2024 Q2 - neetCode150 Started on April 16.

Heap / Priority Queue Problems

• Kth Largest Element in a Stream - Easy -20240415
• Last Stone Weight - Easy -20240416
• K Closest Points to Origin - Medium - 20240417
• Kth Largest Element in an Array - Medium - 20240418
• Task Scheduler - Medium - 20240419
• Design Twitter - Medium - 20240422
• Find Median from Data Stream - Hard

Backtracking Problems

• Subsets - Medium - 20240423
• Combination Sum - Medium - 20240424
• Permutations - Medium - 20240425
• Subsets II - Medium - 20240426
• Combination Sum II - Medium 20240515
• Word Search - Medium 20240516
• Palindrome Partitioning - Medium 20240517
• Letter Combinations of a Phone Number - Medium 20240519
• N Queens - Hard

Tries Problems

• Implement Trie (Prefix Tree) - Medium - 20240429
• Add and Search Word - Data structure design - Medium- 20240430
• Word Search II - Hard

Graphs Problems

• Number of Islands - Medium - 20240521
• Clone Graph - Medium - 20240522
• Max Area of Island - Medium - 20240523
• Pacific Atlantic Water Flow - Medium - 20240524
• Surrounded Regions - Medium - 20240527
• Rotting Oranges - Medium - 20240528
• Walls and Gates - Medium - 20240529
• Course Schedule - Medium - 20240530
• Course Schedule II - Medium - 20240531
• Redundant Connection - Medium -20240603 (UnionFind)
• Number of Connected Components in an Undirected Graph - Medium - 20240604 (UnionFind)
• Graph Valid Tree - Medium - 20240605 (UnionFind)
• Word Ladder - Hard

1-D Dynamic Programming Problems

• Climbing Stairs - Easy - 20240606

• Min Cost Climbing Stairs - Easy - 20240607

• House Robber - Medium - 20240610

• House Robber II - Medium - 20240611

• Longest Palindromic Substring - Medium - 20240612

• Palindromic Substrings - Medium - 20240613

• Decode Ways - Medium - 20240614

• Coin Change - Medium - 20240617

• Maximum Product Subarray - Medium - 20240618

• Word Break - Medium

• Longest Increasing Subsequence - Medium

• Partition Equal Subset Sum - Medium

2-D Dynamic Programming Problems ()

• Unique Paths - Medium
• Longest Common Subsequence - Medium - 20240701
• Best Time to Buy and Sell Stock with Cooldown - Medium - 20240702
• Coin Change II - Medium - 20240703
• Target Sum - Medium
• Interleaving String - Medium
• Longest Increasing Path in a Matrix - Hard
• Distinct Subsequences - Hard
• Edit Distance - Medium
• Burst Balloons - Hard
• Regular Expression Matching - Hard

Greedy Problems

• Maximum Subarray - Medium
• Jump Game - Medium
• Jump Game II - Medium
• Gas Station - Medium
• Hand of Straights - Medium
• Merge Triplets to Form Target Triplet - Medium
• Partition Labels - Medium
• Valid Parenthesis String - Medium

Intervals Problems

• Insert Interval - Medium
• Merge Intervals - Medium
• Non-overlapping Intervals - Medium
• Meeting Rooms - Easy
• Meeting Rooms II - Medium
• Minimum Interval to Include Each Query - Hard

Math & Geometry Problems

• Rotate Image - Medium
• Spiral Matrix - Medium
• Set Matrix Zeroes - Medium
• Happy Number - Easy
• Plus One - Easy
• Pow(x, n) - Medium
• Multiply Strings - Medium
• Detect Squares - Medium

Bit Manipulation Problems

• Single Number - Easy
• Number of 1 Bits - Easy
• Counting Bits - Easy
• Reverse Bits - Easy
• Missing Number - Easy
• Sum of Two Integers - Medium
• Reverse Integer - Medium

Advanced Graphs Problems

• Reconstruct Itinerary - Hard
• Min Cost to Connect All Points - Medium
• Network Delay Time - Medium
• Swim in Rising Water - Hard
• Alien Dictionary - Hard
• Cheapest Flights Within K Stops - Medium