26/09/2026
🔥 WEEK 2 — SORTING & SEARCHING | DSA ROADMAP
Week 2 is all about learning to SEARCH SMART, not SEARCH HARD! 🧠⚡
This week, master these patterns 👇
🔍 Binary Search
🎯 First & Last Position
🔄 Rotated Sorted Array
🚀 Binary Search on Answer
📚 Heap / Quickselect
🔀 Two-Pointer Merge
⛰️ Peak Element
🎯 Must-Solve:
1️⃣ Binary Search
2️⃣ First & Last Position
3️⃣ Search in Rotated Sorted Array
4️⃣ Aggressive Cows / Allocate Books
5️⃣ Kth Largest Element
6️⃣ Merge Sorted Arrays
7️⃣ Find Peak Element
💡 Golden Rule:
Sorted Array → Think Binary Search 🔍
Minimum/Maximum Answer → Think Binary Search on Answer 🎯
Two Sorted Arrays → Think Two Pointers 🔀
Don’t memorize solutions.
Recognize the pattern → Choose the approach → Solve! 🚀
📌 Save this for your DSA prep & start Week 2!
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