Greg Hogg

Letter Combinations of a Phone Number - Leetcode 17

Rotting Oranges - Leetcode 994

Leetcode 2265 - Count Nodes Equal to Average of Subtree

Recursion, Recursive Call Stack Explained

Flood Fill - Leetcode 733

ALGOMAP CODING INTERVIEW BOOTCAMP LAUNCH!!!

Leetcode 79 - Word Search - Recursive Backtracking

Minimum Spanning Tree (MST) - Prim's Algorithm

Valid Perfect Square - Leetcode 367

Rotate Image - Leetcode 48

Turn your anger into results

Just look it up (leetcode)

Same Tree - Leetcode 100 (Python)

Happy Number - Leetcode 202

Single Number - Leetcode 136 - Bit Manipulation (Python)

Add Binary - Leetcode 67 - Bit Manipulation (Python)

Number of 1 Bits - Leetcode 191 - Bit Manipulation (Python)

Binary Numbers and Bit Manipulation - DSA Course in Python Lecture 16

Majority Element - Leetcode 169

Djikstra's Graph Algorithm: Single-Source Shortest Path

Meta Interview Question - Leetcode 278: First Bad Version

What is Big O Notation?

Valid Parentheses - Leetcode 20

Jump Game II - Leetcode 45 - Recursive Backtracking (Python)

Best Time to Buy and Sell Stock II - Leetcode 122 - Arrays & Strings (Python)

Two Sum III - Leetcode 170

Remove Duplicates From Sorted Array II - Leetcode 80 - Arrays & Strings (Python)

2D Dynamic Programming Isn't that Bad - Unique Paths II - Leetcode 63

Remove Element - Leetcode 27 - 2 Pointers (Python)

Merge Sorted Array - Leetcode 88 - Arrays & Strings (Python)

Meta's Favorite Coding Question - 3Sum - Leetcode 15

MASSIVE ANNOUNCEMENT - MUST WATCH

Number of Islands - Leetcode 200

Largest Rectangle in Histogram - Leetcode 84 - Stacks (Python)

Learning Dynamic Programming Has Never Been Easier...

Sort Colors - Leetcode 75 - Arrays & Strings (Python)

ZigZag Conversion - Leetcode 6

Get Huge with Merge K Sorted Linked Lists - Leetcode 23

My Top 3 Tips for Learning Data Structures & Algorithms

Island Perimeter - Leetcode 463

Can you solve this Easy Google Interview Question? Ransom Note - Leetcode 383

Amazing ChatGPT Hack + AlgoMap Sneak Peek

That feeling when the Leetcode problem is painfully easy

Dynamic Programming - Top Down Memoization & Bottom Up Tabulation - DSA Course in Python Lecture 15

Big Omega vs Big Theta vs Big O in Time Complexity

Recursive Backtracking - DSA Course in Python Lecture 14

2 Pointers Algorithm - DSA Course in Python Lecture 12

Graphs: Edge List, Adjacency Matrix, Adjacency List, DFS, BFS - DSA Course in Python Lecture 11

How does a Load Balancer Work? How to distribute traffic across multiple machines for System Design

Heaps & Priority Queues - Heapify, Heap Sort, Heapq Library - DSA Course in Python Lecture 9