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Leetcode For Beginners: Crack DSA Interviews With Blind 75+ (Udemy.com)

Solve 80+ Leetcode Problems with 14 Patterns for Data Structure and Algorithm Coding Interviews - Perfect for Beginners

Created by: Shubham Sarda

Last updated July 2026

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What you will learn

  • Master 14 key problem-solving patterns that are commonly used to tackle DSA problems.
  • Solve 80-100 of the most crucial DSA questions, including those from the Blind 75 list.
  • Learn how to recognize the right pattern to efficiently solve a given DSA problem.
  • Gain a clear understanding of algorithmic concepts like recursion, dynamic programming, and graph traversal.
  • Build skills to analyze time and space complexity, ensuring your solutions are optimized.
  • Develop practical coding skills by implementing solutions for commonly asked interview questions.
  • Enhance your problem-solving mindset to approach complex technical interview questions with confidence.
  • Practice interview-style questions to get comfortable with both whiteboard coding and coding assessments.
  • Increase your confidence and readiness for technical interviews by mastering in-demand DSA concepts.

How it compares

Against the other 503 rated Udemy courses in Teaching & Academics on CourseDuck:

  • Rating4.8 out of 5higher than 87% of them
  • Reviews278#319 of 504 by number of reviews
  • Length35.8 hourslonger than 96% of them
  • Last updatedJuly 2026more recently than 90% of them

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Course Description

Welcome to "Leetcode For Beginners: Crack DSA Interviews With Blind 75+" your comprehensive guide to mastering Data Structures and Algorithms (DSA) and acing coding interviews at top tech companies!

This course is specially designed for beginners looking to build a solid foundation in DSA, equipping them with the skills and confidence needed to solve complex problems and excel in technical interviews.

With 35+ hours of in-depth video content, this course will walk you step-by-step through 14 essential problem-solving patterns that are frequently tested in coding interviews. You’ll tackle 80-100 of the most important Leetcode problems, including questions from the famous Blind 75 list - carefully chosen to prepare you for success in real-world interviews.


What patterns will we cover?

Throughout the course, you will explore 14 crucial patterns that are key to solving most DSA problems encountered during technical interviews:

  • Array, String: Manipulation / Hashing

  • Array, String: Two Pointers

  • Array, String: Sliding Window

  • Linked List: Fast and Slow Pointers

  • Stack

  • Binary Search

  • Trees: DFS/BFS

  • Backtracking

  • Tries

  • Graphs: DFS / BFS / Union Find

  • Dynamic Programming (DP): Memoization / Tabulation

  • Greedy Algorithms

  • Merge Intervals

  • Matrix

  • Binary: Bit Manipulation


Throughout the journey, we also work with,

  • Divide & Conquer

  • Top K Elements

  • Topological Sort

  • Kadane's Algorithm


Prerequisites

To make the most of this course, it’s recommended that you have:

  • Basic Knowledge of Data Structures and Algorithms: Familiarity with fundamental data structures like arrays, linked lists, trees, graphs and basic sorting/searching techniques.

  • Understanding of Space and Time Complexity: A basic understanding of how to evaluate the efficiency of algorithms using time complexity (Big O notation) and space complexity.


Who is this course for?

Whether you are an aspiring software developer, a self-taught programmer, or a computer science student preparing for job interviews, this course is ideal for you. We start with the basics to make every concept approachable and practical, while still ensuring that you build up to solving more advanced problems confidently.


Why take this course?

By the end of this course, you will have practiced solving 80-100 Leetcode problems and gained the skills to approach each problem strategically. Instead of memorizing answers, you’ll develop a problem-solving mindset that allows you to independently solve new questions effectively and efficiently.

With 35+ hours of video content covering the best patterns, questions, and approaches, prepare yourself for coding interviews and confidently master data structures and algorithms. Begin your journey to success today!

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Instructor Details

Shubham Sarda

Shubham is a software developer with a passion for teaching. He has worked with many funded startups, self-projects and as a top-rated freelancer on marketplaces.

Shubham has taught programming and marketing to over 100,000 students online and offline as an Instructor.

Shubham has mastered explaining very complex topics in the simplest manner that is easy to understand and follow. His video courses are also used by companies to train their employees and by colleges to prepare their students and upgrade skills according to industry requirements.

Enroll now, and I will see you inside the course!

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Reviews

4.8

278 ratings on Udemy

Select a bar to show only those reviews.Select the bar again to show every rating.

By Abhishek Verma on 5/7/2026

I was looking for a resource that had complied classic leet code problems along with certain variations , this course has it all , I enjoyed taking this course . Thankyou for the efforts you have put in .

By Sandeep Srinivas on 4/15/2026

Shubham has put in commendable effort to create a course that not only delivers real value but is also beginner friendly. Most importantly, it stands out as highly engaging compared to other DSA courses, making the learning experience both accessible and enjoyable.

By Ankush Thakur on 2/4/2026

In course it is not mentioned that its only in python. But good part is i am able to find the code from git hub

By Dimitrius Wilkins on 1/10/2026

Easy to understand, and very digestible without becoming confused by the concepts.

By Mohammad Shabaz Moosa on 1/9/2026

Very well explained and good diagrams to get a good picture of the problem. Very enjoyable experience doing DSA

By Rajesh P on 12/28/2025

The recommendations you provide before starting this course are very clear and easy to understand. I have high expectations and believe I will do well and finish it quickly.

By Christian JT on 7/25/2025

Great explanations in a very diverse collection of problems.

By Peter Nime on 4/8/2025

Well Structure layout and resource for References

By Siva Rajan on 12/8/2024

Exceptionally great course. Shubham is very good in his accent, and this course is no-nonsense when it comes to leet code patterns. A true light to those who wishes to know the intricacies of DS and Algo. If you doubt me, I recommend you check out the preview of the course before you buy this course. I have bought it and loving it so far! Thank you Shubham bro! you are awesome.

By Sujata Sadhwani on 12/1/2024

Course is well structured, the curriculum sequence connects patterns and interview questions really well!

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Overall Score : 96 / 100