
Level: Beginner
š» Master Linked Lists And Trees Data Structures with Python
Learn the data structures that power coding interviews. Build Linked Lists, Trees, Heaps, and Priority Queues in Python through hands-on coding and problem-solving.
5.0
4.8k+ learners
Duration
1 hr 40 min
Learners
4.8k+ Enrolled Students
Session Recording
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Post Session
Mentor support
Session Schedule
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Course Fee
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Includes
⢠Expert Designed Curriculum
⢠Doubt Clearing Session
⢠Forever Community Access
After this course, you can
Implement linked lists from scratch
Solve tree traversal problems
Master heaps and priority queues
Crack DSA interview questions
Course Curriculum
Expand or explore the full learning path.
Lessons
Start here after enrolling. These lessons form the core learning path for the course.
Why Arrays Aren't Enough, and What a Node Really Is
Singly Linked List: Insert, Delete, Search, and the Head Pointer You Keep Losing
Doubly and Circular Linked Lists: When Going Backwards (or in Loops) Makes Sense
Reversing a Linked List: The Three-Pointer Dance
Cycle Detection: Floyd's Tortoise and Hare
Merging Two Sorted Lists, Plus Mini-Project: A Browser History Manager
Trees in the Wild: Hierarchy, Terminology, and Building a Tree Node
Binary Search Tree: Insert, Search, and the Tricky Two-Children Delete
The Worst Case: How a BST Secretly Becomes a Linked List
AVL Trees: Rotations and Self-Balancing
B-Trees: Why Databases Don't Use BSTs
Validating a BST and Finding Min, Max, and Successor
DFS vs BFS: The Two Ways to Walk a Tree
Inorder, Preorder, Postorder: What Each Order Is Actually For
Iterative Traversals With an Explicit Stack
Level Order Traversal With a Queue (BFS in Action)
Tree Construction: Rebuilding a Tree From Traversal Pairs
Lowest Common Ancestor, Tree Height, and Diameter
The Heap Property: A Tree Living Inside an Array
Min Heap and Max Heap: Insert, Extract, Sift-Up, Sift-Down
Heapify: Building a Heap in O(n)
Python's heapq Module and Building a Priority Queue Class
Top-K Problems: Largest, Most Frequent, Kth Smallest
Merge K Sorted Lists, Plus Mini-Project: A Task Scheduler
Why Hash Maps Fail at Prefixes, and What a Trie Looks Like
Trie Implementation: Insert, Search, and startsWith
Prefix Search: Collecting All Words Under a Prefix
Dictionary Search With Wildcards
Auto-complete: Ranking Suggestions by Frequency
Course Project: A CLI Auto-complete Search Engine
The Range Query Problem: Why Prefix Sums Break on Updates
Segment Tree: Build and Query
Segment Tree: Point Updates and Range Min/Max
Fenwick Tree (BIT): The Elegant Bit-Trick Alternative
Segment Tree vs Fenwick Tree: Which One and When
Tree DP Basics: Counting, Path Sums, and Balanced Trees
Live Session Content
This topic will be taught live in an interactive session, allowing you to engage with the instructor and ask questions in real time. While recordings will be available, attending live offers the best learning experience.
Post Session Study Material
This section will be unlocked after the session. You'll get access to exclusive bonus content, additional examples, and on-demand resources to support continuous learning and deeper understanding.
Post-session quiz
20 min
Reflection worksheet on applying finance learning
20 min
Finance terms explained in plain English
15 min
Decision-making with numbers checklist
15 min
Feedback and testimonial submission
10 min
Applying learnings to workplace scenarios
20 min
Requirements
What you should have before starting the course.
Complete a basic Python programming course
Understand variables, loops, and functions
A computer with Python 3 installed
Passion to solve coding problems
Tools you are going to use

Python
LeetCode

Linked Lists,
Trees
HashMap
Learn From Expert Instructor
Meet the mentors leading the live sessions.

Aarav Sharma
Senior Frontend Engineer, StudioLabs
Aarav has mentored 1200+ learners and specializes in production UI systems and scalable frontend architecture.
LinkedIn
Ananya Mehta
Design Technologist, CraftLabs
Ananya blends design and code to help learners ship portfolio-ready projects.
LinkedIn
Kabir Sayed
Frontend Mentor, PixelWorks
Kabir focuses on clean code, accessibility, and practical frontend delivery.
LinkedInYou should join this course if you
Students & Fresh Graduates
Build a strong portfolio
Learn from live mentors
Get feedback on your work
Working Professionals
Upgrade frontend skills
Ship real projects
Join a peer community
Career Switchers
Structured learning path
Hands-on practice
Guided sessions
Freelancers & Creators
Build client-ready sites
Improve delivery speed
Learn modern workflows
What you will get after completing this course
Receive an official course completion certificate
Earn skill-focused feedback from mentors
Showcase your project in the Shattak community
Access lifetime notes and references
Stay connected with instructors for guidance
Completion bonus
Certificate access, community showcase, and lifetime mentor guidance.
Hear From Learners Who've Taken This Course
Honest feedback from learners who completed the live sessions.
4.8
24
Clear structure, solid examples, and a fast pace that keeps you engaged.
Riya Jain
B.Tech, NIT Trichy
4.6
18
Practical sessions with feedback that helped improve my portfolio.
Kabir Singh
Frontend Intern, PixelWorks
4.9
12
Loved the structure and the live walkthroughs.
M
Meera Patel
Design Graduate
Join Our Community, Ask Questions
Frequently Asked Questions
Students, working professionals, and career switchers who want to build job-ready web projects.
Basic familiarity with HTML or CSS is helpful, but the course includes beginner-friendly guidance.
Yes, recordings are shared after each live session.
Mentors provide live feedback and follow-up notes during the sessions.
Yes, you can ask questions in the community group and during live office hours.
Shattak courses are primarily self-paced and may include lessons, recordings, assignments, projects, and additional learning resources. Live sessions may also be conducted based on community demand.
Yes. If a live session is conducted for your course, you can access the recording and revisit the content at your own pace.
Yes. Shattak has a learning community where you can ask questions, interact with other learners, share your progress, and get guidance from mentors and peers.
Not always. Each course clearly mentions its requirements and the level of experience needed. Many courses are designed for complete beginners.
Yes. You can earn a course completion certificate after completing the required learning materials and submitting the required assignments or projects.
Yes. You can add your certificate to your LinkedIn profile, resume, portfolio, and other places where you want to showcase your learning and achievements. You may also use it for academic or professional purposes where applicable.
All Shattak courses are free to enroll in and start learning. After completing the course and earning your certificate, you can choose how much to pay from ā¹0 to ā¹10,000. Pay what you feel the learning experience was worth, with no questions asked.
You can explore courses by browsing different topics, skills, categories, or career paths. Each course page provides information about what you will learn, requirements, curriculum, and completion benefits.
Yes. Before enrolling, you can explore the course overview, curriculum, learning outcomes, requirements, and other details to understand what the course offers.
Simply open the course page and click Enroll. All courses are free to enroll in, so you can start your learning journey without paying upfront.
After enrolling, you will be redirected to your course workspace. From there, you can access your lessons and follow the learning path step by step.
Most courses allow you to learn at your own pace. However, some assignments, live sessions, or certification requirements may have specific deadlines.
Depending on the course, you may get access to: ⢠Self-paced lessons ⢠Live sessions based on community demand ⢠Session recordings ⢠Assignments and hands-on projects ⢠Bonus learning resources ⢠Mentor and peer community support ⢠Doubt-clearing and guidance ⢠Course completion certificates
You can ask questions through the learning community and connect with other learners. Depending on the course, you can also receive guidance from mentors and peers.
After completing the required lessons, assignments, and other course requirements, you can submit your work for certification. Once certified, you can access and share your certificate.
If you are an industry professional or expert and want to teach on Shattak, you can apply to become a mentor and create a course or learning experience based on your expertise.
Starting From
TBD
Duration
1 hr 40 min
Get Life Time Access
ā¹0
ā¹499
100% off
Get Life Time Access
ā¹0
ā¹499
100% off


