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Yashraj
@viewport
Frontend Engineer
Joined December 2025
Recently published
Sliding Window, Two Pointers, and Prefix Sums: The Pattern Trio That Cracks Array Interviews
6d ago · 22 min read · There's a moment every developer hits — usually mid-interview — where they realize a brute-force nested loop is the wrong instinct. The array is in front of you, the constraint is clear, but something
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Big-O Complexity: The Complete Guide Every Developer Must Know
May 2 · 14 min read · Every developer writes code. But not every developer understands why their code slows to a crawl on large inputs — or why their interviewer winces at a nested loop. Big-O notation is the language that
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The 20-Hour Principle: A Rigorous Framework for Mastering Advanced Data Structures and Algorithms
Apr 29 · 11 min read · The Myth We Were Sold For decades, the prevailing cultural narrative around skill acquisition has been anchored to a single, intimidating figure: 10,000 hours. Popularized by Malcolm Gladwell's Outlie
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