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Valid Square

November 9, 2023 · 3 min ·  Tags List of tags for the post   geometry ·  leetcode ·  math ·  maths ·  Last updated: Aug 2, 2025

Sum of All Odd Length Subarrays

Count Number of Homogenous Substrings

Maximize Score After N Operations

Determine if a Cell Is Reachable at a Given Time

Elimination Game

November 7, 2023 · 5 min ·  Tags List of tags for the post   leetcode ·  math ·  recursion ·  todo ·  Last updated: Jul 31, 2025

Super Pow

Minimum Cost to Move Chips to The Same Position

Find Numbers with Even Number of Digits

November 7, 2023 · 5 min ·  Tags List of tags for the post   array ·  leetcode ·  math ·  Last updated: Aug 2, 2025

Day of the Year

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