Skip to content

zhulinwei/leetcode

Folders and files

NameName
Last commit message
Last commit date

Latest commit

 

History

76 Commits
 
 
 
 
 
 
 
 

Repository files navigation

leetcode

Algorithm

# title describe difficulty completion recommend
1 tow sum 两数之和 easy yes yes
2 add two numbers 两数相加 medium yes yes
3 longest substring without repeating characters 无重复字符的最长子串 medium yes yes
4 median of two sorted arrays 寻找两个有序数组的中位数 hard no no
5 longest palindromic substring 最长回文子串 medium no yes
7 reverse integer 整数反转 easy yes .
9 palindrome number 回文数 easy yes .
14 longest common prefix 最长公共前缀 easy yes yes
20 valid parentheses 有效的括号 easy yes .
35 search insert position 搜索插入位置 easy no .
53 Maximum Subarray 最大子序和 easy yes yes
66 plus one 加1 easy yes .
67 add binary 二进制求和 easy yes .
69 sqrtx x的平方根 easy yes yes
70 climbing stairs 爬楼梯 easy yes yes
83 remove duplicates from sorted list 删除排序链表中的重复元素 easy yes yes
94 binary tree inorder traversal 二叉树的中序遍历 medium yes yes
100 same tree 相同的树 easy yes .
101 symmetric tree 对称二叉树 easy yes .
104 maximum depth of binary tree 二叉树的最大深度 easy yes yes
110 balanced binary tree 平衡二叉树 easy yes .
111 minimum depth of binary tree 二叉树的最小深度 easy yes yes
144 binary tree preorder traversal 二叉树的前序遍历 medium yes yes
145 binary tree postorder traversal 二叉树的后序遍历 hard yes yes
169 majority element 求众数 easy yes .
189 rotate array 旋转数组 easy yes yes
190 reverse bits 颠倒二进制位 easy yes .
191 number of 1 bits 位1的个数 easy yes .
206 reverse linked list 反转链表 easy no .
215 kth largest element in an array 数组中的第K个最大元素 medium no yes
226 invert binary tree 翻转二叉树 easy yes .
257 binary tree paths 二叉树的所有路径 easy yes .
450 delete node in a bst 删除二叉搜索树中的节点 medium yes yes
617 merge two binary trees 合并二叉树 easy no .
700 search in a binary search tree 二叉搜索树中的搜索 easy yes .

Database

# title describe difficulty completion recommend
175 combine two tables 组合两个表 easy yes .
176 second highest salary 第二高薪 easy yes .
181 employees earning more than their managers 超过经理收入的员工 easy yes .
183 customers who never order 从不订购的客户 easy yes .
196 delete-duplicate-emails 删除重复的电子邮箱 easy yes .

About

LeetCode problems and solutions

Resources

Stars

Watchers

Forks

Releases

No releases published

Packages

No packages published