DSA Mastery - Ultimate Roadmap by Ayaan

• Comprehensive 4-Month System: Designed to take users from beginner to placement-ready with a structured, topic-wise, and pattern-tagged approach.

• Extensive Problem Sets: Includes curated problem lists from popular resources like Striver's A2Z DSA, Love Babbar's 450, LeetCode Top 150, Neetcode 150, and more, totaling over 200 problems.

• Ayaan's 7-Step Note-Making System: A detailed methodology for effective problem-solving, including reading the problem, documenting brute force and optimized solutions, pattern tagging, coding on platforms, weekly revision, and pen-and-paper practice.

• Phased Roadmap: A clear 4-month plan broken down into weekly modules covering Foundations, Core Data Structures, Trees & Patterns, and Graphs & DP.

• Exam Period Strategy: Guidance on maintaining coding practice during semester exams with a light daily habit.

• Topic-wise Learning: Month 1 focuses on Java and DSA Foundations (Arrays, Strings, Hashing, Recursion).

• Core Data Structures: Month 2 dives into Linked Lists, Stacks, Queues, Binary Search, and Backtracking.

• Advanced Topics: Month 3 covers Binary Trees, BSTs, Heaps, Bit Manipulation, and Deep Backtracking.

• Graphs and DP: Month 4 focuses on Graph basics and advanced concepts, 1D/2D Dynamic Programming, and mock tests.

• Daily Structure: A recommended 6-hour daily structure including concept learning, problem-solving, and revision.

• Note Template: A standardized template for documenting every problem solved, including problem details, brute force, better approach, optimal solution, and pattern tags.

• Key Patterns Mastered: Focuses on 16 essential patterns like Sliding Window, Two Pointers, Binary Search, HashMap Lookup, DFS/BFS on Trees and Graphs, DP, and Backtracking.

• Expert Insights: Curated advice from 6 YouTube experts on learning DSA, practicing LeetCode, and interview preparation strategies.

• TCS NQT Preparation: Specific modules and resources tailored for TCS NQT, covering Aptitude, Coding & DSA, and Interview preparation.

• Resource Ecosystem: A comprehensive list of recommended free resources including YouTube channels, practice platforms, and tools.