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DSA Roadmap for Placements by CodeGAi

Introduction

Welcome to the DSA Roadmap for Placements by CodeGAi!

This comprehensive guide is designed to help you master Data Structures and Algorithms (DSA) effectively. Our structured approach includes:

  • ✓ 30-Day Structured Learning Plan: Carefully organized topics from basic to advanced
  • ✓ Curated Resources: Hand-picked tutorials, videos, and practice materials
  • ✓ Practice Problems: Selected problems from top platforms with difficulty progression
  • ✓ Interview Focus: Topics frequently asked in top tech company interviews

Why This Roadmap?

✨ Structured Learning: Follow a day-by-day plan designed for optimal progress

✨ Comprehensive Coverage: All essential DSA topics covered systematically

✨ Practice-Oriented: Focus on problem-solving with real interview questions

✨ Time-Efficient: Optimized for preparation within 30-45 days

Ready to start your DSA journey? Navigate through the sections below!

Start with Resources View Topics Practice Problems

Recommended Resources

GeeksforGeeks

Comprehensive tutorials and problem sets for DSA learning.

Access GeeksforGeeks

LeetCode

Premier platform for coding interview preparation with vast problem sets.

Start LeetCode

HackerRank

Excellent platform for placement preparation and coding challenges.

Join HackerRank

Fork Java (GfG)

Structured Java-based DSA course with detailed explanations.

Enroll Now

MyCodeSchool

Visual explanations of DSA concepts through detailed video tutorials.

Watch Videos

Essential Topics

Basic Programming

  • Time & Space Complexity
  • Arrays & String Manipulation
  • Basic Mathematics
  • Bit Manipulation
  • Recursion Fundamentals

Core Data Structures

  • Linked Lists (Singly & Doubly)
  • Stacks & Queues
  • Hash Tables & Maps
  • Trees (Binary & BST)
  • Heaps & Priority Queues

Advanced Data Structures

  • Graphs & Graph Algorithms
  • Trie & Its Applications
  • Segment Trees
  • Disjoint Sets (Union Find)
  • Advanced Trees (AVL, Red-Black)

Searching & Sorting

  • Binary Search & Variants
  • Merge Sort & Quick Sort
  • Counting Sort & Radix Sort
  • Two Pointer Technique
  • Modified Binary Search

Dynamic Programming

  • 1D & 2D DP Problems
  • Knapsack Variations
  • LCS & Edit Distance
  • Matrix Chain Multiplication
  • Tree & Graph DP

Advanced Algorithms

  • Greedy Algorithms
  • Backtracking
  • Shortest Path Algorithms
  • Minimum Spanning Trees
  • String Algorithms (KMP, Rabin-Karp)

Practice Problems

LeetCode Problems

Master algorithmic problems with LeetCode's extensive collection of coding challenges.

Solve Problems

HackerRank Problems

Enhance your problem-solving skills with HackerRank's diverse set of challenges.

Start Practice

GeeksforGeeks Problems

Access comprehensive DSA problems with detailed explanations and solutions.

Practice DSA

Interview Preparation Resources

Blind 75 Questions

Essential coding problems recommended by tech professionals

Topic Coverage:

  • 🔹 Arrays & Strings
  • 🔹 Dynamic Programming
  • 🔹 Tree & Graph
  • 🔹 System Design
View Blind 75

Interview Guides

Comprehensive resources for technical interviews

📚 Tech Interview Handbook 💪 Grind 75 Questions 🎯 Company-specific Questions
Google Amazon Microsoft Meta

Additional Resources

📺 Video Resources

📝 Practice Sheets

Get in Touch

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Send us a Message

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Connect With Us

Have questions?
We'd love to hear from you!

Location: Bangalore, India

Email: contact.codegai@gmail.com

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Response Time

We typically respond within:

✓ Emails: 24-48 hours

✓ Social Media: 12-24 hours

✓ Phone Calls: Mon-Fri, 9AM-6PM