House Robber III - Tree - Leetcode 337

Topological Sort

Do you remember multi-source BFS? 🍊

Cycle Detection

Isn't this tricky for an easy problem?

Why does this solution work?

The easiest Algorithm ever

Don't forget to eat your greens

I finally did it

the problem might be a little too hard for you

Validate Binary Search Tree - Leetcode 98

the advantage of a Binary Search Tree

palindromes were tricky until I learned this

a trick for recursive problems

a little secret for binary tree questions 🤫

How I ACTUALLY got good at Leetcode

I can't believe this is an easy problem

Stack problems are so easy

please don't compare yourself to me

This video will change your mind about the AI hype

Kth Largest Element in a Stream - Leetcode 703

Just reverse the problem and it's simple

A neet trick for Linked List problems

Advice from a Mathematician (Jacobi)

How to effectively learn Algorithms