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📰 Dev.to · BigO Lab

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Maximum Points Activated with One Addition - LeetCode-3873 Solution

Dev.to · BigO Lab 📐 ML Fundamentals ⚡ AI Lesson 3mo ago

Maximum Points Activated with One Addition - LeetCode-3873 Solution

A hard LeetCode contest problem that reduces to Union-Find once you see the right abstraction. Full breakdown with Python and C++.

Longest Arithmetic Sequence After Changing At Most One Element - LeetCode-3872 Solution

Dev.to · BigO Lab ⚡ Algorithms & Data Structures ⚡ AI Lesson 3mo ago

Longest Arithmetic Sequence After Changing At Most One Element - LeetCode-3872 Solution

Breaking down the optimal O(N) solution using precomputed left/right arrays and a bridging technique.

Count Commas in Range - LeetCode-3870 Solution

Dev.to · BigO Lab ⚡ Algorithms & Data Structures 3mo ago

Count Commas in Range - LeetCode-3870 Solution

Today we're looking at Count Commas in Range. It's a pretty interesting problem that can easily trick...