前面原题链接,后面题解链接

 

原题(50题)链接 <https://leetcode-cn.com/problemset/2018-50/>

 

目录

 

  # 题名 解答 通过率 难度
  104
二叉树的最大深度 <https://leetcode-cn.com/problems/maximum-depth-of-binary-tree>    
  64.1% 简单
  344
反转字符串 <https://leetcode-cn.com/problems/reverse-string>    
  62.5% 简单
  292
Nim游戏 <https://leetcode-cn.com/problems/nim-game>    
  61.1% 简单
  557
反转字符串中的单词 III <https://leetcode-cn.com/problems/reverse-words-in-a-string-iii>
    
  60.6% 简单
  237
删除链表中的节点 <https://leetcode-cn.com/problems/delete-node-in-a-linked-list>    
  57.3% 简单
  136
只出现一次的数字 <https://leetcode-cn.com/problems/single-number>    
  52.6% 简单
  206
反转链表 <https://leetcode-cn.com/problems/reverse-linked-list>    
  52.5% 简单
  169
求众数 <https://leetcode-cn.com/problems/majority-element>    
  51.5% 简单
  9
回文数 <https://leetcode-cn.com/problems/palindrome-number>    
  51.5% 简单
  235
二叉搜索树的最近公共祖先
<https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-search-tree>
    
  50.8% 简单
  21
合并两个有序链表 <https://leetcode-cn.com/problems/merge-two-sorted-lists>    
  48.9% 简单
  122
买卖股票的最佳时机 II
<https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock-ii>    
  48.2% 简单
  155
最小栈 <https://leetcode-cn.com/problems/min-stack>    
  44.8% 简单
  121
买卖股票的最佳时机 <https://leetcode-cn.com/problems/best-time-to-buy-and-sell-stock>
    
  43.4% 简单
  231
2的幂 <https://leetcode-cn.com/problems/power-of-two>    
  41.1% 简单
  217
存在重复元素 <https://leetcode-cn.com/problems/contains-duplicate>    
  40.9% 简单
  70
爬楼梯 <https://leetcode-cn.com/problems/climbing-stairs>    
  40.7% 简单
  26
删除排序数组中的重复项
<https://leetcode-cn.com/problems/remove-duplicates-from-sorted-array>    
  39.5% 简单
  88
合并两个有序数组 <https://leetcode-cn.com/problems/merge-sorted-array>    
  38.4% 简单
  53
最大子序和 <https://leetcode-cn.com/problems/maximum-subarray>    
  37.9% 简单
  20
有效的括号 <https://leetcode-cn.com/problems/valid-parentheses>    
  32.4% 简单
  141
环形链表 <https://leetcode-cn.com/problems/linked-list-cycle>    
  29.7% 简单
  160
相交链表 <https://leetcode-cn.com/problems/intersection-of-two-linked-lists>    
  29.4% 简单
  14
最长公共前缀 <https://leetcode-cn.com/problems/longest-common-prefix>    
  28.9% 简单
  7
反转整数 <https://leetcode-cn.com/problems/reverse-integer>    
  28.6% 简单
  78
子集 <https://leetcode-cn.com/problems/subsets>    
  66.6% 中等
  59
螺旋矩阵 II <https://leetcode-cn.com/problems/spiral-matrix-ii>    
  66.2% 中等
  46
全排列 <https://leetcode-cn.com/problems/permutations>    
  60.3% 中等
  230
二叉搜索树中第K小的元素 <https://leetcode-cn.com/problems/kth-smallest-element-in-a-bst>
    
  56.7% 中等
  238
除自身以外数组的乘积 <https://leetcode-cn.com/problems/product-of-array-except-self>    
  54.1% 中等
  89
格雷编码 <https://leetcode-cn.com/problems/gray-code>    
  53.9% 中等
  148
排序链表 <https://leetcode-cn.com/problems/sort-list>    
  51.2% 中等
  215
数组中的第K个最大元素 <https://leetcode-cn.com/problems/kth-largest-element-in-an-array>
    
  50.3% 中等
  62
不同路径 <https://leetcode-cn.com/problems/unique-paths>    
  48.8% 中等
  11
盛最多水的容器 <https://leetcode-cn.com/problems/container-with-most-water>    
  41.2% 中等
  236
二叉树的最近公共祖先
<https://leetcode-cn.com/problems/lowest-common-ancestor-of-a-binary-tree>    
  37.7% 中等
  16
最接近的三数之和 <https://leetcode-cn.com/problems/3sum-closest>    
  34.5% 中等
  61
旋转链表 <https://leetcode-cn.com/problems/rotate-list>    
  33.4% 中等
  43
字符串相乘 <https://leetcode-cn.com/problems/multiply-strings>    
  33.1% 中等
  33
搜索旋转排序数组 <https://leetcode-cn.com/problems/search-in-rotated-sorted-array>    
  32.1% 中等
  54
螺旋矩阵 <https://leetcode-cn.com/problems/spiral-matrix>    
  30.2% 中等
  2
两数相加 <https://leetcode-cn.com/problems/add-two-numbers>    
  29.0% 中等
  142
环形链表 II <https://leetcode-cn.com/problems/linked-list-cycle-ii>    
  26.7% 中等
  5
最长回文子串 <https://leetcode-cn.com/problems/longest-palindromic-substring>    
  22.5% 中等
  15
三数之和 <https://leetcode-cn.com/problems/3sum>    
  15.7% 中等
  8
字符串转整数 (atoi) <https://leetcode-cn.com/problems/string-to-integer-atoi>    
  15.3% 中等
  23
合并K个排序链表 <https://leetcode-cn.com/problems/merge-k-sorted-lists>    
  38.6% 困难
  146
LRU缓存机制 <https://leetcode-cn.com/problems/lru-cache>    
  32.5% 困难
  124
二叉树中的最大路径和 <https://leetcode-cn.com/problems/binary-tree-maximum-path-sum>    
  30.5% 困难
  4
两个排序数组的中位数 <https://leetcode-cn.com/problems/median-of-two-sorted-arrays>    
  30.3% 困难
已从易到难排序 

 

下面将陆续更新个人题解,尽量做到排版思路尽善尽美,希望大家也能有所收获,一起交流学习~~~

 

目录

目录
<https://blog.csdn.net/weixin_41793113/article/details/82721102#%E7%9B%AE%E5%BD%95>

leetcode 104. 二叉树的最大深度(Maximum Depth of Binary Tree)
<https://blog.csdn.net/weixin_41793113/article/details/82721195>

leetcode 344. 反转字符串(Reverse String)
<https://blog.csdn.net/weixin_41793113/article/details/82721285>

leetcode 292. Nim游戏(Nim Game)
<https://blog.csdn.net/weixin_41793113/article/details/82721852>

leetcode 557. 反转字符串中的单词 III(Reverse Words in a String III)
<https://blog.csdn.net/weixin_41793113/article/details/82722366>

leetcode 237. 删除链表中的节点(Delete Node in a Linked List)
<https://blog.csdn.net/weixin_41793113/article/details/82722400>

leetcode 136. 只出现一次的数字(Single Number)
<https://blog.csdn.net/weixin_41793113/article/details/82722469>

leetcode 206. 反转链表(Reverse Linked List) java beat 100%
<https://blog.csdn.net/weixin_41793113/article/details/82528926>

leetcode 169. 求众数(Majority Element)
<https://blog.csdn.net/weixin_41793113/article/details/82722636>

leetcode 9. 回文数(Palindrome Number)
<https://blog.csdn.net/weixin_41793113/article/details/82722871>

leetcode 235. 二叉搜索树的最近公共祖先(Lowest Common Ancestor of a Binary Search Tree)
<https://blog.csdn.net/weixin_41793113/article/details/82723836>

leetcode 21. 合并两个有序链表(Merge Two Sorted Lists)
<https://blog.csdn.net/weixin_41793113/article/details/82724043>

leetcode 122. 买卖股票的最佳时机 II(Best Time to Buy and Sell Stock II) beat 100%
<https://blog.csdn.net/weixin_41793113/article/details/82747453>

leetcode 155. 最小栈(Min Stack)
<https://blog.csdn.net/weixin_41793113/article/details/82723767>

leetcode 121. 买卖股票的最佳时机(Best Time to Buy and Sell Stock)
<https://blog.csdn.net/weixin_41793113/article/details/82748503>

leetcode 231. 2的幂(Power of Two)
<https://blog.csdn.net/weixin_41793113/article/details/82761554>

leetcode 217. 存在重复元素(Contains Duplicate)
<https://blog.csdn.net/weixin_41793113/article/details/82761735>

leetcode 70. 爬楼梯(Climbing Stairs)
<https://blog.csdn.net/weixin_41793113/article/details/82761835>

leetcode 26. 删除排序数组中的重复项(Remove Duplicates from Sorted Array)
<https://blog.csdn.net/weixin_41793113/article/details/82761976>

leetcode 88. 合并两个有序数组(Merge Sorted Array)
<https://blog.csdn.net/weixin_41793113/article/details/82748904>

leetcode 53. 最大子序和(Maximum Subarray)
<https://blog.csdn.net/weixin_41793113/article/details/82762133>

leetcode 20. 有效的括号(Valid Parentheses)
<https://blog.csdn.net/weixin_41793113/article/details/82194984>

leetcode 141. 环形链表(Linked List Cycle)
<https://blog.csdn.net/weixin_41793113/article/details/82724648>

leetcode 160. 相交链表(Intersection of Two Linked Lists)
<https://blog.csdn.net/weixin_41793113/article/details/82725326>

leetcode 14. 最长公共前缀(Longest Common Prefix)
<https://blog.csdn.net/weixin_41793113/article/details/82746913>

leetcode 7. 反转整数(Reverse Integer)
<https://blog.csdn.net/weixin_41793113/article/details/82746972>

leetcode 78. 子集(Subsets) beat 100%
<https://blog.csdn.net/weixin_41793113/article/details/82747368>

leetcode 59. 螺旋矩阵 II(Spiral Matrix II)
<https://blog.csdn.net/weixin_41793113/article/details/82762203>

leetcode 46. 全排列(Permutations) beat 99.28%
<https://blog.csdn.net/weixin_41793113/article/details/82725439>

leetcode 230. 二叉搜索树中第K小的元素(Kth Smallest Element in a BST)
<https://blog.csdn.net/weixin_41793113/article/details/82762284>

leetcode 238. 除自身以外数组的乘积(Product of Array Except Self) beat 100%
<https://blog.csdn.net/weixin_41793113/article/details/82794638>

leetcode 89. 格雷编码(Gray Code)
<https://blog.csdn.net/weixin_41793113/article/details/82794986>

leetcode 148. 排序链表(Sort List)
<https://blog.csdn.net/weixin_41793113/article/details/82762356>

leetcode 215. 数组中的第K个最大元素(Kth Largest Element in an Array)
<https://blog.csdn.net/weixin_41793113/article/details/82779888>

leetcode 62. 不同路径(Unique Paths)
<https://blog.csdn.net/weixin_41793113/article/details/82774565>

leetcode 11. 盛最多水的容器(Container With Most Water)
<https://blog.csdn.net/weixin_41793113/article/details/82774746>

leetcode 236. 二叉树的最近公共祖先(Lowest Common Ancestor of a Binary Tree)
<https://blog.csdn.net/weixin_41793113/article/details/82795013>

 

leetcode 61. 旋转链表(Rotate List)
<https://blog.csdn.net/weixin_41793113/article/details/82774293>

leetcode 43. 字符串相乘(Multiply Strings)
<https://blog.csdn.net/weixin_41793113/article/details/82762608>

 

leetcode 54. 螺旋矩阵(Spiral Matrix)
<https://blog.csdn.net/weixin_41793113/article/details/82774205>

leetcode 2. 两数相加(Add Two Numbers)
<https://blog.csdn.net/weixin_41793113/article/details/82794414>

leetcode 142. 环形链表 II(Linked List Cycle II)
<https://blog.csdn.net/weixin_41793113/article/details/82762687>

leetcode 5. 最长回文子串(Longest Palindromic Substring)
<https://blog.csdn.net/weixin_41793113/article/details/82775363>

leetcode 15. 三数之和(3Sum)
<https://blog.csdn.net/weixin_41793113/article/details/82775018>

 

leetcode 23. 合并K个排序链表(Merge k Sorted Lists)
<https://blog.csdn.net/weixin_41793113/article/details/82780061>

 

待更新(*有上限,一天只能发布10篇)