Algorithms and Data Structures
Interviews at top companies are won through algorithms. We will cover 80+ LeetCode-level problems and teach you to think like a developer.
Why Algorithms and Data Structures?
Interview Key
80% of FAANG interviews are algorithms. This course is your cheat code.
80+ Problems
Solve 80+ LeetCode-style problems — from easy to hard with full walkthroughs.
Think Like a Dev
Learn computational thinking — break down any problem into code.
Any Language
Language-agnostic. Use Python, Java, JavaScript — whatever you interview in.
Who is this course for
For junior developers preparing for interviews at top tech companies.
Technologies You'll Master
Python
Primary language for algorithm problems.
Big O
Complexity analysis for algorithm efficiency.
Data Structures
Arrays, linked lists, trees, graphs, heaps.
Algorithms
Search, sort, and traversal techniques.
Dynamic Programming
Optimize recursive solutions with memoization.
Graphs
BFS, DFS, Dijkstra, topological sort.
Trees
BST, AVL, tries, and tree traversals.
Sorting
Quick, merge, heap sort and their applications.
Course Program
Arrays, Strings & Hashing
- Sliding window, two pointers, hash tables.
- Problems: two sum, array intersection..
Linked Lists, Stacks & Queues
- Singly/doubly linked lists, stacks, queues, deque.
- Reverse, cycle detection, merge..
Trees & Graphs
- Trees (BST, DFS/BFS traversals, AVL), graphs (BFS, DFS, Dijkstra, topological sort)..
DP, Greedy & Sorting
- Dynamic programming (knapsack, LIS, edit distance).
- Greedy algorithms.
- Sorting.
- Asymptotic analysis (Big O)..
Bonuses
- 2 mock interviews
- Problem collection with solutions (PDF)
- Group review of hard problems
Format
Video lectures + daily problems + webinars.
Result
Confident solving of Medium/Hard level problems.