Hey Leetcoders, hope you are liking my speedruns, today, branch out your DSA gaps with Trees, and fill those gaps with this practice sheet.
Make your day productive, learn something solid, and sleep peacefully knowing you covered every tree pattern that truly matters.

Before proceeding make sure you know what Binary Trees is, here is what would be covered in this sheet:
It's important to respect every topic and problem, do it yourself, give time, yet unable to solve, explore for solutions, remember that your every attempt helps you build you think.

Table of Contents

Hour 0 – Foundations & Traversals
Hour 1 – Tree Construction & Identity
Hour 2 – View Problems & BFS Layers
Hour 3 – Height / Diameter / Balance
Hour 4 – Path Problems
Hour 5 – Lowest Common Ancestor
Hour 6 – Binary Search Trees
Hour 7 – Tree DP
Hour 8 – Euler Tour + Binary Lifting
Hour 9 – Rerooting DP
Hour 10 – Tree Hashing / String / Map
Hour 11 – Hard Tree Queries
Hour 12 – Advanced CP Variants

Practice here (BS Trees): Link

Bonus (Binary Search): Link

Would love to indulge your patterns, Qns and add-ons, do share your thoughts!
If you found this post useful please upvote.
All The Best!!
Happy Coding!!

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