Skill Topic · Cinematic

📘 DSA — Sliding Window

Window slide karo, optimal subarray dhoondo — O(n) magic! 🪟

Overview

📘 DSA — Sliding Window — Quick Facts

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Sliding Window Concept: Train Khidki Example 🚂

🎯

Fixed Window: Khidki fix size ki hai — 3 ghar…

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Variable Window: Khidki badi-chhoti hoti hai — jab…

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Slide Right: Train aage chali → naya ghar…

Topic 1

🎯 Real-World Analogy: Train Ki Khidki Se Nazara 🚂🪟

📚 Sliding Window ko train ki khidki se nazara dekhna jaise samjho! | Sliding Window Concept…

Topic 2

📌 1. Sliding Window Types

💡 `mermaid graph TD A["Sliding Window"] --> B["Fixed Size 📏"] A --> C["Variable Size 📐"] B…

Topic 3

📌 2. Fixed Size Window

🎯 Problem 1: Maximum Sum of K Consecutive 🏆 `javascript //…

Topic 4

📌 3. Variable Size Window

⭐ Problem 1: Minimum Size Subarray Sum 🎯 `javascript //…

Topic 5

📌 4. String Anagram / Frequency Window

🔑 Find All Anagrams 🔠 `javascript //…

Topic 6

📌 5. Templates 📋

✨ `mermaid graph TD A["Fixed Size Template"] --> B["1. Add new element"] B --> C["2. If…

Topic 7

📌 6. Sliding Window vs Two Pointer ⚔️

🌟 | Feature | Two Pointer | Sliding Window | |---|---|---| | Direction | Opposite or same |…

Topic 8

🚫 Common Mistakes

🚀 | # | Galti ❌ | Sahi Tareeqa ✅ | Train Analogy 🚂 | |---|---|---|---| | 1 | Nested loop se…

Topic 9

🏋️ Practice Exercises

📚 🟢 Beginner — Train Passenger 🚂 1. Max sum k=3 — [2,1,5,1,3,2] trace karo step by step 2.…

Topic 10

📋 Summary Table

💡 | Topic | Key Takeaway | |---|---| | Sliding Window | Contiguous subarray pe Two Pointer…

Comparison

📌 6. Sliding Window vs Two Pointer ⚔️

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Direction: Opposite or same

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Window: Not always

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Subarray focus: Not always

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Diagram

Visual Flow

📊 Diagram visualization — details in narration

Quick Quiz

Quiz — Question 1

📘 DSA — Sliding Window ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

📘 DSA — Sliding Window ka 'Fixed Window' kya hai?

Complete! 🎉

📘 DSA — Sliding Window Complete!

Aliens School · HIEN · Cinematic Knowledge

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