Find the Number of Good Pairs I

November 29, 2024 · 4 min ·  Tags List of tags for the post   array ·  hash-table ·  leetcode ·  Last updated: Aug 2, 2025

Find the Number of Winning Players

Find X-Sum of All K-Long Subarrays I

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Form Smallest Number From Two Digit Arrays

Frequency Tracker

November 29, 2024 · 6 min ·  Tags List of tags for the post   design ·  hash-table ·  leetcode ·  Last updated: Aug 2, 2025

Grid Illumination

November 29, 2024 · 9 min ·  Tags List of tags for the post   array ·  hash-table ·  leetcode ·  Last updated: Aug 2, 2025

Group the People Given the Group Size They Belong To

High Five

High-Access Employees

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