Interview preparation
Introduction
Data Structure Implementations
ArrayList
LinkedList
Queue
Stack
Heap
HashMap
Binary Tree
Search & Backtracking 搜索与回溯
DFS + Backtracking研究
Permutations, Subsets, Combinations
Combinations Continued
Permutation Related
枚举法
N-Queens
Sudoku
Strobogrammatic Number
WordLadder
Number of ways问题
DFS flood filling
String构造式DFS+Backtracking
Word Pattern
String字符串类
Palindrome Pairs
Validate IP Address
Graph & Topological Sorting
有向\/无向图的基本性质和操作
Topological Sorting, DFS
Topological Sorting, BFS
Reconstruct Itinerary
Course Schedule
Alien Dictionary
Undirected Graph, DFS
Undirected Graph, BFS
Number of Connected Components in an Undirected Graph
Find the Weak Connected Component in the Directed Graph
矩阵BFS，搜索最短距离
找矩阵里的空间上的中点，非BFS搜索问题
Pacific Atlantic Water Flow
Union Find, 并查集
Number of Components
Number of Islands
Union Find应用
List Node 链表题
LinkedList操作
Dynamic Programming，动态规划
动态规划
Overlapping Subproblems && Optimal Substructure
入门House Robber
Paint Fence & House
矩阵路径，滚动数组
记忆化搜索
博弈类DP
区间类DP
Subarray 划分类 股票
字符串类
Bomb Enemy
背包问题
Tree
Tree，各种Binary Tree定义
LCA类问题
三序遍历，vertical order
Post order traversal的应用
Min Max Balanced Depth
Tree, BST
如何递归转迭代
子树结构
Level Order Traversal
修改结构
创建 序列化
Tree, 子树组合，BST query
路径与路径和
NestedInteger类
Trie
Trie应用
SegmentTree
Segment Tree基础
Segment Tree应用
Range Query
Binary Indexed Tree or Fenwick Tree
Bit Manipulation
XOR
逐位比较bit
用bit来做subsets
Store Information by Bit
Bit Related Operations
Binary Search
Matrix Binary Search
Array Binary Search
Find Peak Element
Binary Search in Rotated Sorted Array
Is Subsequence
Two Pointers
对撞 two sum类与灌水类
对撞 partition类
Wiggle Sort
Sliding Window类
Heap, 排序matrix中的two pointer
Greedy
String类
Jump Game
Array类
Interval类
LIS, 单调栈, Stack
LIS
单调栈
Largest Divisible Subsets
stack题
Interval与扫描线
Range Addition & LCS
Interval类
扫描线
括号
数学表达式
Iterator类
Majority Element, Moore's Voting
Matrix Inplace Operations
Hash Table
数据结构设计
Design & OOD类算法
随机算法&数据结构
IO Buffer & H-Index
Excel Sheet & Remove Duplicates
Integer的构造，操作，序列号
数字构造，组成，运算
Frequency类问题
Missing Number类，元素交换，数组环形跳转
Encode Decode String
Shortest Distance && Word Abbreviation
Permutation
Merge Sort
Parser
FB tag
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List Node 链表题
List Node 链表题
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