Square Root Estimation  Binary Search / Sorted Array


35

1207

March 25, 2024

Insert Interval  Miscellaneous / Interval


7

155

March 25, 2024

Binary Search Tree Intro  Depth First Search / Binary Search Tree


10

263

March 23, 2024

Generate All Phone Number Combinations  Backtracking / Combinatorial Search


18

338

March 23, 2024

Queue Intro  Getting Started / Basic Data Structures


12

310

March 22, 2024

Autocomplete  Advanced Data Structures / Trie


4

163

March 19, 2024

Min Cost to Visit Every Node  Dynamic Programming / Bitmask


7

181

March 16, 2024

Partition a String Into Palindromes  Backtracking / Pruning


24

807

January 31, 2024

Number of Robot Paths  Dynamic Programming / Grid


8

221

March 14, 2024

Walls and Gates / Zombie in Matrix  Graph / Matrix as Graph


26

419

March 12, 2024

Valid Binary Search Tree  Depth First Search / Binary Search Tree


34

689

March 12, 2024

Knapsack DP Introduction  Dynamic Programming / Knapsack


2

51

March 12, 2024

Stack Intro  Getting Started / Basic Data Structures


21

425

March 12, 2024

DSU/Union Find Fundamentals  Advanced Data Structures / Disjoint Set Union  Union Find


9

318

March 11, 2024

First True in a Sorted Boolean Array  Binary Search / Overview


48

1046

March 10, 2024

Runtime to Algo Cheat Sheet  Getting Started / Overview


39

1437

October 7, 2023

Subarray Sum  Two Pointers / Prefix Sum


21

499

March 4, 2024

Compare Strings  Companyspecific OAs / Google OA


2

160

March 4, 2024

Find All Anagrams in a String  Two Pointers / Sliding Window


37

601

March 2, 2024

Interval Dynamic Programming  Coin Game  Dynamic Programming / Interval


8

201

February 28, 2024

K Closest points  Priority Queue / Heap / Top K


33

455

February 28, 2024

Deduplication  Backtracking / Dedup


7

262

February 28, 2024

Lowest Common Ancestor of a Binary Search Tree  Depth First Search / Binary Search Tree


24

426

February 28, 2024

Combination Sum  Backtracking / Dedup


33

535

February 25, 2024

Reorganize String  Priority Queue / Heap / Moving Best


24

481

February 25, 2024

First Occurrence  Binary Search / Sorted Array


24

505

February 24, 2024

Serializing and Deserializing Binary Tree  Depth First Search / DFS on Tree


21

460

February 24, 2024

First Occurence Fesable


0

40

February 20, 2024

While trying to run tests I am getting error code 403


0

60

February 20, 2024

Sliding Window  Longest  Two Pointers / Sliding Window


13

341

February 18, 2024
