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Dev Cookies

Passionate developer crafting code and stories for a tech-infused world. Join me on the journey of innovation and growth.

Location India Joined Joined on  Personal website https://www.topmate.io/devcookies github website
The Ultimate DSA Patterns Guide for Top Tech Interviews
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The Ultimate DSA Patterns Guide for Top Tech Interviews

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23 min read
The Ultimate Guide to DSA Patterns for Top Tech Company Interviews
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The Ultimate Guide to DSA Patterns for Top Tech Company Interviews

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20 min read
Binary Search Patterns Series — Blog 5: Cheat Sheet & Edge Cases
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Binary Search Patterns Series — Blog 5: Cheat Sheet & Edge Cases

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3 min read
Binary Search Patterns Series — Blog 4: 2D Matrix & Advanced Variants
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Binary Search Patterns Series — Blog 4: 2D Matrix & Advanced Variants

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2 min read
Binary Search Patterns Series — Blog 3: Rotated & Special Arrays
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Binary Search Patterns Series — Blog 3: Rotated & Special Arrays

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2 min read
Binary Search Patterns Series — Blog 2: Monotonic Functions & Answer Search
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Binary Search Patterns Series — Blog 2: Monotonic Functions & Answer Search

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3 min read
Binary Search Patterns Series — Blog 1: Classic Binary Search & Variants
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Binary Search Patterns Series — Blog 1: Classic Binary Search & Variants

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3 min read
📝 Blog 10: DP Optimization Techniques 🚀
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📝 Blog 10: DP Optimization Techniques 🚀

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4 min read
📝 Blog 9: DP with Bitmasking (Advanced State Compression) 🎭
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📝 Blog 9: DP with Bitmasking (Advanced State Compression) 🎭

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3 min read
📝 Blog 8: DP on Trees & Graphs 🌳🔗
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📝 Blog 8: DP on Trees & Graphs 🌳🔗

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4 min read
📝 Blog 7: DP on Intervals 🧩
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📝 Blog 7: DP on Intervals 🧩

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3 min read
📝 Blog 6: DP on Subsequences (Arrays & Strings)
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📝 Blog 6: DP on Subsequences (Arrays & Strings)

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3 min read
📝 Blog 5: DP on Subsequences (Patterns in Arrays/Strings)
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📝 Blog 5: DP on Subsequences (Patterns in Arrays/Strings)

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4 min read
📖 Blog 4: Knapsack Pattern (Subset/Partition DP) 🎒
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📖 Blog 4: Knapsack Pattern (Subset/Partition DP) 🎒

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4 min read
📖 Blog 3: Mastering 2D Grid DP (Matrix Problems)
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📖 Blog 3: Mastering 2D Grid DP (Matrix Problems)

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5 min read
📝 Blog 2: 1D DP Patterns – Linear Problems
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📝 Blog 2: 1D DP Patterns – Linear Problems

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4 min read
🧩 Dynamic Programming (DP) Mastery Series — Roadmap
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🧩 Dynamic Programming (DP) Mastery Series — Roadmap

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1 min read
🚀 Blog 10: Advanced Graph Tricks & Real-World Applications
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🚀 Blog 10: Advanced Graph Tricks & Real-World Applications

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3 min read
⚡ Blog 9: Advanced Graph Patterns (Flow, Matching, Bipartite)
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⚡ Blog 9: Advanced Graph Patterns (Flow, Matching, Bipartite)

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3 min read
🔗 Blog 8: Strongly Connected Components (SCCs) & Bridges / Articulation Points
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🔗 Blog 8: Strongly Connected Components (SCCs) & Bridges / Articulation Points

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4 min read
🧩 Blog 7: Union-Find / Disjoint Set Pattern (DSU Mastery Guide)
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🧩 Blog 7: Union-Find / Disjoint Set Pattern (DSU Mastery Guide)

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3 min read
📘 Blog 6: Minimum Spanning Tree (MST) 🌉
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📘 Blog 6: Minimum Spanning Tree (MST) 🌉

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3 min read
🚦 Shortest Path Algorithms in Graphs
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🚦 Shortest Path Algorithms in Graphs

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4 min read
🏗️ Topological Sort & DAG Problems
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🏗️ Topological Sort & DAG Problems

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3 min read
📘 Blog 3: DFS Pattern (Path Exploration, Connectivity, Components) 🌐
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📘 Blog 3: DFS Pattern (Path Exploration, Connectivity, Components) 🌐

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4 min read
📘 Blog 2: BFS Pattern (Level Order, Shortest Path in Unweighted Graphs) 🌐
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📘 Blog 2: BFS Pattern (Level Order, Shortest Path in Unweighted Graphs) 🌐

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3 min read
📖 Blog 1: Graph Fundamentals & Representations 🕸️
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📖 Blog 1: Graph Fundamentals & Representations 🕸️

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3 min read
📚 Mastering Graphs: Pattern-Based Blog Series
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📚 Mastering Graphs: Pattern-Based Blog Series

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2 min read
Blog 9: Optimization with Pruning in Backtracking ✂️
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Blog 9: Optimization with Pruning in Backtracking ✂️

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3 min read
Blog 8: Decision Tree Pattern in Backtracking 🌳
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Blog 8: Decision Tree Pattern in Backtracking 🌳

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2 min read
Blog 7: Path Search & Maze Pattern Problems 🏞️
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Blog 7: Path Search & Maze Pattern Problems 🏞️

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3 min read
Blog 6: Word Search & Grid-Based Backtracking🧩
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Blog 6: Word Search & Grid-Based Backtracking🧩

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3 min read
Blog 5: N-Queens & Constraint Satisfaction Problems (CSPs) 👑
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Blog 5: N-Queens & Constraint Satisfaction Problems (CSPs) 👑

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3 min read
Blog 4: Combination & Combinatorial Search (Extended Guide)
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Blog 4: Combination & Combinatorial Search (Extended Guide)

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4 min read
Blog 3: Permutation Pattern (Extended Guide)
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Blog 3: Permutation Pattern (Extended Guide)

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3 min read
Blog 2: Subset & Power Set Pattern
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Blog 2: Subset & Power Set Pattern

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2 min read
Blog 1: Backtracking Fundamentals – The Foundation of Recursive Problem Solving
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Blog 1: Backtracking Fundamentals – The Foundation of Recursive Problem Solving

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3 min read
Series: Mastering Backtracking Patterns in DSA
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Series: Mastering Backtracking Patterns in DSA

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2 min read
The Ultimate Software Developer Job Guide: Land Your Dream Tech Role in 2025
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The Ultimate Software Developer Job Guide: Land Your Dream Tech Role in 2025

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3 min read
🌲 Blog 10: Advanced Tree Traversals & Encoding
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🌲 Blog 10: Advanced Tree Traversals & Encoding

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3 min read
🌲 Blog 9: Binary Search Tree (BST) Patterns
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🌲 Blog 9: Binary Search Tree (BST) Patterns

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2 min read
🌲 Blog 8: Dynamic Programming on Trees (Tree DP)
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🌲 Blog 8: Dynamic Programming on Trees (Tree DP)

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3 min read
🌲 Blog 7: Tree Modification Problems in Binary Trees
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🌲 Blog 7: Tree Modification Problems in Binary Trees

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2 min read
🌳 Blog 6: Subtree & Structure Matching in Binary Trees
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🌳 Blog 6: Subtree & Structure Matching in Binary Trees

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2 min read
🌳 Blog 5: Path-Based Problems in Binary Trees
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🌳 Blog 5: Path-Based Problems in Binary Trees

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3 min read
🌳 Blog 4: Lowest Common Ancestor (LCA) Pattern in Binary Trees
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🌳 Blog 4: Lowest Common Ancestor (LCA) Pattern in Binary Trees

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2 min read
🌲 Blog 3: Level Order Traversal (BFS) Pattern in Binary Trees
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🌲 Blog 3: Level Order Traversal (BFS) Pattern in Binary Trees

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3 min read
🌲 Blog 2: Traversal Based (DFS) Pattern in Binary Trees
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🌲 Blog 2: Traversal Based (DFS) Pattern in Binary Trees

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3 min read
🌳 Blog 1 — Height & Depth Pattern (Deep dive + Java code for classic problems)
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🌳 Blog 1 — Height & Depth Pattern (Deep dive + Java code for classic problems)

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6 min read
🔥 One Loop Traversal (Preorder, Inorder, Postorder Together)
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🔥 One Loop Traversal (Preorder, Inorder, Postorder Together)

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1 min read
🌳 Demystifying Tree Problems: Mastering Patterns & Problem Archetypes
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🌳 Demystifying Tree Problems: Mastering Patterns & Problem Archetypes

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4 min read
🧭 Master Roadmap to Problem Identification
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🧭 Master Roadmap to Problem Identification

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2 min read
How to Identify Recursion Problems in Coding Interviews
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How to Identify Recursion Problems in Coding Interviews

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2 min read
Recursion vs Dynamic Programming: How to Identify the Right Approach
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Recursion vs Dynamic Programming: How to Identify the Right Approach

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2 min read
Understanding Java Variables: Fields, Parameters, and Local Variables
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Understanding Java Variables: Fields, Parameters, and Local Variables

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3 min read
🚀 FAANG Coding Patterns Series – Day 3
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🚀 FAANG Coding Patterns Series – Day 3

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3 min read
📌 FAANG Coding Patterns Series – Day 2
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📌 FAANG Coding Patterns Series – Day 2

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2 min read
📌 FAANG Coding Patterns Series – Day 1
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📌 FAANG Coding Patterns Series – Day 1

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2 min read
📌 Day 20: The Graph Pattern (Amazon Interview Series)
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📌 Day 20: The Graph Pattern (Amazon Interview Series)

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3 min read
📌 Day 19: The Backtracking Pattern (Amazon Interview Series)
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📌 Day 19: The Backtracking Pattern (Amazon Interview Series)

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3 min read
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