|15. 三数之和|22|https://leetcode-cn.com/problems/3sum|
|121. 买卖股票的最佳时机|20|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|103. 二叉树的锯齿形层次遍历|19|https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal|
|146. LRU缓存机制|19|https://leetcode-cn.com/problems/lru-cache|
|105. 从前序与中序遍历序列构造二叉树|16|https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal|
|215. 数组中的第K个最大元素|15|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
|206. 反转链表|15|https://leetcode-cn.com/problems/reverse-linked-list|
|199. 二叉树的右视图|15|https://leetcode-cn.com/problems/binary-tree-right-side-view|
|234. 回文链表|12|https://leetcode-cn.com/problems/palindrome-linked-list|
|215. 数组中的第K个最大元素|11|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
|105. 从前序与中序遍历序列构造二叉树|11|https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal|
|160. 相交链表|10|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
|42. 接雨水|12|https://leetcode-cn.com/problems/trapping-rain-water|
|54. 螺旋矩阵|11|https://leetcode-cn.com/problems/spiral-matrix|
|21. 合并两个有序链表|11|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|124. 二叉树中的最大路径和|10|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|160. 相交链表|10|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
|69. x 的平方根|10|https://leetcode-cn.com/problems/sqrtx|
|1. 两数之和|9|https://leetcode-cn.com/problems/two-sum|
|23. 合并K个排序链表|9|https://leetcode-cn.com/problems/merge-k-sorted-lists|
|155. 最小栈|9|https://leetcode-cn.com/problems/min-stack|
|21. 合并两个有序链表|9|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|69. x 的平方根|8|https://leetcode-cn.com/problems/sqrtx|
|236. 二叉树的最近公共祖先|8|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
|1. 两数之和|8|https://leetcode-cn.com/problems/two-sum|
|236. 二叉树的最近公共祖先|9|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
|415. 字符串相加|9|https://leetcode-cn.com/problems/add-strings|
|141. 环形链表|8|https://leetcode-cn.com/problems/linked-list-cycle|
|33. 搜索旋转排序数组|8|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
|补充题1. 排序奇升偶降链表|8|https://leetcode-cn.com/problems/https://zhuanlan.zhihu.com/p/311113031|
|41. 缺失的第一个正数|8|https://leetcode-cn.com/problems/first-missing-positive|
|143. 重排链表|7|https://leetcode-cn.com/problems/reorder-list|
|98. 验证二叉搜索树|7|https://leetcode-cn.com/problems/validate-binary-search-tree|
|41. 缺失的第一个正数|7|https://leetcode-cn.com/problems/first-missing-positive|
|415. 字符串相加|7|https://leetcode-cn.com/problems/add-strings|
|54. 螺旋矩阵|7|https://leetcode-cn.com/problems/spiral-matrix|
|23. 合并K个排序链表|7|https://leetcode-cn.com/problems/merge-k-sorted-lists|
|114. 二叉树展开为链表|6|https://leetcode-cn.com/problems/flatten-binary-tree-to-linked-list|
|2. 两数相加|6|https://leetcode-cn.com/problems/add-two-numbers|
|24. 两两交换链表中的节点|6|https://leetcode-cn.com/problems/swap-nodes-in-pairs|
|101. 对称二叉树|6|https://leetcode-cn.com/problems/symmetric-tree|
|143. 重排链表|6|https://leetcode-cn.com/problems/reorder-list|
|20. 有效的括号|6|https://leetcode-cn.com/problems/valid-parentheses|
|148. 排序链表|6|https://leetcode-cn.com/problems/sort-list|
|958. 二叉树的完全性检验|6|https://leetcode-cn.com/problems/check-completeness-of-a-binary-tree|
|470. 用 Rand7() 实现 Rand10()|6|https://leetcode-cn.com/problems/implement-rand10-using-rand7|
|102. 二叉树的层序遍历|6|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
|56. 合并区间|5|https://leetcode-cn.com/problems/merge-intervals|
|198. 打家劫舍|5|https://leetcode-cn.com/problems/house-robber|
|114. 二叉树展开为链表|6|https://leetcode-cn.com/problems/flatten-binary-tree-to-linked-list|
|56. 合并区间|6|https://leetcode-cn.com/problems/merge-intervals|
|110. 平衡二叉树|5|https://leetcode-cn.com/problems/balanced-binary-tree|
|200. 岛屿数量|5|https://leetcode-cn.com/problems/number-of-islands|
|122. 买卖股票的最佳时机 II|5|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
|20. 有效的括号|5|https://leetcode-cn.com/problems/valid-parentheses|
|148. 排序链表|5|https://leetcode-cn.com/problems/sort-list|
|补充题2. 圆环回原点问题|5|https://zhuanlan.zhihu.com/p/338806463|
|76. 最小覆盖子串|5|https://leetcode-cn.com/problems/minimum-window-substring|
|518. 零钱兑换 II|5|https://leetcode-cn.com/problems/coin-change-2|
|53. 最大子序和|5|https://leetcode-cn.com/problems/maximum-subarray|
|31. 下一个排列|5|https://leetcode-cn.com/problems/next-permutation|
|113. 路径总和 II|5|https://leetcode-cn.com/problems/path-sum-ii|
|300. 最长上升子序列|5|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|198. 打家劫舍|5|https://leetcode-cn.com/problems/house-robber|
|46. 全排列|5|https://leetcode-cn.com/problems/permutations|
|543. 二叉树的直径|5|https://leetcode-cn.com/problems/diameter-of-binary-tree|
|322. 零钱兑换|4|https://leetcode-cn.com/problems/coin-change|
|739. 每日温度|4|https://leetcode-cn.com/problems/daily-temperatures|
|142. 环形链表 II|4|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|560. 和为K的子数组|4|https://leetcode-cn.com/problems/subarray-sum-equals-k|
|670. 最大交换|4|https://leetcode-cn.com/problems/maximum-swap|
|128. 最长连续序列|4|https://leetcode-cn.com/problems/longest-consecutive-sequence|
|240. 搜索二维矩阵 II|4|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|287. 寻找重复数|4|https://leetcode-cn.com/problems/find-the-duplicate-number|
|92. 反转链表 II|4|https://leetcode-cn.com/problems/reverse-linked-list-ii|
|232. 用栈实现队列|4|https://leetcode-cn.com/problems/implement-queue-using-stacks|
|662. 二叉树最大宽度|4|https://leetcode-cn.com/problems/maximum-width-of-binary-tree|
|48. 旋转图像|4|https://leetcode-cn.com/problems/rotate-image|
|88. 合并两个有序数组|4|https://leetcode-cn.com/problems/merge-sorted-array|
|162. 寻找峰值|4|https://leetcode-cn.com/problems/find-peak-element|
|151. 翻转字符串里的单词|4|https://leetcode-cn.com/problems/reverse-words-in-a-string|
|528. 按权重随机选择|4|https://leetcode-cn.com/problems/random-pick-with-weight|
|543. 二叉树的直径|4|https://leetcode-cn.com/problems/diameter-of-binary-tree|
|46. 全排列|4|https://leetcode-cn.com/problems/permutations|
|200. 岛屿数量|4|https://leetcode-cn.com/problems/number-of-islands|
|322. 零钱兑换|4|https://leetcode-cn.com/problems/coin-change|
|560. 和为K的子数组|4|https://leetcode-cn.com/problems/subarray-sum-equals-k|
|739. 每日温度|4|https://leetcode-cn.com/problems/daily-temperatures|
|142. 环形链表 II|4|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|518. 零钱兑换 II|4|https://leetcode-cn.com/problems/coin-change-2|
|128. 最长连续序列|4|https://leetcode-cn.com/problems/longest-consecutive-sequence|
|670. 最大交换|4|https://leetcode-cn.com/problems/maximum-swap|
|958. 二叉树的完全性检验|4|https://leetcode-cn.com/problems/check-completeness-of-a-binary-tree|
|92. 反转链表 II|4|https://leetcode-cn.com/problems/reverse-linked-list-ii|
|287. 寻找重复数|4|https://leetcode-cn.com/problems/find-the-duplicate-number|
|232. 用栈实现队列|3|https://leetcode-cn.com/problems/implement-queue-using-stacks|
|79. 单词搜索|3|https://leetcode-cn.com/problems/word-search|
|39. 组合总和|4|https://leetcode-cn.com/problems/combination-sum|
|108. 将有序数组转换为二叉搜索树|3|https://leetcode-cn.com/problems/convert-sorted-array-to-binary-search-tree|
|32. 最长有效括号|3|https://leetcode-cn.com/problems/longest-valid-parentheses|
|53. 最大子序和|3|https://leetcode-cn.com/problems/maximum-subarray|
|83. 删除排序链表中的重复元素|3|https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list|
|32. 最长有效括号|3|https://leetcode-cn.com/problems/longest-valid-parentheses|
|210. 课程表 II|3|https://leetcode-cn.com/problems/course-schedule-ii|
|76. 最小覆盖子串|3|https://leetcode-cn.com/problems/minimum-window-substring|
|70. 爬楼梯|3|https://leetcode-cn.com/problems/climbing-stairs|
|240. 搜索二维矩阵 II|3|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|138. 复制带随机指针的链表|3|https://leetcode-cn.com/problems/copy-list-with-random-pointer|
|剑指 Offer 22. 链表中倒数第k个节点|3|https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof|
|1143. 最长公共子序列|3|https://leetcode-cn.com/problems/longest-common-subsequence|
|221. 最大正方形|3|https://leetcode-cn.com/problems/maximal-square|
|704. 二分查找|3|https://leetcode-cn.com/problems/binary-search|
|79. 单词搜索|3|https://leetcode-cn.com/problems/word-search|
|129. 求根到叶子节点数字之和|3|https://leetcode-cn.com/problems/sum-root-to-leaf-numbers|
|50. Pow(x, n)|2|https://leetcode-cn.com/problems/powx-n|
|340. 至多包含 K 个不同字符的最长子串|2|https://leetcode-cn.com/problems/longest-substring-with-at-most-k-distinct-characters|
|188. 买卖股票的最佳时机 IV|2|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iv|
|147. 对链表进行插入排序|2|https://leetcode-cn.com/problems/insertion-sort-list|
|剑指 Offer 51. 数组中的逆序对|2|https://leetcode-cn.com/problems/shu-zu-zhong-de-ni-xu-dui-lcof|
|394. 字符串解码|2|https://leetcode-cn.com/problems/decode-string|
|104. 二叉树的最大深度|2|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
|460. LFU缓存|2|https://leetcode-cn.com/problems/lfu-cache|
|5. 最长回文子串|2|https://leetcode-cn.com/problems/longest-palindromic-substring|
|94. 二叉树的中序遍历|2|https://leetcode-cn.com/problems/binary-tree-inorder-traversal|
|39. 组合总和|2|https://leetcode-cn.com/problems/combination-sum|
|328. 奇偶链表|2|https://leetcode-cn.com/problems/odd-even-linked-list|
|264. 丑数 II|2|https://leetcode-cn.com/problems/ugly-number-ii|
|剑指 Offer 42. 连续子数组的最大和|2|https://leetcode-cn.com/problems/lian-xu-zi-shu-zu-de-zui-da-he-lcof|
|283. 移动零|2|https://leetcode-cn.com/problems/move-zeroes|
|695. 岛屿的最大面积|3|https://leetcode-cn.com/problems/max-area-of-island|
|94. 二叉树的中序遍历|3|https://leetcode-cn.com/problems/binary-tree-inorder-traversal|
|104. 二叉树的最大深度|3|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
|45. 跳跃游戏 II|2|https://leetcode-cn.com/problems/jump-game-ii|
|19. 删除链表的倒数第N个节点|2|https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list|
|722. 删除注释|2|https://leetcode-cn.com/problems/remove-comments|
|59. 螺旋矩阵 II|2|https://leetcode-cn.com/problems/spiral-matrix-ii|
|283. 移动零|2|https://leetcode-cn.com/problems/move-zeroes|
|139. 单词拆分|2|https://leetcode-cn.com/problems/word-break|
|剑指 Offer 19. 正则表达式匹配|2|https://leetcode-cn.com/problems/zheng-ze-biao-da-shi-pi-pei-lcof|
|398. 随机数索引|2|https://leetcode-cn.com/problems/random-pick-index|
|134. 加油站|2|https://leetcode-cn.com/problems/gas-station|
|503. 下一个更大元素 II|2|https://leetcode-cn.com/problems/next-greater-element-ii|
|64. 最小路径和|2|https://leetcode-cn.com/problems/minimum-path-sum|
|402. 移掉K位数字|2|https://leetcode-cn.com/problems/remove-k-digits|
|71. 简化路径|2|https://leetcode-cn.com/problems/simplify-path|
|99. 恢复二叉搜索树|2|https://leetcode-cn.com/problems/recover-binary-search-tree|
|404. 左叶子之和|2|https://leetcode-cn.com/problems/sum-of-left-leaves|
|224. 基本计算器|2|https://leetcode-cn.com/problems/basic-calculator|
|208. 实现 Trie (前缀树)|2|https://leetcode-cn.com/problems/implement-trie-prefix-tree|
|503. 下一个更大元素 II|2|https://leetcode-cn.com/problems/next-greater-element-ii|
|862. 和至少为 K 的最短子数组|2|https://leetcode-cn.com/problems/shortest-subarray-with-sum-at-least-k|
|1143. 最长公共子序列|2|https://leetcode-cn.com/problems/longest-common-subsequence|
|22. 括号生成|2|https://leetcode-cn.com/problems/generate-parentheses|
|138. 复制带随机指针的链表|2|https://leetcode-cn.com/problems/copy-list-with-random-pointer|
|剑指 Offer 61. 扑克牌中的顺子|2|https://leetcode-cn.com/problems/bu-ke-pai-zhong-de-shun-zi-lcof|
|668. 乘法表中第k小的数|2|https://leetcode-cn.com/problems/kth-smallest-number-in-multiplication-table|
|86. 分隔链表|2|https://leetcode-cn.com/problems/partition-list|
|61. 旋转链表|2|https://leetcode-cn.com/problems/rotate-list|
|153. 寻找旋转排序数组中的最小值|2|https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array|
|208. 实现 Trie (前缀树)|2|https://leetcode-cn.com/problems/implement-trie-prefix-tree|
|剑指 Offer 61. 扑克牌中的顺子|2|https://leetcode-cn.com/problems/bu-ke-pai-zhong-de-shun-zi-lcof|
|22. 括号生成|2|https://leetcode-cn.com/problems/generate-parentheses|
|668. 乘法表中第k小的数|2|https://leetcode-cn.com/problems/kth-smallest-number-in-multiplication-table|
|785. 判断二分图|2|https://leetcode-cn.com/problems/is-graph-bipartite|
|剑指 Offer 54. 二叉搜索树的第k大节点|2|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-di-kda-jie-dian-lcof|
|221. 最大正方形|2|https://leetcode-cn.com/problems/maximal-square|
|135. 分发糖果|2|https://leetcode-cn.com/problems/candy|
|剑指 Offer 36. 二叉搜索树与双向链表|2|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof|
|662. 二叉树最大宽度|2|https://leetcode-cn.com/problems/maximum-width-of-binary-tree|
|785. 判断二分图|2|https://leetcode-cn.com/problems/is-graph-bipartite|
|515. 在每个树行中找最大值|1|https://leetcode-cn.com/problems/find-largest-value-in-each-tree-row|
|895. 最大频率栈|1|https://leetcode-cn.com/problems/maximum-frequency-stack|
|1147. 段式回文|1|https://leetcode-cn.com/problems/longest-chunked-palindrome-decomposition|
|剑指 Offer 10- II. 青蛙跳台阶问题|1|https://leetcode-cn.com/problems/qing-wa-tiao-tai-jie-wen-ti-lcof|
|62. 不同路径|1|https://leetcode-cn.com/problems/unique-paths|
|994. 腐烂的橘子|1|https://leetcode-cn.com/problems/rotting-oranges|
|173. 二叉搜索树迭代器|1|https://leetcode-cn.com/problems/binary-search-tree-iterator|
|226. 翻转二叉树|1|https://leetcode-cn.com/problems/invert-binary-tree|
|100. 相同的树|1|https://leetcode-cn.com/problems/same-tree|
|4. 寻找两个正序数组的中位数|1|https://leetcode-cn.com/problems/median-of-two-sorted-arrays|
|1254. 统计封闭岛屿的数目|1|https://leetcode-cn.com/problems/number-of-closed-islands|
|剑指 Offer 67. 把字符串转换成整数|1|https://leetcode-cn.com/problems/ba-zi-fu-chuan-zhuan-huan-cheng-zheng-shu-lcof|
|97. 交错字符串|1|https://leetcode-cn.com/problems/interleaving-string|
|344. 反转字符串|1|https://leetcode-cn.com/problems/reverse-string|
|112. 路径总和|1|https://leetcode-cn.com/problems/path-sum|
|剑指 Offer 25. 合并两个排序的链表|1|https://leetcode-cn.com/problems/he-bing-liang-ge-pai-xu-de-lian-biao-lcof|
|277. 搜寻名人|1|https://leetcode-cn.com/problems/find-the-celebrity|
|701. 二叉搜索树中的插入操作|1|https://leetcode-cn.com/problems/insert-into-a-binary-search-tree|
|剑指 Offer 52. 两个链表的第一个公共节点|1|https://leetcode-cn.com/problems/liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof|
|125. 验证回文串|1|https://leetcode-cn.com/problems/valid-palindrome|
|694. 不同岛屿的数量|1|https://leetcode-cn.com/problems/number-of-distinct-islands|
|面试题 03.05. 栈排序|1|https://leetcode-cn.com/problems/sort-of-stacks-lcci|
|169. 多数元素|1|https://leetcode-cn.com/problems/majority-element|
|347. 前 K 个高频元素|1|https://leetcode-cn.com/problems/top-k-frequent-elements|
|152. 乘积最大子数组|1|https://leetcode-cn.com/problems/maximum-product-subarray|
|剑指 Offer 38. 字符串的排列|1|https://leetcode-cn.com/problems/zi-fu-chuan-de-pai-lie-lcof|
|468. 验证IP地址|1|https://leetcode-cn.com/problems/validate-ip-address|
|111. 二叉树的最小深度|1|https://leetcode-cn.com/problems/minimum-depth-of-binary-tree|
|67. 二进制求和|1|https://leetcode-cn.com/problems/add-binary|
|297. 二叉树的序列化与反序列化|1|https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree|
|416. 分割等和子集|1|https://leetcode-cn.com/problems/partition-equal-subset-sum|
|剑指 Offer 53 - II. 0～n-1中缺失的数字|1|https://leetcode-cn.com/problems/que-shi-de-shu-zi-lcof|
|329. 矩阵中的最长递增路径|1|https://leetcode-cn.com/problems/longest-increasing-path-in-a-matrix|
|37. 解数独|1|https://leetcode-cn.com/problems/sudoku-solver|
|1363. 形成三的最大倍数|1|https://leetcode-cn.com/problems/largest-multiple-of-three|
|842. 将数组拆分成斐波那契序列|1|https://leetcode-cn.com/problems/split-array-into-fibonacci-sequence|
|321. 拼接最大数|1|https://leetcode-cn.com/problems/create-maximum-number|
|144. 二叉树的前序遍历|1|https://leetcode-cn.com/problems/binary-tree-preorder-traversal|
|剑指 Offer 09. 用两个栈实现队列|1|https://leetcode-cn.com/problems/yong-liang-ge-zhan-shi-xian-dui-lie-lcof|
|剑指 Offer 48. 最长不含重复字符的子字符串|1|https://leetcode-cn.com/problems/zui-chang-bu-han-zhong-fu-zi-fu-de-zi-zi-fu-chuan-lcof|
|剑指 Offer 04. 二维数组中的查找|1|https://leetcode-cn.com/problems/er-wei-shu-zu-zhong-de-cha-zhao-lcof|
|50. Pow(x, n)|2|https://leetcode-cn.com/problems/powx-n|
|340. 至多包含 K 个不同字符的最长子串|2|https://leetcode-cn.com/problems/longest-substring-with-at-most-k-distinct-characters|
|147. 对链表进行插入排序|2|https://leetcode-cn.com/problems/insertion-sort-list|
|188. 买卖股票的最佳时机 IV|2|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iv|
|4. 寻找两个正序数组的中位数|2|https://leetcode-cn.com/problems/median-of-two-sorted-arrays|
|226. 翻转二叉树|2|https://leetcode-cn.com/problems/invert-binary-tree|
|5. 最长回文子串|2|https://leetcode-cn.com/problems/longest-palindromic-substring|
|112. 路径总和|2|https://leetcode-cn.com/problems/path-sum|
|剑指 Offer 51. 数组中的逆序对|2|https://leetcode-cn.com/problems/shu-zu-zhong-de-ni-xu-dui-lcof|
|面试题 03.05. 栈排序|2|https://leetcode-cn.com/problems/sort-of-stacks-lcci|
|460. LFU缓存|2|https://leetcode-cn.com/problems/lfu-cache|
|722. 删除注释|2|https://leetcode-cn.com/problems/remove-comments|
|394. 字符串解码|2|https://leetcode-cn.com/problems/decode-string|
|264. 丑数 II|2|https://leetcode-cn.com/problems/ugly-number-ii|
|剑指 Offer 42. 连续子数组的最大和|2|https://leetcode-cn.com/problems/lian-xu-zi-shu-zu-de-zui-da-he-lcof|
|328. 奇偶链表|2|https://leetcode-cn.com/problems/odd-even-linked-list|
|166. 分数到小数|1|https://leetcode-cn.com/problems/fraction-to-recurring-decimal|
|456. 132模式|1|https://leetcode-cn.com/problems/132-pattern|
|91. 解码方法|1|https://leetcode-cn.com/problems/decode-ways|
|剑指 Offer 21. 调整数组顺序使奇数位于偶数前面|1|https://leetcode-cn.com/problems/diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof|
|1299. 将每个元素替换为右侧最大元素|1|https://leetcode-cn.com/problems/replace-elements-with-greatest-element-on-right-side|
|1047. 删除字符串中的所有相邻重复项|1|https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string|
|325. 和等于 k 的最长子数组长度|1|https://leetcode-cn.com/problems/maximum-size-subarray-sum-equals-k|
|剑指 Offer 46. 把数字翻译成字符串|1|https://leetcode-cn.com/problems/ba-shu-zi-fan-yi-cheng-zi-fu-chuan-lcof|
|剑指 Offer 04. 二维数组中的查找|1|https://leetcode-cn.com/problems/er-wei-shu-zu-zhong-de-cha-zhao-lcof|
|876. 链表的中间结点|1|https://leetcode-cn.com/problems/middle-of-the-linked-list|
|637. 二叉树的层平均值|1|https://leetcode-cn.com/problems/average-of-levels-in-binary-tree|
|120. 三角形最小路径和|1|https://leetcode-cn.com/problems/triangle|
|剑指 Offer 58 - II. 左旋转字符串|1|https://leetcode-cn.com/problems/zuo-xuan-zhuan-zi-fu-chuan-lcof|
|525. 连续数组|1|https://leetcode-cn.com/problems/contiguous-array|
|977. 有序数组的平方|1|https://leetcode-cn.com/problems/squares-of-a-sorted-array|
|面试题 08.12. 八皇后|1|https://leetcode-cn.com/problems/eight-queens-lcci|
|1047. 删除字符串中的所有相邻重复项|1|https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string|
|325. 和等于 k 的最长子数组长度|1|https://leetcode-cn.com/problems/maximum-size-subarray-sum-equals-k|
|8. 字符串转换整数 (atoi)|1|https://leetcode-cn.com/problems/string-to-integer-atoi|
|91. 解码方法|1|https://leetcode-cn.com/problems/decode-ways|
|1156. 单字符重复子串的最大长度|1|https://leetcode-cn.com/problems/swap-for-longest-repeated-character-substring|
|59. 螺旋矩阵 II|1|https://leetcode-cn.com/problems/spiral-matrix-ii|
|剑指 Offer 68 - II. 二叉树的最近公共祖先|1|https://leetcode-cn.com/problems/er-cha-shu-de-zui-jin-gong-gong-zu-xian-lcof|
|40. 组合总和 II|1|https://leetcode-cn.com/problems/combination-sum-ii|
|402. 移掉K位数字|1|https://leetcode-cn.com/problems/remove-k-digits|
|剑指 Offer 33. 二叉搜索树的后序遍历序列|1|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-hou-xu-bian-li-xu-lie-lcof|
|64. 最小路径和|1|https://leetcode-cn.com/problems/minimum-path-sum|
|525. 连续数组|1|https://leetcode-cn.com/problems/contiguous-array|
|449. 序列化和反序列化二叉搜索树|1|https://leetcode-cn.com/problems/serialize-and-deserialize-bst|
|93. 复原IP地址|1|https://leetcode-cn.com/problems/restore-ip-addresses|
|72. 编辑距离|1|https://leetcode-cn.com/problems/edit-distance|
|145. 二叉树的后序遍历|1|https://leetcode-cn.com/problems/binary-tree-postorder-traversal|
|1156. 单字符重复子串的最大长度|1|https://leetcode-cn.com/problems/swap-for-longest-repeated-character-substring|
|807. 保持城市天际线|1|https://leetcode-cn.com/problems/max-increase-to-keep-city-skyline|
|剑指 Offer 68 - II. 二叉树的最近公共祖先|1|https://leetcode-cn.com/problems/er-cha-shu-de-zui-jin-gong-gong-zu-xian-lcof|
|剑指 Offer 33. 二叉搜索树的后序遍历序列|1|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-de-hou-xu-bian-li-xu-lie-lcof|
|154. 寻找旋转排序数组中的最小值 II|1|https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array-ii|
|61. 旋转链表|1|https://leetcode-cn.com/problems/rotate-list|
|204. 计数质数|1|https://leetcode-cn.com/problems/count-primes|
|449. 序列化和反序列化二叉搜索树|1|https://leetcode-cn.com/problems/serialize-and-deserialize-bst|
|78. 子集|1|https://leetcode-cn.com/problems/subsets|
|40. 组合总和 II|1|https://leetcode-cn.com/problems/combination-sum-ii|
|239. 滑动窗口最大值|1|https://leetcode-cn.com/problems/sliding-window-maximum|
|93. 复原IP地址|1|https://leetcode-cn.com/problems/restore-ip-addresses|
|1095. 山脉数组中查找目标值|1|https://leetcode-cn.com/problems/find-in-mountain-array|
|145. 二叉树的后序遍历|1|https://leetcode-cn.com/problems/binary-tree-postorder-traversal|
|123. 买卖股票的最佳时机 III|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii|
|295. 数据流的中位数|1|https://leetcode-cn.com/problems/find-median-from-data-stream|
|279. 完全平方数|1|https://leetcode-cn.com/problems/perfect-squares|
|剑指 Offer 18. 删除链表的节点|1|https://leetcode-cn.com/problems/shan-chu-lian-biao-de-jie-dian-lcof|
|107. 二叉树的层次遍历 II|1|https://leetcode-cn.com/problems/binary-tree-level-order-traversal-ii|
|239. 滑动窗口最大值|1|https://leetcode-cn.com/problems/sliding-window-maximum|
|912. 排序数组|1|https://leetcode-cn.com/problems/sort-an-array|
|剑指 Offer 24. 反转链表|1|https://leetcode-cn.com/problems/fan-zhuan-lian-biao-lcof|
|1095. 山脉数组中查找目标值|1|https://leetcode-cn.com/problems/find-in-mountain-array|
|523. 连续的子数组和|1|https://leetcode-cn.com/problems/continuous-subarray-sum|
|230. 二叉搜索树中第K小的元素|1|https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst|
|1139. 最大的以 1 为边界的正方形|1|https://leetcode-cn.com/problems/largest-1-bordered-square|
|17. 电话号码的字母组合|1|https://leetcode-cn.com/problems/letter-combinations-of-a-phone-number|
|912. 排序数组|1|https://leetcode-cn.com/problems/sort-an-array|
|剑指 Offer 11. 旋转数组的最小数字|1|https://leetcode-cn.com/problems/xuan-zhuan-shu-zu-de-zui-xiao-shu-zi-lcof|
|209. 长度最小的子数组|1|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
|剑指 Offer 45. 把数组排成最小的数|1|https://leetcode-cn.com/problems/ba-shu-zu-pai-cheng-zui-xiao-de-shu-lcof|
|123. 买卖股票的最佳时机 III|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii|
|349. 两个数组的交集|1|https://leetcode-cn.com/problems/intersection-of-two-arrays|
|295. 数据流的中位数|1|https://leetcode-cn.com/problems/find-median-from-data-stream|
|440. 字典序的第K小数字|1|https://leetcode-cn.com/problems/k-th-smallest-in-lexicographical-order|
|410. 分割数组的最大值|1|https://leetcode-cn.com/problems/split-array-largest-sum|
|695. 岛屿的最大面积|1|https://leetcode-cn.com/problems/max-area-of-island|
|230. 二叉搜索树中第K小的元素|1|https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst|
|1139. 最大的以 1 为边界的正方形|1|https://leetcode-cn.com/problems/largest-1-bordered-square|
|421. 数组中两个数的最大异或值|1|https://leetcode-cn.com/problems/maximum-xor-of-two-numbers-in-an-array|
|97. 交错字符串|1|https://leetcode-cn.com/problems/interleaving-string|
|剑指 Offer 05. 替换空格|1|https://leetcode-cn.com/problems/ti-huan-kong-ge-lcof|
|951. 翻转等价二叉树|1|https://leetcode-cn.com/problems/flip-equivalent-binary-trees|
|421. 数组中两个数的最大异或值|1|https://leetcode-cn.com/problems/maximum-xor-of-two-numbers-in-an-array|
|剑指 Offer 10- II. 青蛙跳台阶问题|1|https://leetcode-cn.com/problems/qing-wa-tiao-tai-jie-wen-ti-lcof|
|62. 不同路径|1|https://leetcode-cn.com/problems/unique-paths|
|994. 腐烂的橘子|1|https://leetcode-cn.com/problems/rotting-oranges|
|718. 最长重复子数组|1|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
|11. 盛最多水的容器|1|https://leetcode-cn.com/problems/container-with-most-water|
|515. 在每个树行中找最大值|1|https://leetcode-cn.com/problems/find-largest-value-in-each-tree-row|
|895. 最大频率栈|1|https://leetcode-cn.com/problems/maximum-frequency-stack|
|1147. 段式回文|1|https://leetcode-cn.com/problems/longest-chunked-palindrome-decomposition|
|100. 相同的树|1|https://leetcode-cn.com/problems/same-tree|
|1254. 统计封闭岛屿的数目|1|https://leetcode-cn.com/problems/number-of-closed-islands|
|468. 验证IP地址|1|https://leetcode-cn.com/problems/validate-ip-address|
|剑指 Offer 67. 把字符串转换成整数|1|https://leetcode-cn.com/problems/ba-zi-fu-chuan-zhuan-huan-cheng-zheng-shu-lcof|
|344. 反转字符串|1|https://leetcode-cn.com/problems/reverse-string|
|1669. 合并两个链表|1|https://leetcode-cn.com/problems/merge-in-between-linked-lists|
|173. 二叉搜索树迭代器|1|https://leetcode-cn.com/problems/binary-search-tree-iterator|
|277. 搜寻名人|1|https://leetcode-cn.com/problems/find-the-celebrity|
|701. 二叉搜索树中的插入操作|1|https://leetcode-cn.com/problems/insert-into-a-binary-search-tree|
|剑指 Offer 52. 两个链表的第一个公共节点|1|https://leetcode-cn.com/problems/liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof|
|329. 矩阵中的最长递增路径|1|https://leetcode-cn.com/problems/longest-increasing-path-in-a-matrix|
|125. 验证回文串|1|https://leetcode-cn.com/problems/valid-palindrome|
|10. 正则表达式匹配|1|https://leetcode-cn.com/problems/regular-expression-matching|
|694. 不同岛屿的数量|1|https://leetcode-cn.com/problems/number-of-distinct-islands|
|剑指 Offer 25. 合并两个排序的链表|1|https://leetcode-cn.com/problems/he-bing-liang-ge-pai-xu-de-lian-biao-lcof|
|152. 乘积最大子数组|1|https://leetcode-cn.com/problems/maximum-product-subarray|
|剑指 Offer 38. 字符串的排列|1|https://leetcode-cn.com/problems/zi-fu-chuan-de-pai-lie-lcof|
|321. 拼接最大数|1|https://leetcode-cn.com/problems/create-maximum-number|
|111. 二叉树的最小深度|1|https://leetcode-cn.com/problems/minimum-depth-of-binary-tree|
|144. 二叉树的前序遍历|1|https://leetcode-cn.com/problems/binary-tree-preorder-traversal|
|84. 柱状图中最大的矩形|1|https://leetcode-cn.com/problems/largest-rectangle-in-histogram|
|169. 多数元素|1|https://leetcode-cn.com/problems/majority-element|
|347. 前 K 个高频元素|1|https://leetcode-cn.com/problems/top-k-frequent-elements|
|416. 分割等和子集|1|https://leetcode-cn.com/problems/partition-equal-subset-sum|
|剑指 Offer 53 - II. 0～n-1中缺失的数字|1|https://leetcode-cn.com/problems/que-shi-de-shu-zi-lcof|
|202. 快乐数|1|https://leetcode-cn.com/problems/happy-number|
|37. 解数独|1|https://leetcode-cn.com/problems/sudoku-solver|
|67. 二进制求和|1|https://leetcode-cn.com/problems/add-binary|
|297. 二叉树的序列化与反序列化|1|https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree|
|842. 将数组拆分成斐波那契序列|1|https://leetcode-cn.com/problems/split-array-into-fibonacci-sequence|
|120. 三角形最小路径和|1|https://leetcode-cn.com/problems/triangle|
|剑指 Offer 58 - II. 左旋转字符串|1|https://leetcode-cn.com/problems/zuo-xuan-zhuan-zi-fu-chuan-lcof|
|剑指 Offer 09. 用两个栈实现队列|1|https://leetcode-cn.com/problems/yong-liang-ge-zhan-shi-xian-dui-lie-lcof|
|889. 根据前序和后序遍历构造二叉树|1|https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-postorder-traversal|
|剑指 Offer 48. 最长不含重复字符的子字符串|1|https://leetcode-cn.com/problems/zui-chang-bu-han-zhong-fu-zi-fu-de-zi-zi-fu-chuan-lcof|
|1363. 形成三的最大倍数|1|https://leetcode-cn.com/problems/largest-multiple-of-three|

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|题目|出现次数|链接|
|-|-|-|
|25. K 个一组翻转链表|16|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
|206. 反转链表|13|https://leetcode-cn.com/problems/reverse-linked-list|
|25. K 个一组翻转链表|12|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
|53. 最大子序和|13|https://leetcode-cn.com/problems/maximum-subarray|
|160. 相交链表|12|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
|53. 最大子序和|12|https://leetcode-cn.com/problems/maximum-subarray|
|146. LRU缓存机制|10|https://leetcode-cn.com/problems/lru-cache|
|146. LRU缓存机制|12|https://leetcode-cn.com/problems/lru-cache|
|215. 数组中的第K个最大元素|10|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
|21. 合并两个有序链表|9|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|3. 无重复字符的最长子串|9|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|236. 二叉树的最近公共祖先|8|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
|199. 二叉树的右视图|8|https://leetcode-cn.com/problems/binary-tree-right-side-view|
|15. 三数之和|8|https://leetcode-cn.com/problems/3sum|
|236. 二叉树的最近公共祖先|8|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
|21. 合并两个有序链表|8|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|1. 两数之和|6|https://leetcode-cn.com/problems/two-sum|
|1. 两数之和|7|https://leetcode-cn.com/problems/two-sum|
|剑指 Offer 09. 用两个栈实现队列|6|https://leetcode-cn.com/problems/yong-liang-ge-zhan-shi-xian-dui-lie-lcof|
|144. 二叉树的前序遍历|6|https://leetcode-cn.com/problems/binary-tree-preorder-traversal|
|104. 二叉树的最大深度|6|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
|101. 对称二叉树|6|https://leetcode-cn.com/problems/symmetric-tree|
|232. 用栈实现队列|6|https://leetcode-cn.com/problems/implement-queue-using-stacks|
|958. 二叉树的完全性检验|6|https://leetcode-cn.com/problems/check-completeness-of-a-binary-tree|
|543. 二叉树的直径|5|https://leetcode-cn.com/problems/diameter-of-binary-tree|
|121. 买卖股票的最佳时机|5|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|34. 在排序数组中查找元素的第一个和最后一个位置|5|https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array|
|102. 二叉树的层序遍历|5|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
|200. 岛屿数量|5|https://leetcode-cn.com/problems/number-of-islands|
|104. 二叉树的最大深度|5|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
|101. 对称二叉树|5|https://leetcode-cn.com/problems/symmetric-tree|
|232. 用栈实现队列|5|https://leetcode-cn.com/problems/implement-queue-using-stacks|
|113. 路径总和 II|6|https://leetcode-cn.com/problems/path-sum-ii|
|121. 买卖股票的最佳时机|6|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|543. 二叉树的直径|6|https://leetcode-cn.com/problems/diameter-of-binary-tree|
|102. 二叉树的层序遍历|6|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
|41. 缺失的第一个正数|5|https://leetcode-cn.com/problems/first-missing-positive|
|151. 翻转字符串里的单词|5|https://leetcode-cn.com/problems/reverse-words-in-a-string|
|460. LFU缓存|4|https://leetcode-cn.com/problems/lfu-cache|
|142. 环形链表 II|4|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|189. 旋转数组|4|https://leetcode-cn.com/problems/rotate-array|
|34. 在排序数组中查找元素的第一个和最后一个位置|5|https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array|
|200. 岛屿数量|5|https://leetcode-cn.com/problems/number-of-islands|
|141. 环形链表|4|https://leetcode-cn.com/problems/linked-list-cycle|
|165. 比较版本号|4|https://leetcode-cn.com/problems/compare-version-numbers|
|105. 从前序与中序遍历序列构造二叉树|4|https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal|
|42. 接雨水|4|https://leetcode-cn.com/problems/trapping-rain-water|
|344. 反转字符串|4|https://leetcode-cn.com/problems/reverse-string|
|394. 字符串解码|4|https://leetcode-cn.com/problems/decode-string|
|415. 字符串相加|4|https://leetcode-cn.com/problems/add-strings|
|113. 路径总和 II|4|https://leetcode-cn.com/problems/path-sum-ii|
|69. x 的平方根|3|https://leetcode-cn.com/problems/sqrtx|
|2. 两数相加|3|https://leetcode-cn.com/problems/add-two-numbers|
|剑指 Offer 22. 链表中倒数第k个节点|3|https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof|
|300. 最长上升子序列|3|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|4. 寻找两个正序数组的中位数|3|https://leetcode-cn.com/problems/median-of-two-sorted-arrays|
|394. 字符串解码|4|https://leetcode-cn.com/problems/decode-string|
|460. LFU缓存|4|https://leetcode-cn.com/problems/lfu-cache|
|2. 两数相加|4|https://leetcode-cn.com/problems/add-two-numbers|
|142. 环形链表 II|4|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|189. 旋转数组|4|https://leetcode-cn.com/problems/rotate-array|
|剑指 Offer 27. 二叉树的镜像|3|https://leetcode-cn.com/problems/er-cha-shu-de-jing-xiang-lcof|
|141. 环形链表|3|https://leetcode-cn.com/problems/linked-list-cycle|
|41. 缺失的第一个正数|3|https://leetcode-cn.com/problems/first-missing-positive|
|54. 螺旋矩阵|3|https://leetcode-cn.com/problems/spiral-matrix|
|145. 二叉树的后序遍历|3|https://leetcode-cn.com/problems/binary-tree-postorder-traversal|
|162. 寻找峰值|3|https://leetcode-cn.com/problems/find-peak-element|
|82. 删除排序链表中的重复元素 II|3|https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list-ii|
|162. 寻找峰值|3|https://leetcode-cn.com/problems/find-peak-element|
|5. 最长回文子串|3|https://leetcode-cn.com/problems/longest-palindromic-substring|
|56. 合并区间|3|https://leetcode-cn.com/problems/merge-intervals|
|94. 二叉树的中序遍历|3|https://leetcode-cn.com/problems/binary-tree-inorder-traversal|
|240. 搜索二维矩阵 II|3|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|103. 二叉树的锯齿形层次遍历|3|https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal|
|56. 合并区间|3|https://leetcode-cn.com/problems/merge-intervals|
|46. 全排列|2|https://leetcode-cn.com/problems/permutations|
|剑指 Offer 36. 二叉搜索树与双向链表|2|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof|
|438. 找到字符串中所有字母异位词|2|https://leetcode-cn.com/problems/find-all-anagrams-in-a-string|
|62. 不同路径|2|https://leetcode-cn.com/problems/unique-paths|
|110. 平衡二叉树|2|https://leetcode-cn.com/problems/balanced-binary-tree|
|155. 最小栈|2|https://leetcode-cn.com/problems/min-stack|
|283. 移动零|2|https://leetcode-cn.com/problems/move-zeroes|
|33. 搜索旋转排序数组|2|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
|19. 删除链表的倒数第N个节点|2|https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list|
|剑指 Offer 36. 二叉搜索树与双向链表|3|https://leetcode-cn.com/problems/er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof|
|剑指 Offer 22. 链表中倒数第k个节点|3|https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof|
|69. x 的平方根|3|https://leetcode-cn.com/problems/sqrtx|
|300. 最长上升子序列|3|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|4. 寻找两个正序数组的中位数|3|https://leetcode-cn.com/problems/median-of-two-sorted-arrays|
|19. 删除链表的倒数第N个节点|3|https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list|
|226. 翻转二叉树|2|https://leetcode-cn.com/problems/invert-binary-tree|
|977. 有序数组的平方|2|https://leetcode-cn.com/problems/squares-of-a-sorted-array|
|315. 计算右侧小于当前元素的个数|2|https://leetcode-cn.com/problems/count-of-smaller-numbers-after-self|
|54. 螺旋矩阵|2|https://leetcode-cn.com/problems/spiral-matrix|
|662. 二叉树最大宽度|2|https://leetcode-cn.com/problems/maximum-width-of-binary-tree|
|191. 位1的个数|2|https://leetcode-cn.com/problems/number-of-1-bits|
|190. 颠倒二进制位|2|https://leetcode-cn.com/problems/reverse-bits|
|17. 电话号码的字母组合|2|https://leetcode-cn.com/problems/letter-combinations-of-a-phone-number|
|662. 二叉树最大宽度|2|https://leetcode-cn.com/problems/maximum-width-of-binary-tree|
|92. 反转链表 II|2|https://leetcode-cn.com/problems/reverse-linked-list-ii|
|剑指 Offer 45. 把数组排成最小的数|2|https://leetcode-cn.com/problems/ba-shu-zu-pai-cheng-zui-xiao-de-shu-lcof|
|1143. 最长公共子序列|2|https://leetcode-cn.com/problems/longest-common-subsequence|
|190. 颠倒二进制位|2|https://leetcode-cn.com/problems/reverse-bits|
|164. 最大间距|2|https://leetcode-cn.com/problems/maximum-gap|
|7. 整数反转|2|https://leetcode-cn.com/problems/reverse-integer|
|443. 压缩字符串|2|https://leetcode-cn.com/problems/string-compression|
|739. 每日温度|2|https://leetcode-cn.com/problems/daily-temperatures|
|136. 只出现一次的数字|2|https://leetcode-cn.com/problems/single-number|
|443. 压缩字符串|2|https://leetcode-cn.com/problems/string-compression|
|234. 回文链表|2|https://leetcode-cn.com/problems/palindrome-linked-list|
|70. 爬楼梯|2|https://leetcode-cn.com/problems/climbing-stairs|
|94. 二叉树的中序遍历|2|https://leetcode-cn.com/problems/binary-tree-inorder-traversal|
|48. 旋转图像|2|https://leetcode-cn.com/problems/rotate-image|
|20. 有效的括号|2|https://leetcode-cn.com/problems/valid-parentheses|
|24. 两两交换链表中的节点|1|https://leetcode-cn.com/problems/swap-nodes-in-pairs|
|剑指 Offer 62. 圆圈中最后剩下的数字|1|https://leetcode-cn.com/problems/yuan-quan-zhong-zui-hou-sheng-xia-de-shu-zi-lcof|
|138. 复制带随机指针的链表|1|https://leetcode-cn.com/problems/copy-list-with-random-pointer|
|257. 二叉树的所有路径|1|https://leetcode-cn.com/problems/binary-tree-paths|
|55. 跳跃游戏|1|https://leetcode-cn.com/problems/jump-game|
|128. 最长连续序列|1|https://leetcode-cn.com/problems/longest-consecutive-sequence|
|59. 螺旋矩阵 II|1|https://leetcode-cn.com/problems/spiral-matrix-ii|
|767. 重构字符串|1|https://leetcode-cn.com/problems/reorganize-string|
|225. 用队列实现栈|1|https://leetcode-cn.com/problems/implement-stack-using-queues|
|112. 路径总和|1|https://leetcode-cn.com/problems/path-sum|
|670. 最大交换|1|https://leetcode-cn.com/problems/maximum-swap|
|75. 颜色分类|1|https://leetcode-cn.com/problems/sort-colors|
|122. 买卖股票的最佳时机 II|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
|61. 旋转链表|1|https://leetcode-cn.com/problems/rotate-list|
|148. 排序链表|1|https://leetcode-cn.com/problems/sort-list|
|44. 通配符匹配|1|https://leetcode-cn.com/problems/wildcard-matching|
|86. 分隔链表|1|https://leetcode-cn.com/problems/partition-list|
|剑指 Offer 28. 对称的二叉树|1|https://leetcode-cn.com/problems/dui-cheng-de-er-cha-shu-lcof|
|209. 长度最小的子数组|1|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
|98. 验证二叉搜索树|1|https://leetcode-cn.com/problems/validate-binary-search-tree|
|120. 三角形最小路径和|1|https://leetcode-cn.com/problems/triangle|
|518. 零钱兑换 II|1|https://leetcode-cn.com/problems/coin-change-2|
|1047. 删除字符串中的所有相邻重复项|1|https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string|
|77. 组合|1|https://leetcode-cn.com/problems/combinations|
|140. 单词拆分 II|1|https://leetcode-cn.com/problems/word-break-ii|
|322. 零钱兑换|1|https://leetcode-cn.com/problems/coin-change|
|124. 二叉树中的最大路径和|2|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|46. 全排列|2|https://leetcode-cn.com/problems/permutations|
|62. 不同路径|2|https://leetcode-cn.com/problems/unique-paths|
|59. 螺旋矩阵 II|2|https://leetcode-cn.com/problems/spiral-matrix-ii|
|438. 找到字符串中所有字母异位词|2|https://leetcode-cn.com/problems/find-all-anagrams-in-a-string|
|225. 用队列实现栈|2|https://leetcode-cn.com/problems/implement-stack-using-queues|
|75. 颜色分类|2|https://leetcode-cn.com/problems/sort-colors|
|122. 买卖股票的最佳时机 II|2|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
|110. 平衡二叉树|2|https://leetcode-cn.com/problems/balanced-binary-tree|
|155. 最小栈|2|https://leetcode-cn.com/problems/min-stack|
|518. 零钱兑换 II|2|https://leetcode-cn.com/problems/coin-change-2|
|33. 搜索旋转排序数组|2|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
|283. 移动零|2|https://leetcode-cn.com/problems/move-zeroes|
|72. 编辑距离|1|https://leetcode-cn.com/problems/edit-distance|
|347. 前 K 个高频元素|1|https://leetcode-cn.com/problems/top-k-frequent-elements|
|23. 合并K个排序链表|1|https://leetcode-cn.com/problems/merge-k-sorted-lists|
|剑指 Offer 07. 重建二叉树|1|https://leetcode-cn.com/problems/zhong-jian-er-cha-shu-lcof|
|77. 组合|1|https://leetcode-cn.com/problems/combinations|
|140. 单词拆分 II|1|https://leetcode-cn.com/problems/word-break-ii|
|80. 删除排序数组中的重复项 II|1|https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array-ii|
|322. 零钱兑换|1|https://leetcode-cn.com/problems/coin-change|
|71. 简化路径|1|https://leetcode-cn.com/problems/simplify-path|
|503. 下一个更大元素 II|1|https://leetcode-cn.com/problems/next-greater-element-ii|
|977. 有序数组的平方|1|https://leetcode-cn.com/problems/squares-of-a-sorted-array|
|260. 只出现一次的数字 III|1|https://leetcode-cn.com/problems/single-number-iii|
|17. 电话号码的字母组合|1|https://leetcode-cn.com/problems/letter-combinations-of-a-phone-number|
|23. 合并K个排序链表|1|https://leetcode-cn.com/problems/merge-k-sorted-lists|
|剑指 Offer 07. 重建二叉树|1|https://leetcode-cn.com/problems/zhong-jian-er-cha-shu-lcof|
|88. 合并两个有序数组|1|https://leetcode-cn.com/problems/merge-sorted-array|
|97. 交错字符串|1|https://leetcode-cn.com/problems/interleaving-string|
|1143. 最长公共子序列|1|https://leetcode-cn.com/problems/longest-common-subsequence|
|剑指 Offer 32 - III. 从上到下打印二叉树 III|1|https://leetcode-cn.com/problems/cong-shang-dao-xia-da-yin-er-cha-shu-iii-lcof|
|260. 只出现一次的数字 III|1|https://leetcode-cn.com/problems/single-number-iii|
|701. 二叉搜索树中的插入操作|1|https://leetcode-cn.com/problems/insert-into-a-binary-search-tree|
|238. 除自身以外数组的乘积|1|https://leetcode-cn.com/problems/product-of-array-except-self|
|480. 滑动窗口中位数|1|https://leetcode-cn.com/problems/sliding-window-median|
|230. 二叉搜索树中第K小的元素|1|https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst|
|26. 删除排序数组中的重复项|1|https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array|
|剑指 Offer 32 - III. 从上到下打印二叉树 III|1|https://leetcode-cn.com/problems/cong-shang-dao-xia-da-yin-er-cha-shu-iii-lcof|
|79. 单词搜索|1|https://leetcode-cn.com/problems/word-search|
|93. 复原IP地址|1|https://leetcode-cn.com/problems/restore-ip-addresses|
|230. 二叉搜索树中第K小的元素|1|https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst|
|328. 奇偶链表|1|https://leetcode-cn.com/problems/odd-even-linked-list|
|16. 最接近的三数之和|1|https://leetcode-cn.com/problems/3sum-closest|
|剑指 Offer 56 - II. 数组中数字出现的次数 II|1|https://leetcode-cn.com/problems/shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-ii-lcof|
|剑指 Offer 34. 二叉树中和为某一值的路径|1|https://leetcode-cn.com/problems/er-cha-shu-zhong-he-wei-mou-yi-zhi-de-lu-jing-lcof|
|93. 复原IP地址|1|https://leetcode-cn.com/problems/restore-ip-addresses|
|1233. 删除子文件夹|1|https://leetcode-cn.com/problems/remove-sub-folders-from-the-filesystem|
|863. 二叉树中所有距离为 K 的结点|1|https://leetcode-cn.com/problems/all-nodes-distance-k-in-binary-tree|
|8. 字符串转换整数 (atoi)|1|https://leetcode-cn.com/problems/string-to-integer-atoi|
|剑指 Offer 34. 二叉树中和为某一值的路径|1|https://leetcode-cn.com/problems/er-cha-shu-zhong-he-wei-mou-yi-zhi-de-lu-jing-lcof|
|32. 最长有效括号|1|https://leetcode-cn.com/problems/longest-valid-parentheses|
|179. 最大数|1|https://leetcode-cn.com/problems/largest-number|
|557. 反转字符串中的单词 III|1|https://leetcode-cn.com/problems/reverse-words-in-a-string-iii|
|329. 矩阵中的最长递增路径|1|https://leetcode-cn.com/problems/longest-increasing-path-in-a-matrix|
|242. 有效的字母异位词|1|https://leetcode-cn.com/problems/valid-anagram|
|179. 最大数|1|https://leetcode-cn.com/problems/largest-number|
|445. 两数相加 II|1|https://leetcode-cn.com/problems/add-two-numbers-ii|
|剑指 Offer 52. 两个链表的第一个公共节点|1|https://leetcode-cn.com/problems/liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof|
|面试题 01.06. 字符串压缩|1|https://leetcode-cn.com/problems/compress-string-lcci|
|剑指 Offer 21. 调整数组顺序使奇数位于偶数前面|1|https://leetcode-cn.com/problems/diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof|
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|445. 两数相加 II|1|https://leetcode-cn.com/problems/add-two-numbers-ii|
|剑指 Offer 52. 两个链表的第一个公共节点|1|https://leetcode-cn.com/problems/liang-ge-lian-biao-de-di-yi-ge-gong-gong-jie-dian-lcof|
|129. 求根到叶子节点数字之和|1|https://leetcode-cn.com/problems/sum-root-to-leaf-numbers|
|剑指 Offer 62. 圆圈中最后剩下的数字|1|https://leetcode-cn.com/problems/yuan-quan-zhong-zui-hou-sheng-xia-de-shu-zi-lcof|
|138. 复制带随机指针的链表|1|https://leetcode-cn.com/problems/copy-list-with-random-pointer|
|24. 两两交换链表中的节点|1|https://leetcode-cn.com/problems/swap-nodes-in-pairs|
|55. 跳跃游戏|1|https://leetcode-cn.com/problems/jump-game|
|128. 最长连续序列|1|https://leetcode-cn.com/problems/longest-consecutive-sequence|
|767. 重构字符串|1|https://leetcode-cn.com/problems/reorganize-string|
|257. 二叉树的所有路径|1|https://leetcode-cn.com/problems/binary-tree-paths|
|112. 路径总和|1|https://leetcode-cn.com/problems/path-sum|
|670. 最大交换|1|https://leetcode-cn.com/problems/maximum-swap|
|334. 递增的三元子序列|1|https://leetcode-cn.com/problems/increasing-triplet-subsequence|
|61. 旋转链表|1|https://leetcode-cn.com/problems/rotate-list|
|148. 排序链表|1|https://leetcode-cn.com/problems/sort-list|
|44. 通配符匹配|1|https://leetcode-cn.com/problems/wildcard-matching|
|209. 长度最小的子数组|1|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
|98. 验证二叉搜索树|1|https://leetcode-cn.com/problems/validate-binary-search-tree|
|86. 分隔链表|1|https://leetcode-cn.com/problems/partition-list|
|剑指 Offer 28. 对称的二叉树|1|https://leetcode-cn.com/problems/dui-cheng-de-er-cha-shu-lcof|
|1047. 删除字符串中的所有相邻重复项|1|https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string|
|120. 三角形最小路径和|1|https://leetcode-cn.com/problems/triangle|

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bytedance/data.md
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@@ -1,13 +1,19 @@
|题目|出现次数|链接|
|-|-|-|
|232. 用栈实现队列|3|https://leetcode-cn.com/problems/implement-queue-using-stacks|
|101. 对称二叉树|1|https://leetcode-cn.com/problems/symmetric-tree|
|33. 搜索旋转排序数组|1|https://leetcode-cn.com/problems/search-in-rotated-sorted-array|
|121. 买卖股票的最佳时机|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|240. 搜索二维矩阵 II|1|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|剑指 Offer 59 - II. 队列的最大值|1|https://leetcode-cn.com/problems/dui-lie-de-zui-da-zhi-lcof|
|155. 最小栈|1|https://leetcode-cn.com/problems/min-stack|
|42. 接雨水|1|https://leetcode-cn.com/problems/trapping-rain-water|
|3. 无重复字符的最长子串|1|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|5. 最长回文子串|1|https://leetcode-cn.com/problems/longest-palindromic-substring|
|92. 反转链表 II|1|https://leetcode-cn.com/problems/reverse-linked-list-ii|
|206. 反转链表|1|https://leetcode-cn.com/problems/reverse-linked-list|
|112. 路径总和|1|https://leetcode-cn.com/problems/path-sum|
|718. 最长重复子数组|1|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
|297. 二叉树的序列化与反序列化|1|https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree|
|440. 字典序的第K小数字|1|https://leetcode-cn.com/problems/k-th-smallest-in-lexicographical-order|
|剑指 Offer 41. 数据流中的中位数|1|https://leetcode-cn.com/problems/shu-ju-liu-zhong-de-zhong-wei-shu-lcof|
@@ -16,5 +22,3 @@
|226. 翻转二叉树|1|https://leetcode-cn.com/problems/invert-binary-tree|
|1201. 丑数 III|1|https://leetcode-cn.com/problems/ugly-number-iii|
|60. 第k个排列|1|https://leetcode-cn.com/problems/permutation-sequence|
|101. 对称二叉树|1|https://leetcode-cn.com/problems/symmetric-tree|
|121. 买卖股票的最佳时机|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|

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bytedance/frontend.md
View File

@@ -2,65 +2,72 @@
|-|-|-|
|215. 数组中的第K个最大元素|8|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
|209. 长度最小的子数组|7|https://leetcode-cn.com/problems/minimum-size-subarray-sum|
|88. 合并两个有序数组|5|https://leetcode-cn.com/problems/merge-sorted-array|
|112. 路径总和|5|https://leetcode-cn.com/problems/path-sum|
|93. 复原IP地址|5|https://leetcode-cn.com/problems/restore-ip-addresses|
|129. 求根到叶子节点数字之和|5|https://leetcode-cn.com/problems/sum-root-to-leaf-numbers|
|415. 字符串相加|5|https://leetcode-cn.com/problems/add-strings|
|112. 路径总和|4|https://leetcode-cn.com/problems/path-sum|
|165. 比较版本号|4|https://leetcode-cn.com/problems/compare-version-numbers|
|226. 翻转二叉树|4|https://leetcode-cn.com/problems/invert-binary-tree|
|1. 两数之和|4|https://leetcode-cn.com/problems/two-sum|
|88. 合并两个有序数组|4|https://leetcode-cn.com/problems/merge-sorted-array|
|141. 环形链表|3|https://leetcode-cn.com/problems/linked-list-cycle|
|121. 买卖股票的最佳时机|3|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|15. 三数之和|3|https://leetcode-cn.com/problems/3sum|
|94. 二叉树的中序遍历|3|https://leetcode-cn.com/problems/binary-tree-inorder-traversal|
|3. 无重复字符的最长子串|3|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|226. 翻转二叉树|3|https://leetcode-cn.com/problems/invert-binary-tree|
|113. 路径总和 II|3|https://leetcode-cn.com/problems/path-sum-ii|
|53. 最大子序和|2|https://leetcode-cn.com/problems/maximum-subarray|
|141. 环形链表|3|https://leetcode-cn.com/problems/linked-list-cycle|
|53. 最大子序和|3|https://leetcode-cn.com/problems/maximum-subarray|
|121. 买卖股票的最佳时机|3|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|94. 二叉树的中序遍历|3|https://leetcode-cn.com/problems/binary-tree-inorder-traversal|
|15. 三数之和|3|https://leetcode-cn.com/problems/3sum|
|3. 无重复字符的最长子串|3|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|509. 斐波那契数|2|https://leetcode-cn.com/problems/fibonacci-number|
|169. 多数元素|2|https://leetcode-cn.com/problems/majority-element|
|54. 螺旋矩阵|2|https://leetcode-cn.com/problems/spiral-matrix|
|剑指 Offer 21. 调整数组顺序使奇数位于偶数前面|2|https://leetcode-cn.com/problems/diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof|
|剑指 Offer 22. 链表中倒数第k个节点|2|https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof|
|695. 岛屿的最大面积|2|https://leetcode-cn.com/problems/max-area-of-island|
|394. 字符串解码|2|https://leetcode-cn.com/problems/decode-string|
|165. 比较版本号|2|https://leetcode-cn.com/problems/compare-version-numbers|
|129. 求根到叶子节点数字之和|2|https://leetcode-cn.com/problems/sum-root-to-leaf-numbers|
|155. 最小栈|2|https://leetcode-cn.com/problems/min-stack|
|102. 二叉树的层序遍历|2|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
|206. 反转链表|2|https://leetcode-cn.com/problems/reverse-linked-list|
|144. 二叉树的前序遍历|2|https://leetcode-cn.com/problems/binary-tree-preorder-traversal|
|104. 二叉树的最大深度|2|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
|42. 接雨水|2|https://leetcode-cn.com/problems/trapping-rain-water|
|718. 最长重复子数组|2|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
|230. 二叉搜索树中第K小的元素|2|https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst|
|54. 螺旋矩阵|2|https://leetcode-cn.com/problems/spiral-matrix|
|509. 斐波那契数|2|https://leetcode-cn.com/problems/fibonacci-number|
|剑指 Offer 21. 调整数组顺序使奇数位于偶数前面|2|https://leetcode-cn.com/problems/diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof|
|剑指 Offer 22. 链表中倒数第k个节点|1|https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof|
|62. 不同路径|1|https://leetcode-cn.com/problems/unique-paths|
|114. 二叉树展开为链表|1|https://leetcode-cn.com/problems/flatten-binary-tree-to-linked-list|
|31. 下一个排列|1|https://leetcode-cn.com/problems/next-permutation|
|498. 对角线遍历|1|https://leetcode-cn.com/problems/diagonal-traverse|
|221. 最大正方形|1|https://leetcode-cn.com/problems/maximal-square|
|剑指 Offer 04. 二维数组中的查找|1|https://leetcode-cn.com/problems/er-wei-shu-zu-zhong-de-cha-zhao-lcof|
|498. 对角线遍历|1|https://leetcode-cn.com/problems/diagonal-traverse|
|213. 打家劫舍 II|1|https://leetcode-cn.com/problems/house-robber-ii|
|1047. 删除字符串中的所有相邻重复项|1|https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string|
|984. 不含 AAA 或 BBB 的字符串|1|https://leetcode-cn.com/problems/string-without-aaa-or-bbb|
|剑指 Offer 04. 二维数组中的查找|1|https://leetcode-cn.com/problems/er-wei-shu-zu-zhong-de-cha-zhao-lcof|
|862. 和至少为 K 的最短子数组|1|https://leetcode-cn.com/problems/shortest-subarray-with-sum-at-least-k|
|44. 通配符匹配|1|https://leetcode-cn.com/problems/wildcard-matching|
|46. 全排列|1|https://leetcode-cn.com/problems/permutations|
|984. 不含 AAA 或 BBB 的字符串|1|https://leetcode-cn.com/problems/string-without-aaa-or-bbb|
|160. 相交链表|1|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
|21. 合并两个有序链表|1|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|46. 全排列|1|https://leetcode-cn.com/problems/permutations|
|198. 打家劫舍|1|https://leetcode-cn.com/problems/house-robber|
|剑指 Offer 24. 反转链表|1|https://leetcode-cn.com/problems/fan-zhuan-lian-biao-lcof|
|242. 有效的字母异位词|1|https://leetcode-cn.com/problems/valid-anagram|
|200. 岛屿数量|1|https://leetcode-cn.com/problems/number-of-islands|
|206. 反转链表|1|https://leetcode-cn.com/problems/reverse-linked-list|
|257. 二叉树的所有路径|1|https://leetcode-cn.com/problems/binary-tree-paths|
|322. 零钱兑换|1|https://leetcode-cn.com/problems/coin-change|
|227. 基本计算器 II|1|https://leetcode-cn.com/problems/basic-calculator-ii|
|144. 二叉树的前序遍历|1|https://leetcode-cn.com/problems/binary-tree-preorder-traversal|
|98. 验证二叉搜索树|1|https://leetcode-cn.com/problems/validate-binary-search-tree|
|142. 环形链表 II|1|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|227. 基本计算器 II|1|https://leetcode-cn.com/problems/basic-calculator-ii|
|14. 最长公共前缀|1|https://leetcode-cn.com/problems/longest-common-prefix|
|42. 接雨水|1|https://leetcode-cn.com/problems/trapping-rain-water|
|16. 最接近的三数之和|1|https://leetcode-cn.com/problems/3sum-closest|
|468. 验证IP地址|1|https://leetcode-cn.com/problems/validate-ip-address|
|142. 环形链表 II|1|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|680. 验证回文字符串 Ⅱ|1|https://leetcode-cn.com/problems/valid-palindrome-ii|
|19. 删除链表的倒数第N个节点|1|https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list|
|16. 最接近的三数之和|1|https://leetcode-cn.com/problems/3sum-closest|
|468. 验证IP地址|1|https://leetcode-cn.com/problems/validate-ip-address|
|63. 不同路径 II|1|https://leetcode-cn.com/problems/unique-paths-ii|
|70. 爬楼梯|1|https://leetcode-cn.com/problems/climbing-stairs|
|224. 基本计算器|1|https://leetcode-cn.com/problems/basic-calculator|
|151. 翻转字符串里的单词|1|https://leetcode-cn.com/problems/reverse-words-in-a-string|
|70. 爬楼梯|1|https://leetcode-cn.com/problems/climbing-stairs|
|443. 压缩字符串|1|https://leetcode-cn.com/problems/string-compression|
|109. 有序链表转换二叉搜索树|1|https://leetcode-cn.com/problems/convert-sorted-list-to-binary-search-tree|
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|443. 压缩字符串|1|https://leetcode-cn.com/problems/string-compression|
|1498. 满足条件的子序列数目|1|https://leetcode-cn.com/problems/number-of-subsequences-that-satisfy-the-given-sum-condition|
|剑指 Offer 48. 最长不含重复字符的子字符串|1|https://leetcode-cn.com/problems/zui-chang-bu-han-zhong-fu-zi-fu-de-zi-zi-fu-chuan-lcof|
|130. 被围绕的区域|1|https://leetcode-cn.com/problems/surrounded-regions|
|67. 二进制求和|1|https://leetcode-cn.com/problems/add-binary|
|剑指 Offer 48. 最长不含重复字符的子字符串|1|https://leetcode-cn.com/problems/zui-chang-bu-han-zhong-fu-zi-fu-de-zi-zi-fu-chuan-lcof|
|169. 多数元素|1|https://leetcode-cn.com/problems/majority-element|
|114. 二叉树展开为链表|1|https://leetcode-cn.com/problems/flatten-binary-tree-to-linked-list|

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# 字节跳动最新涉及的leetcode题目
本次统计了2020.07.28~2020.10.23共389篇面经,207道
本次统计了2021.1.1~2021.2.4日牛客上84篇字节跳动面经，共涉及90道算法题。
最近我开发了一个简易版网站https://leetcode-cn.top/
网站比静态的markdown更方便大家按公司/部门/岗位查询题目
欢迎大家前来体验❤️
| 题目 | 出现次数 | 链接 |
|---------------------------------|------|--------------------------------------------------------------------------------------------|
| 3. 无重复字符的最长子串 | 25 | https://leetcode-cn.com/problems/longest-substring-without-repeating-characters |
| 25. K 个一组翻转链表 | 19 | https://leetcode-cn.com/problems/reverse-nodes-in-k-group |
| 15. 三数之和 | 19 | https://leetcode-cn.com/problems/3sum |
| 42. 接雨水 | 18 | https://leetcode-cn.com/problems/trapping-rain-water |
| 415. 字符串相加 | 15 | https://leetcode-cn.com/problems/add-strings |
| 103. 二叉树的锯齿形层次遍历 | 15 | https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal |
| 121. 买卖股票的最佳时机 | 15 | https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock |
| 206. 反转链表 | 14 | https://leetcode-cn.com/problems/reverse-linked-list |
| 1. 两数之和 | 12 | https://leetcode-cn.com/problems/two-sum |
| 199. 二叉树的右视图 | 12 | https://leetcode-cn.com/problems/binary-tree-right-side-view |
| 160. 相交链表 | 11 | https://leetcode-cn.com/problems/intersection-of-two-linked-lists |
| 215. 数组中的第K个最大元素 | 11 | https://leetcode-cn.com/problems/kth-largest-element-in-an-array |
| 232. 用栈实现队列 | 11 | https://leetcode-cn.com/problems/implement-queue-using-stacks |
| 146. LRU缓存机制 | 10 | https://leetcode-cn.com/problems/lru-cache |
| 53. 最大子序和 | 10 | https://leetcode-cn.com/problems/maximum-subarray |
| 155. 最小栈 | 9 | https://leetcode-cn.com/problems/min-stack |
| 20. 有效的括号 | 9 | https://leetcode-cn.com/problems/valid-parentheses |
| 141. 环形链表 | 9 | https://leetcode-cn.com/problems/linked-list-cycle |
| 105. 从前序与中序遍历序列构造二叉树 | 9 | https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal |
| 300. 最长上升子序列 | 9 | https://leetcode-cn.com/problems/longest-increasing-subsequence |
| 21. 合并两个有序链表 | 9 | https://leetcode-cn.com/problems/merge-two-sorted-lists |
| 5. 最长回文子串 | 8 | https://leetcode-cn.com/problems/longest-palindromic-substring |
| 236. 二叉树的最近公共祖先 | 8 | https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree |
| 151. 翻转字符串里的单词 | 8 | https://leetcode-cn.com/problems/reverse-words-in-a-string |
| 101. 对称二叉树 | 8 | https://leetcode-cn.com/problems/symmetric-tree |
| 200. 岛屿数量 | 8 | https://leetcode-cn.com/problems/number-of-islands |
| 46. 全排列 | 7 | https://leetcode-cn.com/problems/permutations |
| 198. 打家劫舍 | 7 | https://leetcode-cn.com/problems/house-robber |
| 54. 螺旋矩阵 | 7 | https://leetcode-cn.com/problems/spiral-matrix |
| 98. 验证二叉搜索树 | 7 | https://leetcode-cn.com/problems/validate-binary-search-tree |
| 69. x 的平方根 | 7 | https://leetcode-cn.com/problems/sqrtx |
| 113. 路径总和 II | 6 | https://leetcode-cn.com/problems/path-sum-ii |
| 165. 比较版本号 | 6 | https://leetcode-cn.com/problems/compare-version-numbers |
| 剑指 Offer 22. 链表中倒数第k个节点 | 6 | https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof |
| 92. 反转链表 II | 6 | https://leetcode-cn.com/problems/reverse-linked-list-ii |
| 234. 回文链表 | 6 | https://leetcode-cn.com/problems/palindrome-linked-list |
| 169. 多数元素 | 6 | https://leetcode-cn.com/problems/majority-element |
| 470. 用 Rand7() 实现 Rand10() | 6 | https://leetcode-cn.com/problems/implement-rand10-using-rand7 |
| 41. 缺失的第一个正数 | 6 | https://leetcode-cn.com/problems/first-missing-positive |
| 142. 环形链表 II | 5 | https://leetcode-cn.com/problems/linked-list-cycle-ii |
| 240. 搜索二维矩阵 II | 5 | https://leetcode-cn.com/problems/search-a-2d-matrix-ii |
| 23. 合并K个升序链表 | 5 | https://leetcode-cn.com/problems/merge-k-sorted-lists |
| 88. 合并两个有序数组 | 5 | https://leetcode-cn.com/problems/merge-sorted-array |
| 79. 单词搜索 | 5 | https://leetcode-cn.com/problems/word-search |
| 114. 二叉树展开为链表 | 5 | https://leetcode-cn.com/problems/flatten-binary-tree-to-linked-list |
| 239. 滑动窗口最大值 | 5 | https://leetcode-cn.com/problems/sliding-window-maximum |
| 34. 在排序数组中查找元素的第一个和最后一个位置 | 5 | https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array |
| 739. 每日温度 | 5 | https://leetcode-cn.com/problems/daily-temperatures |
| 287. 寻找重复数 | 5 | https://leetcode-cn.com/problems/find-the-duplicate-number |
| 528. 按权重随机选择 | 4 | https://leetcode-cn.com/problems/random-pick-with-weight |
| 1143. 最长公共子序列 | 4 | https://leetcode-cn.com/problems/longest-common-subsequence |
| 64. 最小路径和 | 4 | https://leetcode-cn.com/problems/minimum-path-sum |
| 70. 爬楼梯 | 4 | https://leetcode-cn.com/problems/climbing-stairs |
| 93. 复原IP地址 | 4 | https://leetcode-cn.com/problems/restore-ip-addresses |
| 24. 两两交换链表中的节点 | 4 | https://leetcode-cn.com/problems/swap-nodes-in-pairs |
| 124. 二叉树中的最大路径和 | 4 | https://leetcode-cn.com/problems/binary-tree-maximum-path-sum |
| 144. 二叉树的前序遍历 | 4 | https://leetcode-cn.com/problems/binary-tree-preorder-traversal |
| 31. 下一个排列 | 4 | https://leetcode-cn.com/problems/next-permutation |
| 110. 平衡二叉树 | 4 | https://leetcode-cn.com/problems/balanced-binary-tree |
| 48. 旋转图像 | 4 | https://leetcode-cn.com/problems/rotate-image |
| 56. 合并区间 | 4 | https://leetcode-cn.com/problems/merge-intervals |
| 242. 有效的字母异位词 | 4 | https://leetcode-cn.com/problems/valid-anagram |
| 104. 二叉树的最大深度 | 4 | https://leetcode-cn.com/problems/maximum-depth-of-binary-tree |
| 148. 排序链表 | 4 | https://leetcode-cn.com/problems/sort-list |
| 94. 二叉树的中序遍历 | 4 | https://leetcode-cn.com/problems/binary-tree-inorder-traversal |
| 958. 二叉树的完全性检验 | 4 | https://leetcode-cn.com/problems/check-completeness-of-a-binary-tree |
| 122. 买卖股票的最佳时机 II | 4 | https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii |
| 4. 寻找两个正序数组的中位数 | 4 | https://leetcode-cn.com/problems/median-of-two-sorted-arrays |
| 518. 零钱兑换 II | 4 | https://leetcode-cn.com/problems/coin-change-2 |
| 443. 压缩字符串 | 3 | https://leetcode-cn.com/problems/string-compression |
| 76. 最小覆盖子串 | 3 | https://leetcode-cn.com/problems/minimum-window-substring |
| 543. 二叉树的直径 | 3 | https://leetcode-cn.com/problems/diameter-of-binary-tree |
| 662. 二叉树最大宽度 | 3 | https://leetcode-cn.com/problems/maximum-width-of-binary-tree |
| 209. 长度最小的子数组 | 3 | https://leetcode-cn.com/problems/minimum-size-subarray-sum |
| 394. 字符串解码 | 3 | https://leetcode-cn.com/problems/decode-string |
| 468. 验证IP地址 | 3 | https://leetcode-cn.com/problems/validate-ip-address |
| 32. 最长有效括号 | 3 | https://leetcode-cn.com/problems/longest-valid-parentheses |
| 143. 重排链表 | 3 | https://leetcode-cn.com/problems/reorder-list |
| 83. 删除排序链表中的重复元素 | 3 | https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list |
| 230. 二叉搜索树中第K小的元素 | 3 | https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst |
| 315. 计算右侧小于当前元素的个数 | 3 | https://leetcode-cn.com/problems/count-of-smaller-numbers-after-self |
| 460. LFU 缓存 | 3 | https://leetcode-cn.com/problems/lfu-cache |
| 560. 和为K的子数组 | 3 | https://leetcode-cn.com/problems/subarray-sum-equals-k |
| 226. 翻转二叉树 | 3 | https://leetcode-cn.com/problems/invert-binary-tree |
| 112. 路径总和 | 3 | https://leetcode-cn.com/problems/path-sum |
| 102. 二叉树的层序遍历 | 3 | https://leetcode-cn.com/problems/binary-tree-level-order-traversal |
| 2. 两数相加 | 3 | https://leetcode-cn.com/problems/add-two-numbers |
| 862. 和至少为 K 的最短子数组 | 3 | https://leetcode-cn.com/problems/shortest-subarray-with-sum-at-least-k |
| 224. 基本计算器 | 3 | https://leetcode-cn.com/problems/basic-calculator |
| 162. 寻找峰值 | 3 | https://leetcode-cn.com/problems/find-peak-element |
| 39. 组合总和 | 3 | https://leetcode-cn.com/problems/combination-sum |
| 82. 删除排序链表中的重复元素 II | 3 | https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list-ii |
| 71. 简化路径 | 3 | https://leetcode-cn.com/problems/simplify-path |
| 49. 字母异位词分组 | 3 | https://leetcode-cn.com/problems/group-anagrams |
| 670. 最大交换 | 3 | https://leetcode-cn.com/problems/maximum-swap |
| 129. 求根到叶子节点数字之和 | 2 | https://leetcode-cn.com/problems/sum-root-to-leaf-numbers |
| 剑指 Offer 51. 数组中的逆序对 | 2 | https://leetcode-cn.com/problems/shu-zu-zhong-de-ni-xu-dui-lcof |
| 120. 三角形最小路径和 | 2 | https://leetcode-cn.com/problems/triangle |
| 268. 丢失的数字 | 2 | https://leetcode-cn.com/problems/missing-number |
| 1363. 形成三的最大倍数 | 2 | https://leetcode-cn.com/problems/largest-multiple-of-three |
| 123. 买卖股票的最佳时机 III | 2 | https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iii |
| 154. 寻找旋转排序数组中的最小值 II | 2 | https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array-ii |
| 438. 找到字符串中所有字母异位词 | 2 | https://leetcode-cn.com/problems/find-all-anagrams-in-a-string |
| 147. 对链表进行插入排序 | 2 | https://leetcode-cn.com/problems/insertion-sort-list |
| 210. 课程表 II | 2 | https://leetcode-cn.com/problems/course-schedule-ii |
| 785. 判断二分图 | 2 | https://leetcode-cn.com/problems/is-graph-bipartite |
| 722. 删除注释 | 2 | https://leetcode-cn.com/problems/remove-comments |
| 剑指 Offer 61. 扑克牌中的顺子 | 2 | https://leetcode-cn.com/problems/bu-ke-pai-zhong-de-shun-zi-lcof |
| 33. 搜索旋转排序数组 | 2 | https://leetcode-cn.com/problems/search-in-rotated-sorted-array |
| 14. 最长公共前缀 | 2 | https://leetcode-cn.com/problems/longest-common-prefix |
| 179. 最大数 | 2 | https://leetcode-cn.com/problems/largest-number |
| 238. 除自身以外数组的乘积 | 2 | https://leetcode-cn.com/problems/product-of-array-except-self |
| 85. 最大矩形 | 2 | https://leetcode-cn.com/problems/maximal-rectangle |
| 19. 删除链表的倒数第N个节点 | 2 | https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list |
| 72. 编辑距离 | 2 | https://leetcode-cn.com/problems/edit-distance |
| 134. 加油站 | 2 | https://leetcode-cn.com/problems/gas-station |
| 125. 验证回文串 | 2 | https://leetcode-cn.com/problems/valid-palindrome |
| 26. 删除排序数组中的重复项 | 2 | https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array |
| 329. 矩阵中的最长递增路径 | 2 | https://leetcode-cn.com/problems/longest-increasing-path-in-a-matrix |
| 97. 交错字符串 | 2 | https://leetcode-cn.com/problems/interleaving-string |
| 340. 至多包含 K 个不同字符的最长子串 | 2 | https://leetcode-cn.com/problems/longest-substring-with-at-most-k-distinct-characters |
| 59. 螺旋矩阵 II | 2 | https://leetcode-cn.com/problems/spiral-matrix-ii |
| 135. 分发糖果 | 2 | https://leetcode-cn.com/problems/candy |
| 498. 对角线遍历 | 2 | https://leetcode-cn.com/problems/diagonal-traverse |
| 398. 随机数索引 | 2 | https://leetcode-cn.com/problems/random-pick-index |
| 剑指 Offer 36. 二叉搜索树与双向链表 | 2 | https://leetcode-cn.com/problems/er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof |
| 44. 通配符匹配 | 2 | https://leetcode-cn.com/problems/wildcard-matching |
| 45. 跳跃游戏 II | 2 | https://leetcode-cn.com/problems/jump-game-ii |
| 503. 下一个更大元素 II | 2 | https://leetcode-cn.com/problems/next-greater-element-ii |
| 50. Pow(x, n) | 2 | https://leetcode-cn.com/problems/powx-n |
| 16. 最接近的三数之和 | 2 | https://leetcode-cn.com/problems/3sum-closest |
| 189. 旋转数组 | 2 | https://leetcode-cn.com/problems/rotate-array |
| 77. 组合 | 1 | https://leetcode-cn.com/problems/combinations |
| 75. 颜色分类 | 1 | https://leetcode-cn.com/problems/sort-colors |
| 面试题 03.05. 栈排序 | 1 | https://leetcode-cn.com/problems/sort-of-stacks-lcci |
| 984. 不含 AAA 或 BBB 的字符串 | 1 | https://leetcode-cn.com/problems/string-without-aaa-or-bbb |
| 67. 二进制求和 | 1 | https://leetcode-cn.com/problems/add-binary |
| 680. 验证回文字符串 Ⅱ | 1 | https://leetcode-cn.com/problems/valid-palindrome-ii |
| 1498. 满足条件的子序列数目 | 1 | https://leetcode-cn.com/problems/undefined |
| 376. 摆动序列 | 1 | https://leetcode-cn.com/problems/wiggle-subsequence |
| 213. 打家劫舍 II | 1 | https://leetcode-cn.com/problems/house-robber-ii |
| 86. 分隔链表 | 1 | https://leetcode-cn.com/problems/partition-list |
| 剑指 Offer 28. 对称的二叉树 | 1 | https://leetcode-cn.com/problems/dui-cheng-de-er-cha-shu-lcof |
| 面试题 10.09. 排序矩阵查找 | 1 | https://leetcode-cn.com/problems/sorted-matrix-search-lcci |
| 91. 解码方法 | 1 | https://leetcode-cn.com/problems/decode-ways |
| 321. 拼接最大数 | 1 | https://leetcode-cn.com/problems/create-maximum-number |
| 188. 买卖股票的最佳时机 IV | 1 | https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-iv |
| 525. 连续数组 | 1 | https://leetcode-cn.com/problems/contiguous-array |
| 78. 子集 | 1 | https://leetcode-cn.com/problems/subsets |
| 109. 有序链表转换二叉搜索树 | 1 | https://leetcode-cn.com/problems/convert-sorted-list-to-binary-search-tree |
| 剑指 Offer 45. 把数组排成最小的数 | 1 | https://leetcode-cn.com/problems/ba-shu-zu-pai-cheng-zui-xiao-de-shu-lcof |
| 704. 二分查找 | 1 | https://leetcode-cn.com/problems/binary-search |
| 440. 字典序的第K小数字 | 1 | https://leetcode-cn.com/problems/k-th-smallest-in-lexicographical-order |
| 136. 只出现一次的数字 | 1 | https://leetcode-cn.com/problems/single-number |
| 260. 只出现一次的数字 III | 1 | https://leetcode-cn.com/problems/single-number-iii |
| 146. LRU 缓存机制 | 1 | https://leetcode-cn.com/problems/lru-cache |
| 62. 不同路径 | 1 | https://leetcode-cn.com/problems/unique-paths |
| 1095. 山脉数组中查找目标值 | 1 | https://leetcode-cn.com/problems/find-in-mountain-array |
| 264. 丑数 II | 1 | https://leetcode-cn.com/problems/ugly-number-ii |
| 668. 乘法表中第k小的数 | 1 | https://leetcode-cn.com/problems/kth-smallest-number-in-multiplication-table |
| 60. 排列序列 | 1 | https://leetcode-cn.com/problems/permutation-sequence |
| 剑指 Offer 58 - II. 左旋转字符串 | 1 | https://leetcode-cn.com/problems/zuo-xuan-zhuan-zi-fu-chuan-lcof |
| 295. 数据流的中位数 | 1 | https://leetcode-cn.com/problems/find-median-from-data-stream |
| 516. 最长回文子序列 | 1 | https://leetcode-cn.com/problems/longest-palindromic-subsequence |
| 349. 两个数组的交集 | 1 | https://leetcode-cn.com/problems/intersection-of-two-arrays |
| 204. 计数质数 | 1 | https://leetcode-cn.com/problems/count-primes |
| 191. 位1的个数 | 1 | https://leetcode-cn.com/problems/number-of-1-bits |
| 402. 移掉K位数字 | 1 | https://leetcode-cn.com/problems/remove-k-digits |
| 895. 最大频率栈 | 1 | https://leetcode-cn.com/problems/maximum-frequency-stack |
| 55. 跳跃游戏 | 1 | https://leetcode-cn.com/problems/jump-game |
| 557. 反转字符串中的单词 III | 1 | https://leetcode-cn.com/problems/reverse-words-in-a-string-iii |
| 325. 和等于 k 的最长子数组长度 | 1 | https://leetcode-cn.com/problems/maximum-size-subarray-sum-equals-k |
| 17. 电话号码的字母组合 | 1 | https://leetcode-cn.com/problems/letter-combinations-of-a-phone-number |
| 7. 整数反转 | 1 | https://leetcode-cn.com/problems/reverse-integer |
| 225. 用队列实现栈 | 1 | https://leetcode-cn.com/problems/implement-stack-using-queues |
| 445. 两数相加 II | 1 | https://leetcode-cn.com/problems/add-two-numbers-ii |
| 1233. 删除子文件夹 | 1 | https://leetcode-cn.com/problems/remove-sub-folders-from-the-filesystem |
| 145. 二叉树的后序遍历 | 1 | https://leetcode-cn.com/problems/binary-tree-postorder-traversal |
| 701. 二叉搜索树中的插入操作 | 1 | https://leetcode-cn.com/problems/insert-into-a-binary-search-tree |
| 138. 复制带随机指针的链表 | 1 | https://leetcode-cn.com/problems/copy-list-with-random-pointer |
| 22. 括号生成 | 1 | https://leetcode-cn.com/problems/generate-parentheses |
| 328. 奇偶链表 | 1 | https://leetcode-cn.com/problems/odd-even-linked-list |
| 951. 翻转等价二叉树 | 1 | https://leetcode-cn.com/problems/flip-equivalent-binary-trees |
| 107. 二叉树的层次遍历 II | 1 | https://leetcode-cn.com/problems/binary-tree-level-order-traversal-ii |
| 99. 恢复二叉搜索树 | 1 | https://leetcode-cn.com/problems/recover-binary-search-tree |
| 164. 最大间距 | 1 | https://leetcode-cn.com/problems/maximum-gap |
| 152. 乘积最大子数组 | 1 | https://leetcode-cn.com/problems/maximum-product-subarray |
| 130. 被围绕的区域 | 1 | https://leetcode-cn.com/problems/surrounded-regions |
| 637. 二叉树的层平均值 | 1 | https://leetcode-cn.com/problems/average-of-levels-in-binary-tree |
| 416. 分割等和子集 | 1 | https://leetcode-cn.com/problems/partition-equal-subset-sum |
| 1047. 删除字符串中的所有相邻重复项 | 1 | https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string |
| 208. 实现 Trie (前缀树) | 1 | https://leetcode-cn.com/problems/implement-trie-prefix-tree |
| 426. 将二叉搜索树转化为排序的双向链表 | 1 | https://leetcode-cn.com/problems/convert-binary-search-tree-to-sorted-doubly-linked-list |
| 863. 二叉树中所有距离为 K 的结点 | 1 | https://leetcode-cn.com/problems/all-nodes-distance-k-in-binary-tree |
| 297. 二叉树的序列化与反序列化 | 1 | https://leetcode-cn.com/problems/serialize-and-deserialize-binary-tree |
| 277. 搜寻名人 | 1 | https://leetcode-cn.com/problems/find-the-celebrity |
| 807. 保持城市天际线 | 1 | https://leetcode-cn.com/problems/max-increase-to-keep-city-skyline |
| 227. 基本计算器 II | 1 | https://leetcode-cn.com/problems/basic-calculator-ii |
| 347. 前 K 个高频元素 | 1 | https://leetcode-cn.com/problems/top-k-frequent-elements |
| 509. 斐波那契数 | 1 | https://leetcode-cn.com/problems/fibonacci-number |
| 456. 132模式 | 1 | https://leetcode-cn.com/problems/132-pattern |
| 139. 单词拆分 | 1 | https://leetcode-cn.com/problems/word-break |
| 977. 有序数组的平方 | 1 | https://leetcode-cn.com/problems/squares-of-a-sorted-array |
| 767. 重构字符串 | 1 | https://leetcode-cn.com/problems/reorganize-string |
| 322. 零钱兑换 | 1 | https://leetcode-cn.com/problems/coin-change |
| 283. 移动零 | 1 | https://leetcode-cn.com/problems/move-zeroes |
| 剑指 Offer 56 - II. 数组中数字出现的次数 II | 1 | https://leetcode-cn.com/problems/shu-zu-zhong-shu-zi-chu-xian-de-ci-shu-ii-lcof |
| 题目 | 出现次数 | 链接 |
|--------------------------|------|----------------------------------------------------------------------------------------------|
| 3. 无重复字符的最长子串 | 6 | https://leetcode-cn.com/problems/longest-substring-without-repeating-characters |
| 15. 三数之和 | 6 | https://leetcode-cn.com/problems/3sum |
| 1143. 最长公共子序列 | 5 | https://leetcode-cn.com/problems/longest-common-subsequence |
| 105. 从前序与中序遍历序列构造二叉树 | 5 | https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal |
| 25. K 个一组翻转链表 | 5 | https://leetcode-cn.com/problems/reverse-nodes-in-k-group |
| 121. 买卖股票的最佳时机 | 4 | https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock |
| 129. 求根到叶子节点数字之和 | 4 | https://leetcode-cn.com/problems/sum-root-to-leaf-numbers |
| 补充题1. 排序奇升偶降链表 | 4 | https://leetcode-cn.com/problems/undefined |
| 53. 最大子序和 | 4 | https://leetcode-cn.com/problems/maximum-subarray |
| 146. LRU缓存机制 | 4 | https://leetcode-cn.com/problems/lru-cache |
| 54. 螺旋矩阵 | 4 | https://leetcode-cn.com/problems/spiral-matrix |
| 695. 岛屿的最大面积 | 3 | https://leetcode-cn.com/problems/max-area-of-island |
| 958. 二叉树的完全性检验 | 3 | https://leetcode-cn.com/problems/check-completeness-of-a-binary-tree |
| 206. 反转链表 | 3 | https://leetcode-cn.com/problems/reverse-linked-list |
| 41. 缺失的第一个正数 | 3 | https://leetcode-cn.com/problems/first-missing-positive |
| 103. 二叉树的锯齿形层次遍历 | 3 | https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal |
| 21. 合并两个有序链表 | 3 | https://leetcode-cn.com/problems/merge-two-sorted-lists |
| 215. 数组中的第K个最大元素 | 3 | https://leetcode-cn.com/problems/kth-largest-element-in-an-array |
| 169. 多数元素 | 2 | https://leetcode-cn.com/problems/majority-element |
| 153. 寻找旋转排序数组中的最小值 | 2 | https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array |
| 39. 组合总和 | 2 | https://leetcode-cn.com/problems/combination-sum |
| 165. 比较版本号 | 2 | https://leetcode-cn.com/problems/compare-version-numbers |
| 94. 二叉树的中序遍历 | 2 | https://leetcode-cn.com/problems/binary-tree-inorder-traversal |
| 1. 两数之和 | 2 | https://leetcode-cn.com/problems/two-sum |
| 160. 相交链表 | 2 | https://leetcode-cn.com/problems/intersection-of-two-linked-lists |
| 59. 螺旋矩阵 II | 2 | https://leetcode-cn.com/problems/spiral-matrix-ii |
| 232. 用栈实现队列 | 2 | https://leetcode-cn.com/problems/implement-queue-using-stacks |
| 226. 翻转二叉树 | 2 | https://leetcode-cn.com/problems/invert-binary-tree |
| 112. 路径总和 | 2 | https://leetcode-cn.com/problems/path-sum |
| 518. 零钱兑换 II | 2 | https://leetcode-cn.com/problems/coin-change-2 |
| 113. 路径总和 II | 2 | https://leetcode-cn.com/problems/path-sum-ii |
| 17. 电话号码的字母组合 | 2 | https://leetcode-cn.com/problems/letter-combinations-of-a-phone-number |
| 543. 二叉树的直径 | 2 | https://leetcode-cn.com/problems/diameter-of-binary-tree |
| 807. 保持城市天际线 | 1 | https://leetcode-cn.com/problems/max-increase-to-keep-city-skyline |
| 76. 最小覆盖子串 | 1 | https://leetcode-cn.com/problems/minimum-window-substring |
| 662. 二叉树最大宽度 | 1 | https://leetcode-cn.com/problems/maximum-width-of-binary-tree |
| 404. 左叶子之和 | 1 | https://leetcode-cn.com/problems/sum-of-left-leaves |
| 704. 二分查找 | 1 | https://leetcode-cn.com/problems/binary-search |
| 56. 合并区间 | 1 | https://leetcode-cn.com/problems/merge-intervals |
| 5. 最长回文子串 | 1 | https://leetcode-cn.com/problems/longest-palindromic-substring |
| 155. 最小栈 | 1 | https://leetcode-cn.com/problems/min-stack |
| 33. 搜索旋转排序数组 | 1 | https://leetcode-cn.com/problems/search-in-rotated-sorted-array |
| 19. 删除链表的倒数第N个节点 | 1 | https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list |
| 889. 根据前序和后序遍历构造二叉树 | 1 | https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-postorder-traversal |
| 10. 正则表达式匹配 | 1 | https://leetcode-cn.com/problems/regular-expression-matching |
| 138. 复制带随机指针的链表 | 1 | https://leetcode-cn.com/problems/copy-list-with-random-pointer |
| 468. 验证IP地址 | 1 | https://leetcode-cn.com/problems/validate-ip-address |
| 148. 排序链表 | 1 | https://leetcode-cn.com/problems/sort-list |
| 415. 字符串相加 | 1 | https://leetcode-cn.com/problems/add-strings |
| 剑指 Offer 05. 替换空格 | 1 | https://leetcode-cn.com/problems/ti-huan-kong-ge-lcof |
| 75. 颜色分类 | 1 | https://leetcode-cn.com/problems/sort-colors |
| 61. 旋转链表 | 1 | https://leetcode-cn.com/problems/rotate-list |
| 279. 完全平方数 | 1 | https://leetcode-cn.com/problems/perfect-squares |
| 143. 重排链表 | 1 | https://leetcode-cn.com/problems/reorder-list |
| 78. 子集 | 1 | https://leetcode-cn.com/problems/subsets |
| 334. 递增的三元子序列 | 1 | https://leetcode-cn.com/problems/increasing-triplet-subsequence |
| 582. 杀死进程 | 1 | https://leetcode-cn.com/problems/kill-process |
| 2. 两数相加 | 1 | https://leetcode-cn.com/problems/add-two-numbers |
| 101. 对称二叉树 | 1 | https://leetcode-cn.com/problems/symmetric-tree |
| 8. 字符串转换整数 (atoi) | 1 | https://leetcode-cn.com/problems/string-to-integer-atoi |
| 557. 反转字符串中的单词 III | 1 | https://leetcode-cn.com/problems/reverse-words-in-a-string-iii |
| 20. 有效的括号 | 1 | https://leetcode-cn.com/problems/valid-parentheses |
| 42. 接雨水 | 1 | https://leetcode-cn.com/problems/trapping-rain-water |
| 141. 环形链表 | 1 | https://leetcode-cn.com/problems/linked-list-cycle |
| 122. 买卖股票的最佳时机 II | 1 | https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii |
| 26. 删除排序数组中的重复项 | 1 | https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array |
| 80. 删除排序数组中的重复项 II | 1 | https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array-ii |
| 62. 不同路径 | 1 | https://leetcode-cn.com/problems/unique-paths |
| 63. 不同路径 II | 1 | https://leetcode-cn.com/problems/unique-paths-ii |
| 剑指 Offer 36. 二叉搜索树与双向链表 | 1 | https://leetcode-cn.com/problems/er-cha-sou-suo-shu-yu-shuang-xiang-lian-biao-lcof |
| 剑指 Offer 46. 把数字翻译成字符串 | 1 | https://leetcode-cn.com/problems/ba-shu-zi-fan-yi-cheng-zi-fu-chuan-lcof |
| 22. 括号生成 | 1 | https://leetcode-cn.com/problems/generate-parentheses |
| 104. 二叉树的最大深度 | 1 | https://leetcode-cn.com/problems/maximum-depth-of-binary-tree |
| 23. 合并K个排序链表 | 1 | https://leetcode-cn.com/problems/merge-k-sorted-lists |
| 69. x 的平方根 | 1 | https://leetcode-cn.com/problems/sqrtx |
| 32. 最长有效括号 | 1 | https://leetcode-cn.com/problems/longest-valid-parentheses |
| 剑指 Offer 10- II. 青蛙跳台阶问题 | 1 | https://leetcode-cn.com/problems/qing-wa-tiao-tai-jie-wen-ti-lcof |
| 84. 柱状图中最大的矩形 | 1 | https://leetcode-cn.com/problems/largest-rectangle-in-histogram |
| 11. 盛最多水的容器 | 1 | https://leetcode-cn.com/problems/container-with-most-water |
| 236. 二叉树的最近公共祖先 | 1 | https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree |
| 23. 合并K个升序链表 | 1 | https://leetcode-cn.com/problems/merge-k-sorted-lists |
| 977. 有序数组的平方 | 1 | https://leetcode-cn.com/problems/squares-of-a-sorted-array |
| 剑指 Offer 22. 链表中倒数第k个节点 | 1 | https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof |
| 300. 最长上升子序列 | 1 | https://leetcode-cn.com/problems/longest-increasing-subsequence |
| 144. 二叉树的前序遍历 | 1 | https://leetcode-cn.com/problems/binary-tree-preorder-traversal |
| 88. 合并两个有序数组 | 1 | https://leetcode-cn.com/problems/merge-sorted-array |
| 402. 移掉K位数字 | 1 | https://leetcode-cn.com/problems/remove-k-digits |
| 102. 二叉树的层序遍历 | 1 | https://leetcode-cn.com/problems/binary-tree-level-order-traversal |
| 225. 用队列实现栈 | 1 | https://leetcode-cn.com/problems/implement-stack-using-queues |
| 199. 二叉树的右视图 | 1 | https://leetcode-cn.com/problems/binary-tree-right-side-view |

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|题目|出现次数|链接|
|-|-|-|
|3. 无重复字符的最长子串|14|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|3. 无重复字符的最长子串|16|https://leetcode-cn.com/problems/longest-substring-without-repeating-characters|
|20. 有效的括号|8|https://leetcode-cn.com/problems/valid-parentheses|
|169. 多数元素|7|https://leetcode-cn.com/problems/majority-element|
|206. 反转链表|6|https://leetcode-cn.com/problems/reverse-linked-list|
|169. 多数元素|6|https://leetcode-cn.com/problems/majority-element|
|1. 两数之和|5|https://leetcode-cn.com/problems/two-sum|
|415. 字符串相加|5|https://leetcode-cn.com/problems/add-strings|
|78. 子集|5|https://leetcode-cn.com/problems/subsets|
|1. 两数之和|5|https://leetcode-cn.com/problems/two-sum|
|70. 爬楼梯|4|https://leetcode-cn.com/problems/climbing-stairs|
|94. 二叉树的中序遍历|4|https://leetcode-cn.com/problems/binary-tree-inorder-traversal|
|25. K 个一组翻转链表|4|https://leetcode-cn.com/problems/reverse-nodes-in-k-group|
|1143. 最长公共子序列|4|https://leetcode-cn.com/problems/longest-common-subsequence|
|64. 最小路径和|4|https://leetcode-cn.com/problems/minimum-path-sum|
|239. 滑动窗口最大值|3|https://leetcode-cn.com/problems/sliding-window-maximum|
|剑指 Offer 61. 扑克牌中的顺子|3|https://leetcode-cn.com/problems/bu-ke-pai-zhong-de-shun-zi-lcof|
|110. 平衡二叉树|3|https://leetcode-cn.com/problems/balanced-binary-tree|
|62. 不同路径|3|https://leetcode-cn.com/problems/unique-paths|
|15. 三数之和|3|https://leetcode-cn.com/problems/3sum|
|468. 验证IP地址|3|https://leetcode-cn.com/problems/validate-ip-address|
|146. LRU缓存机制|2|https://leetcode-cn.com/problems/lru-cache|
|83. 删除排序链表中的重复元素|2|https://leetcode-cn.com/problems/remove-duplicates-from-sorted-list|
|14. 最长公共前缀|2|https://leetcode-cn.com/problems/longest-common-prefix|
|704. 二分查找|2|https://leetcode-cn.com/problems/binary-search|
|88. 合并两个有序数组|2|https://leetcode-cn.com/problems/merge-sorted-array|
|42. 接雨水|2|https://leetcode-cn.com/problems/trapping-rain-water|
|39. 组合总和|2|https://leetcode-cn.com/problems/combination-sum|
|142. 环形链表 II|2|https://leetcode-cn.com/problems/linked-list-cycle-ii|
|268. 缺失数字|2|https://leetcode-cn.com/problems/missing-number|
|160. 相交链表|2|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
|543. 二叉树的直径|2|https://leetcode-cn.com/problems/diameter-of-binary-tree|
|32. 最长有效括号|2|https://leetcode-cn.com/problems/longest-valid-parentheses|
|141. 环形链表|2|https://leetcode-cn.com/problems/linked-list-cycle|
|15. 三数之和|2|https://leetcode-cn.com/problems/3sum|
|125. 验证回文串|2|https://leetcode-cn.com/problems/valid-palindrome|
|26. 删除排序数组中的重复项|2|https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array|
|242. 有效的字母异位词|2|https://leetcode-cn.com/problems/valid-anagram|
|179. 最大数|2|https://leetcode-cn.com/problems/largest-number|
|26. 删除排序数组中的重复项|2|https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array|
|5. 最长回文子串|2|https://leetcode-cn.com/problems/longest-palindromic-substring|
|468. 验证IP地址|2|https://leetcode-cn.com/problems/validate-ip-address|
|146. LRU缓存机制|2|https://leetcode-cn.com/problems/lru-cache|
|200. 岛屿数量|1|https://leetcode-cn.com/problems/number-of-islands|
|49. 字母异位词分组|1|https://leetcode-cn.com/problems/group-anagrams|
|704. 二分查找|1|https://leetcode-cn.com/problems/binary-search|
|198. 打家劫舍|1|https://leetcode-cn.com/problems/house-robber|
|151. 翻转字符串里的单词|1|https://leetcode-cn.com/problems/reverse-words-in-a-string|
|53. 最大子序和|1|https://leetcode-cn.com/problems/maximum-subarray|
|862. 和至少为 K 的最短子数组|1|https://leetcode-cn.com/problems/shortest-subarray-with-sum-at-least-k|
|215. 数组中的第K个最大元素|1|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
|97. 交错字符串|1|https://leetcode-cn.com/problems/interleaving-string|
|21. 合并两个有序链表|1|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|剑指 Offer 39. 数组中出现次数超过一半的数字|1|https://leetcode-cn.com/problems/shu-zu-zhong-chu-xian-ci-shu-chao-guo-yi-ban-de-shu-zi-lcof|
|162. 寻找峰值|1|https://leetcode-cn.com/problems/find-peak-element|
|154. 寻找旋转排序数组中的最小值 II|1|https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array-ii|
|1143. 最长公共子序列|1|https://leetcode-cn.com/problems/longest-common-subsequence|
|405. 数字转换为十六进制数|1|https://leetcode-cn.com/problems/convert-a-number-to-hexadecimal|
|232. 用栈实现队列|1|https://leetcode-cn.com/problems/implement-queue-using-stacks|
|31. 下一个排列|1|https://leetcode-cn.com/problems/next-permutation|
|350. 两个数组的交集 II|1|https://leetcode-cn.com/problems/intersection-of-two-arrays-ii|
|160. 相交链表|1|https://leetcode-cn.com/problems/intersection-of-two-linked-lists|
|32. 最长有效括号|1|https://leetcode-cn.com/problems/longest-valid-parentheses|
|224. 基本计算器|1|https://leetcode-cn.com/problems/basic-calculator|
|1201. 丑数 III|1|https://leetcode-cn.com/problems/ugly-number-iii|
|680. 验证回文字符串 Ⅱ|1|https://leetcode-cn.com/problems/valid-palindrome-ii|
|344. 反转字符串|1|https://leetcode-cn.com/problems/reverse-string|
|9. 回文数|1|https://leetcode-cn.com/problems/palindrome-number|
|796. 旋转字符串|1|https://leetcode-cn.com/problems/rotate-string|
|234. 回文链表|1|https://leetcode-cn.com/problems/palindrome-linked-list|
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|剑指 Offer 21. 调整数组顺序使奇数位于偶数前面|1|https://leetcode-cn.com/problems/diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof|
|498. 对角线遍历|1|https://leetcode-cn.com/problems/diagonal-traverse|
|443. 压缩字符串|1|https://leetcode-cn.com/problems/string-compression|
|19. 删除链表的倒数第N个节点|1|https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list|
|79. 单词搜索|1|https://leetcode-cn.com/problems/word-search|
|300. 最长上升子序列|1|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|76. 最小覆盖子串|1|https://leetcode-cn.com/problems/minimum-window-substring|
|240. 搜索二维矩阵 II|1|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|121. 买卖股票的最佳时机|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|718. 最长重复子数组|2|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
|剑指 Offer 22. 链表中倒数第k个节点|1|https://leetcode-cn.com/problems/lian-biao-zhong-dao-shu-di-kge-jie-dian-lcof|
|51. N皇后|1|https://leetcode-cn.com/problems/n-queens|
|236. 二叉树的最近公共祖先|1|https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree|
|41. 缺失的第一个正数|1|https://leetcode-cn.com/problems/first-missing-positive|
|240. 搜索二维矩阵 II|1|https://leetcode-cn.com/problems/search-a-2d-matrix-ii|
|121. 买卖股票的最佳时机|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock|
|113. 路径总和 II|1|https://leetcode-cn.com/problems/path-sum-ii|
|122. 买卖股票的最佳时机 II|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
|122. 买卖股票的最佳时机 II|1|https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii|
|41. 缺失的第一个正数|1|https://leetcode-cn.com/problems/first-missing-positive|
|557. 反转字符串中的单词 III|1|https://leetcode-cn.com/problems/reverse-words-in-a-string-iii|
|200. 岛屿数量|1|https://leetcode-cn.com/problems/number-of-islands|
|49. 字母异位词分组|1|https://leetcode-cn.com/problems/group-anagrams|
|198. 打家劫舍|1|https://leetcode-cn.com/problems/house-robber|
|151. 翻转字符串里的单词|1|https://leetcode-cn.com/problems/reverse-words-in-a-string|
|53. 最大子序和|1|https://leetcode-cn.com/problems/maximum-subarray|
|103. 二叉树的锯齿形层次遍历|1|https://leetcode-cn.com/problems/binary-tree-zigzag-level-order-traversal|
|862. 和至少为 K 的最短子数组|1|https://leetcode-cn.com/problems/shortest-subarray-with-sum-at-least-k|
|21. 合并两个有序链表|1|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|剑指 Offer 39. 数组中出现次数超过一半的数字|1|https://leetcode-cn.com/problems/shu-zu-zhong-chu-xian-ci-shu-chao-guo-yi-ban-de-shu-zi-lcof|
|215. 数组中的第K个最大元素|1|https://leetcode-cn.com/problems/kth-largest-element-in-an-array|
|97. 交错字符串|1|https://leetcode-cn.com/problems/interleaving-string|
|154. 寻找旋转排序数组中的最小值 II|1|https://leetcode-cn.com/problems/find-minimum-in-rotated-sorted-array-ii|
|162. 寻找峰值|1|https://leetcode-cn.com/problems/find-peak-element|
|958. 二叉树的完全性检验|1|https://leetcode-cn.com/problems/check-completeness-of-a-binary-tree|
|405. 数字转换为十六进制数|1|https://leetcode-cn.com/problems/convert-a-number-to-hexadecimal|
|31. 下一个排列|1|https://leetcode-cn.com/problems/next-permutation|
|350. 两个数组的交集 II|1|https://leetcode-cn.com/problems/intersection-of-two-arrays-ii|
|232. 用栈实现队列|1|https://leetcode-cn.com/problems/implement-queue-using-stacks|
|224. 基本计算器|1|https://leetcode-cn.com/problems/basic-calculator|
|1201. 丑数 III|1|https://leetcode-cn.com/problems/ugly-number-iii|
|680. 验证回文字符串 Ⅱ|1|https://leetcode-cn.com/problems/valid-palindrome-ii|
|补充题1. 排序奇升偶降链表|1|https://zhuanlan.zhihu.com/p/311113031|
|344. 反转字符串|1|https://leetcode-cn.com/problems/reverse-string|
|9. 回文数|1|https://leetcode-cn.com/problems/palindrome-number|
|剑指 Offer 10- II. 青蛙跳台阶问题|1|https://leetcode-cn.com/problems/qing-wa-tiao-tai-jie-wen-ti-lcof|
|796. 旋转字符串|1|https://leetcode-cn.com/problems/rotate-string|
|124. 二叉树中的最大路径和|1|https://leetcode-cn.com/problems/binary-tree-maximum-path-sum|
|剑指 Offer 21. 调整数组顺序使奇数位于偶数前面|1|https://leetcode-cn.com/problems/diao-zheng-shu-zu-shun-xu-shi-qi-shu-wei-yu-ou-shu-qian-mian-lcof|
|234. 回文链表|1|https://leetcode-cn.com/problems/palindrome-linked-list|
|443. 压缩字符串|1|https://leetcode-cn.com/problems/string-compression|
|19. 删除链表的倒数第N个节点|1|https://leetcode-cn.com/problems/remove-nth-node-from-end-of-list|
|498. 对角线遍历|1|https://leetcode-cn.com/problems/diagonal-traverse|
|300. 最长上升子序列|1|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|22. 括号生成|1|https://leetcode-cn.com/problems/generate-parentheses|
|76. 最小覆盖子串|1|https://leetcode-cn.com/problems/minimum-window-substring|
|79. 单词搜索|1|https://leetcode-cn.com/problems/word-search|