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|题目|出现次数|链接|
|-|-|-|
|补充题4. 手撕快速排序|7|https://leetcode-cn.com/problems/sort-an-array|
|70. 爬楼梯|4|https://leetcode-cn.com/problems/climbing-stairs|
|88. 合并两个有序数组|4|https://leetcode-cn.com/problems/merge-sorted-array|
|剑指 Offer 10- I. 斐波那契数列|4|https://leetcode-cn.com/problems/fei-bo-na-qi-shu-lie-lcof|
|104. 二叉树的最大深度|3|https://leetcode-cn.com/problems/maximum-depth-of-binary-tree|
|300. 最长上升子序列|3|https://leetcode-cn.com/problems/longest-increasing-subsequence|
|20. 有效的括号|2|https://leetcode-cn.com/problems/valid-parentheses|
|415. 字符串相加|2|https://leetcode-cn.com/problems/add-strings|
|46. 全排列|2|https://leetcode-cn.com/problems/permutations|
|1047. 删除字符串中的所有相邻重复项|2|https://leetcode-cn.com/problems/remove-all-adjacent-duplicates-in-string|
|498. 对角线遍历|2|https://leetcode-cn.com/problems/diagonal-traverse|
|322. 零钱兑换|2|https://leetcode-cn.com/problems/coin-change|
|48. 旋转图像|2|https://leetcode-cn.com/problems/rotate-image|
|136. 只出现一次的数字|2|https://leetcode-cn.com/problems/single-number|
|54. 螺旋矩阵|1|https://leetcode-cn.com/problems/spiral-matrix|
|141. 环形链表|1|https://leetcode-cn.com/problems/linked-list-cycle|
|654. 最大二叉树|1|https://leetcode-cn.com/problems/maximum-binary-tree|
|704. 二分查找|1|https://leetcode-cn.com/problems/binary-search|
|557. 反转字符串中的单词 III|1|https://leetcode-cn.com/problems/reverse-words-in-a-string-iii|
|102. 二叉树的层序遍历|1|https://leetcode-cn.com/problems/binary-tree-level-order-traversal|
|21. 合并两个有序链表|1|https://leetcode-cn.com/problems/merge-two-sorted-lists|
|206. 反转链表|1|https://leetcode-cn.com/problems/reverse-linked-list|
|199. 二叉树的右视图|1|https://leetcode-cn.com/problems/binary-tree-right-side-view|
|42. 接雨水|1|https://leetcode-cn.com/problems/trapping-rain-water|
|64. 最小路径和|1|https://leetcode-cn.com/problems/minimum-path-sum|
|补充题5. 手撕归并排序|1|https://leetcode-cn.com/problems/sort-an-array|
|50. Pow(x, n)|1|https://leetcode-cn.com/problems/powx-n|
|172. 阶乘后的零|1|https://leetcode-cn.com/problems/factorial-trailing-zeroes|
|105. 从前序与中序遍历序列构造二叉树|1|https://leetcode-cn.com/problems/construct-binary-tree-from-preorder-and-inorder-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|
|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|
|6. Z 字形变换|1|https://leetcode-cn.com/problems/zigzag-conversion|
|63. 不同路径 II|1|https://leetcode-cn.com/problems/unique-paths-ii|
|384. 打乱数组|1|https://leetcode-cn.com/problems/shuffle-an-array|
|14. 最长公共前缀|1|https://leetcode-cn.com/problems/longest-common-prefix|
|15. 三数之和|1|https://leetcode-cn.com/problems/3sum|
|260. 只出现一次的数字 III|1|https://leetcode-cn.com/problems/single-number-iii|
|补充题19. 判断一个点是否在三角形内|1|https://mp.weixin.qq.com/s/qnVUJq4lmnLsXJgyHCXngA|
|1. 两数之和|1|https://leetcode-cn.com/problems/two-sum|
|718. 最长重复子数组|1|https://leetcode-cn.com/problems/maximum-length-of-repeated-subarray|
|59. 螺旋矩阵 II|1|https://leetcode-cn.com/problems/spiral-matrix-ii|
|53. 最大子序和|1|https://leetcode-cn.com/problems/maximum-subarray|
|283. 移动零|1|https://leetcode-cn.com/problems/move-zeroes|
|1518. 换酒问题|1|https://leetcode-cn.com/problems/water-bottles|
|78. 子集|1|https://leetcode-cn.com/problems/subsets|