Problems

• Two Sum
• Parity of a word
• Merge 2 sorted lists
• Even Odd Merge
• Queue with Max API
• Height Balanced Tree
• Merge k - sorted Lists / Arrays
• Implement Stack using Heaps
• Binary Search
• Search in 2D Matrix
• Kth largest element (stream / array)
• LRU Cache
• Intersection of 2 sorted arrays

• Merge 2 sorted arrays
• Tree is BST or
• LCA in BST
• Power Set
• Diameter of Tree
• Fibonacci Series
• Gasup Problem
• Maximum Water trapped b/w vertical lines
• DFS / BFS in Graph (Count Islands)
• Enclosed Region
• Deadlock Detection
• Topological Sorting

Problems

• Minimum Height BST from LinkedList
• First missing +ve number
• Position attacked by rooks
• copy random list
• Max of Sliding Window
• Count Inversions

Problems