Code Essentials: A Beginner's Guide to DSA
Master the core concepts of data structures and algorithms with practical coding techniques, tailored for beginners. This course is designed to help you build a solid foundation in computational thinking and problem-solving from the ground up. You'll learn how to approach complex challenges efficiently using industry-standard methods, making you interview-ready and confident in any coding environment. Whether you're preparing for tech interviews or strengthening your programming fundamentals, this course breaks down key DSA topics into beginner-friendly lessons, exercises, and real-world examples.
What You Will Learn
- Understand core data structures like arrays, linked lists, and trees
- Learn algorithmic thinking with sorting, searching, and recursion
- Improve coding problem-solving skills with real-world challenges
Course Content
Arrays & Hashing
- Introduction to Arrays
- Hash Maps & Sets
- Frequency Counters
- Common Interview Patterns
Two Pointers
- Left and Right Pointer Strategy
- Sorting and Two Pointers
- Collision and Sliding Techniques
Stack
- Stack Basics and Use Cases
- Monotonic Stack
- Valid Parentheses & Expression Evaluation
Binary Search
- Binary Search on Arrays
- Search on Answer Problems
- Binary Search on Infinite Data
Sliding Window
- Fixed-size Sliding Window
- Dynamic Sliding Window
- Longest Substring Patterns
Linked List Tasks
- Singly and Doubly Linked List
- Fast & Slow Pointer Pattern
- Cycle Detection and Reversal
Trees
- Tree Traversals
- DFS and BFS
- Binary Search Tree (BST)
- Tree Recursion Patterns
Backtracking
- Subset Generation
- Permutations and Combinations
- Sudoku Solver
- N-Queens Problem
Heap / Priority Queue
- Heap Basics
- Min/Max Heaps
- Top K Elements
- Heap-Based Scheduling
Graphs
- Graph Representations
- DFS and BFS in Graphs
- Cycle Detection
- Shortest Path Algorithms
1-D DP
- Fibonacci Pattern
- House Robber
- Climbing Stairs
- Optimizing DP with Memoization
Intervals
- Merge Intervals
- Insert Interval
- Interval Overlap Problems
Greedy
- Greedy Strategy Basics
- Activity Selection
- Fractional Knapsack
- Greedy vs DP Analysis
Advanced Graphs
- Dijkstra’s Algorithm
- Topological Sort
- Union-Find & Disjoint Set
- Kruskal & Prim’s MST
Tries
- Prefix Tree Basics
- Insert & Search Operations
- Word Search II
- Autocomplete Systems
2-D DP
- Grid-Based DP
- Longest Common Subsequence
- Edit Distance
- Knapsack 2D Variants
Bit Manipulation
- Bitwise Operations
- Set, Clear, Toggle Bits
- Single Number Problems
- Bitmasking in Subsets
Math & Geometry
- GCD, LCM, and Primes
- Coordinate Geometry Basics
- Math Patterns in Coding
- Number Theory Tricks
Requirements
- Basic computer skills and internet access
- Willingness to learn and solve real-world problems
- Curiosity and consistency — that's all you really need!
- Stable internet connection for accessing course content
- Basic familiarity with using the terminal/command line (helpful but not required)
Frequently Asked Questions
How this course is different from others?
All other courses comes with pre-recorded lectures which is non interactive and waste of money as most of things are available free in platforms like youtube etc.
But this course will have live classes and will be more interactive, where you can ask any of your queries and get answers in real-time.
Will I receive a certificate?
Yes, a certificate of completion will be provided at the end of the course.
What others benifits I will get?
Along with course content, you will also get access to a community of learners, where you can network and collaborate with others.
You will also get access to all the resources and materials shared during the course.
Also other than course we will have some sessions on resume building, interview preparation and mock interviews.
What does it mean by 100% money-back guarantee?
We offer a 100% money-back guarantee if you are not satisfied with the course content or delivery. You can claim for full fee refund any time before course completion.
What is affiliate program and how it works?
Yes, we do care about your time for sharing these courses with others so that they can also learn and grow. So to value your effort we offer 20% of the course fee as commission for each enrollement you make through your referral code.
You can share your email id as your referral code and if they will use it while filling the registration form then you will get 20% of course fee on their course completion.
Is this course beginner-friendly?
Yes, this course is designed for beginners as well as those looking to brush up on fundamentals.
Do we get community access to resolve our queries?
Yes, other than live classes we will have disscussion forums and community of learners where you can ask your queries and get answers from other learners and instructors.
You can also share your projects and get feedback from others.
What will be the batch size?
To make it more interactive and to give you more time to ask your queries, we will have a batch size of 20-25 students only.
This will help us to focus on each student and their queries. and will be like personal tutoring for each student.