Java
Introduction
Java
How to iterate through Java List? Five (5) ways to Iterate Through Loop in Java
The stack and the heap(The way Java stores things)
Autoboxing and Unboxing
Tips
Comparator and Comparable
2D array trick
Ways to create a stack
Two ways to get numeric value in string
Treemap and Sort Map by Value
Others
Eclipse shortcuts
isPrime
Leetcode and Lintcode
Maximum Average Subarray
Sort Color II (Rainbow Sort)
Partition
Maximum Subarray
Maximum Subarray IV
Minimum Subtree(ResultType question)
Careful with BST
Clever use of -1
Binary Tree Traversal
Binary Tree With Parent Node
2 Queues and 2 Stacks in Binary Tree
DFS in Binary Tree(pass the depth or level)
Binary Tree Serialization and Deserialization
Graph Valid Tree(Valid Tree Requirements)
Convert Binary Tree to Linked Lists by Depth
Type conversion
Group Anagrams
Google OA questions
Longest Arithmetic Progression
Clever use of HashMap(HashSet) to solve array problems
Not just BFS(Zombie in Matrix)
Two Lexicographical problems
Shortest path in simple graph
DFS and pruning
Divide list into consecutive groups
Dynamic Programming
Combination Sum IV
Word Break
Greedy
Course Schedule III
Topological Sorting
Topological Sorting(Course Schedule)
2 Dimensional Array Problem
Longest Increasing Continuous subsequence II
Longest Line of Consecutive One in Matrix
Linked List
Linked List Cycle II
Two ways to reverse a linked list
Matrix
Sparse Matrix Multiplication
String
Binary Number with Alternating Bits
Bit opearion
Total Hamming Distance
BFS and DFS
When to use bfs and when to use dfs
Array
Kadane's Algorithms
Stack
Basic Calculator II
Basic Calculator
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Leetcode and Lintcode
Leetcode and Lintcode
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