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Level: Beginner

šŸ’» 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

Lifetime Access

Post Session

Mentor support

Session Schedule

Get Life Time Access

₹0

₹499

Discount 100% off

Course Fee

₹0

Worth of

₹499

Discount

100% Off

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

Python

LeetCode

LeetCode

Linked Lists,

Linked Lists,

Trees

Trees

HashMap

HashMap

Learn From Expert Instructor

Meet the mentors leading the live sessions.

Aarav Sharma

Aarav Sharma

Senior Frontend Engineer, StudioLabs

Aarav has mentored 1200+ learners and specializes in production UI systems and scalable frontend architecture.

LinkedIn
Ananya Mehta

Ananya Mehta

Design Technologist, CraftLabs

Ananya blends design and code to help learners ship portfolio-ready projects.

LinkedIn
Kabir Sayed

Kabir Sayed

Frontend Mentor, PixelWorks

Kabir focuses on clean code, accessibility, and practical frontend delivery.

LinkedIn

You 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

Completion certificate

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

Riya Jain

B.Tech, NIT Trichy

4.6

18

Practical sessions with feedback that helped improve my portfolio.

Kabir Singh

Kabir Singh

Frontend Intern, PixelWorks

4.9

12

Loved the structure and the live walkthroughs.

M

Meera Patel

Design Graduate

See what they have build

ZS

Zainab Shaikh

Portfolio Landing Page

Portfolio Landing Page

300 Likes

View Live
DS

Devendra Singh

Product Marketing Site

Product Marketing Site

214 Likes

View Live
NA

Nadia Ahmed

Interactive Web Story

Interactive Web Story

183 Likes

View Live

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Frequently Asked Questions

Starting From

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Duration

1 hr 40 min

Get Life Time Access

₹0

₹499

100% off

Get Life Time Access

₹0

₹499

100% off