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- FAANG top questions
- 1.5) Self-Balancing Binary Search Trees (BSTs)
- 1.4) Find the Floor of given value in BST
- 1.3) Binary Search Tree Deletion
- 1.2) Binary Search Tree Implementation
- 1.1) Introduction to Binary Search Tree
- 3.8) Iterative Postorder Traversal of Binary Tree
- 3.7) Iterative Preorder Traversal of Binary Tree
- 3.6) Iterative Inorder Traversal of Binary Tree
- 3.5) Serialize/Deserialize Binary Tree
- 3.4) Count Nodes in Complete Binary Tree
- 2.5) Find whether Binary Tree satisfies the Children Sum Property or not?
- 2.4) To Print Nodes at K Distance
- 2.3) Find Height of Binary Tree
- 2.2) Find Maximum value among all nodes in the tree
- 2.1) Size of Binary Tree
- 1.7) Binary Tree Zig-Zag traversal (Spiral Form Traversal)
- 1.6) Level Order traversal of a Binary Tree
- 1.5) Post-Order traversal of a Binary Tree
- 1.4) Pre-Order Traversal of Binary Tree
- 1.3) In-Order traversal of Binary Tree
- 1.2) Binary Tree
- 1.4) Is Subsequence or not?
- 1.3) Counting Bits
- 1.2) Fibonacci Number
- Minimum Cost to Hire K Workers
- Rearranging Strings K Distance Apart
- Find K Pairs with Smallest Sum
- Kth Smallest Element in a Sorted Matrix
- Merge K Sorted Lists
- 1.6) Find Combination Sum to Target
- 1.5) Palindrome Partitioning of String
- 1.4) Letter Combinations of a Phone Number
- 1.3) Return all possible Permutations
- 1.2) Subsets
- Find Right Interval
- IPO Problem
- Sliding Window Median
- Find Median from Data Stream
- Concatenated Words
- Design Add and Search Words Data Structure
- Implement Trie (Prefix Tree)
- Word Break
- Minimum Height Trees
- Alien Dictionary
- Course Schedule
- Minesweeper
- Count Sub Islands
- Find All Groups of Farmland
- Walls and Gates
- Surrounded Regions
- Number of Islands
- Flood Fill
- 2.6) Average of Levels in Binary Tree
- 3.3) N-ary Tree Level Order Traversal
- 1.2) Binary Tree Level Order Traversal II
- 3.2) Minimum Depth of Binary Tree
- 1.3) Binary Tree Zigzag Level Order Traversal
- 1.1) Binary Tree Level Order Traversal
- 2.9) Find All The Lonely Nodes
- Binary Tree Inorder Traversal
- Range Sum of BST
- 2.7) Diameter of Binary Tree
- Sum Root to Leaf Numbers
- Binary Tree Maximum Path Sum
- 3.1) Maximum Depth of Binary Tree
- 2.8) Two Trees are Same or not
- Path Sum III
- Path Sum II
- Path Sum
- Middle of the Linked List
- Happy Number
- Linked List Cycle II
- Linked List Cycle
- Reverse Nodes in k-Group
- Reverse Linked List II