Curated Learning Tracks & Playlists
Tech Lectures & Courses
Step-by-step course tracks organized strictly by domain and YouTube channel playlist. No mixed lectures, no confusing jumps.
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Strivers A2Z-DSA Course | DSA Playlist | Placements
Data Structure & Algorithm (DSA)YouTube PlaylistShowing all 200 sequential lectures in this course • Complete curriculum track
8:24
Data Structure & Algorithm (DSA)
Don't watch my A2Z DSA Course
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8:51
Data Structure & Algorithm (DSA)
How to setup VS code for DSA and CP | Input / Output split format
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1:26:27
Data Structure & Algorithm (DSA)
C++ Basics in One Shot - Strivers A2Z DSA Course - L1
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35:16
Data Structure & Algorithm (DSA)
Time and Space Complexity - Strivers A2Z DSA Course
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1:22:06
Data Structure & Algorithm (DSA)
Solve any Pattern Question - Trick Explained | 22 Patterns in 1 Shot | Strivers A2Z DSA Course
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1:07:37
Data Structure & Algorithm (DSA)
Complete C++ STL in 1 Video | Time Complexity and Notes
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1:03:20
Data Structure & Algorithm (DSA)
Basic Maths for DSA | Euclidean Algorithm | Strivers A2Z DSA Course
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22:46
Data Structure & Algorithm (DSA)
Re 1. Introduction to Recursion | Recursion Tree | Stack Space | Strivers A2Z DSA Course
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22:04
Data Structure & Algorithm (DSA)
Re 2. Problems on Recursion | Strivers A2Z DSA Course
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18:14
Data Structure & Algorithm (DSA)
Re 3. Parameterised and Functional Recursion | Strivers A2Z DSA Course
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19:48
Data Structure & Algorithm (DSA)
Re 4. Problems on Functional Recursion | Strivers A2Z DSA Course
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16:45
Data Structure & Algorithm (DSA)
Re 5. Multiple Recursion Calls | Problems | Strivers A2Z DSA Course
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1:00:06
Data Structure & Algorithm (DSA)
Hashing | Maps | Time Complexity | Collisions | Division Rule of Hashing | Strivers A2Z DSA Course
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10:00
Data Structure & Algorithm (DSA)
Sorting - Part 1 | Selection Sort, Bubble Sort, Insertion Sort | Strivers A2Z DSA Course
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10:00
Data Structure & Algorithm (DSA)
Merge Sort | Algorithm | Pseudocode | Dry Run | Code | Strivers A2Z DSA Course
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10:00
Data Structure & Algorithm (DSA)
Quick Sort For Beginners | Strivers A2Z DSA Course
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10:00
Data Structure & Algorithm (DSA)
Find Second Largest Element in Array | Remove duplicates from Sorted Array | Arrays Intro Video
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10:00
Data Structure & Algorithm (DSA)
Rotate Array by K places | Union, Intersection of Sorted Arrays | Move Zeros to End | Arrays Part-2
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10:00
Data Structure & Algorithm (DSA)
Find element that appears once | Find missing number | Max Consecutive number of 1's | Arrays Part-3
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10:00
Data Structure & Algorithm (DSA)
Longest Subarray with sum K | Brute - Better - Optimal | Generate Subarrays
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10:00
Data Structure & Algorithm (DSA)
2 Sum Problem | 2 types of the same problem for Interviews | Brute-Better-Optimal
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10:00
Data Structure & Algorithm (DSA)
Sort an array of 0's 1's & 2's | Intuition of Algo🔥 | C++ Java Python | Brute-Better-Optimal
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10:00
Data Structure & Algorithm (DSA)
Majority Element I | Brute-Better-Optimal | Moore's Voting Algorithm | Intuition 🔥|Brute to Optimal
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10:00
Data Structure & Algorithm (DSA)
Kadane's Algorithm | Maximum Subarray Sum | Finding and Printing
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10:00
Data Structure & Algorithm (DSA)
DP 35. Best Time to Buy and Sell Stock | DP on Stocks 🔥
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10:00
Data Structure & Algorithm (DSA)
Rearrange Array Elements by Sign | 2 Varieties of same Problem
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10:00
Data Structure & Algorithm (DSA)
Next Permutation - Intuition in Detail 🔥 | Brute to Optimal
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10:00
Data Structure & Algorithm (DSA)
Leaders in an Array | Brute - Optimal | Strivers A2Z DSA Course
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10:00
Data Structure & Algorithm (DSA)
Longest Consecutive Sequence | Google Interview Question | Brute Better Optimal
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10:00
Data Structure & Algorithm (DSA)
Set Matrix Zeroes | O(1) Space Approach | Brute - Better - Optimal
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10:00
Data Structure & Algorithm (DSA)
Rotate Matrix/Image by 90 Degrees | Brute - Optimal
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10:00
Data Structure & Algorithm (DSA)
Spiral Traversal of a Matrix | Spiral Matrix
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10:00
Data Structure & Algorithm (DSA)
Count Subarray sum Equals K | Brute - Better -Optimal
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10:00
Data Structure & Algorithm (DSA)
Pascal Triangle | Finding nCr in minimal time
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10:00
Data Structure & Algorithm (DSA)
Majority Element II | Brute-Better-Optimal
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10:00
Data Structure & Algorithm (DSA)
3 Sum | Brute - Better - Optimal with Codes
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10:00
Data Structure & Algorithm (DSA)
4 Sum | Brute - Better - Optimal with Codes
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10:00
Data Structure & Algorithm (DSA)
Number of Subarrays with xor K | Brute - Better - Optimal
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10:00
Data Structure & Algorithm (DSA)
Merge Overlapping Intervals | Brute, Optimal with Precise TC analysis
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10:00
Data Structure & Algorithm (DSA)
Merge Sorted Arrays Without Extra Space | 2 Optimal Solution
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10:00
Data Structure & Algorithm (DSA)
Find the Missing and Repeating Number | 4 Approaches 🔥
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10:00
Data Structure & Algorithm (DSA)
Count Inversions in an Array | Brute and Optimal
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10:00
Data Structure & Algorithm (DSA)
Reverse Pairs | Hard Interview Question
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10:00
Data Structure & Algorithm (DSA)
Maximum Product Subarray - Best Intuitive Approach Discussed
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10:00
Data Structure & Algorithm (DSA)
BS-1. Binary Search Introduction | Real Life Example | Iterative | Recursive | Overflow Cases
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10:00
Data Structure & Algorithm (DSA)
BS-2. Implement Lower Bound and Upper Bound | Search Insert Position | Floor and Ceil
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10:00
Data Structure & Algorithm (DSA)
BS-3. First and Last Occurrences in Array | Count occurrences in Array
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10:00
Data Structure & Algorithm (DSA)
BS-4. Search Element in Rotated Sorted Array - I
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10:00
Data Structure & Algorithm (DSA)
BS-5. Search Element in Rotated Sorted Array II
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10:00
Data Structure & Algorithm (DSA)
BS-6. Minimum in Rotated Sorted Array
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10:00
Data Structure & Algorithm (DSA)
BS-7. Find out how many times array has been rotated
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10:00
Data Structure & Algorithm (DSA)
BS-8. Single Element in Sorted Array
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10:00
Data Structure & Algorithm (DSA)
BS-9. Find Peak Element
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10:00
Data Structure & Algorithm (DSA)
BS-10. Finding Sqrt of a number using Binary Search
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10:00
Data Structure & Algorithm (DSA)
BS-11. Find the Nth root of an Integer
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10:00
Data Structure & Algorithm (DSA)
BS-12. Koko Eating Bananas
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10:00
Data Structure & Algorithm (DSA)
BS-13. Minimum days to make M bouquets | Binary Search
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10:00
Data Structure & Algorithm (DSA)
BS-14. Find the Smallest Divisor Given a Threshold | Binary Search
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10:00
Data Structure & Algorithm (DSA)
BS-15. Capacity to Ship Packages within D Days
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10:00
Data Structure & Algorithm (DSA)
BS-16. Kth Missing Positive Number | Maths + Binary Search
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10:00
Data Structure & Algorithm (DSA)
BS-17. Aggressive Cows | Binary Search Hard
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10:00
Data Structure & Algorithm (DSA)
BS-18. Allocate Books or Book Allocation | Hard Binary Search
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10:00
Data Structure & Algorithm (DSA)
BS 19. Painter's Partition and Split Array - Largest Sum
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10:00
Data Structure & Algorithm (DSA)
BS-20. Minimise Maximum Distance between Gas Stations | 3 Approaches | Heap | Binary Search
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10:00
Data Structure & Algorithm (DSA)
BS 21: Median of two Sorted Arrays of Different Sizes | Brute and Better Approach
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10:00
Data Structure & Algorithm (DSA)
BS-21. Median of two Sorted Arrays of Different Sizes | Binary Search Approach With Intuition
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10:00
Data Structure & Algorithm (DSA)
Bs-22. K-th element of two sorted arrays | Binary Search Approach
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10:00
Data Structure & Algorithm (DSA)
BS 23. Row with maximum number of 1s | Binary Search on 2D Arrays
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10:00
Data Structure & Algorithm (DSA)
BS-24. Search in a 2D Matrix - I | Binary Search of 2D
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10:00
Data Structure & Algorithm (DSA)
BS-25. Search in a 2D Matrix - II | Binary Search on 2D
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10:00
Data Structure & Algorithm (DSA)
BS-26. Find Peak Element-II | Binary Search
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10:00
Data Structure & Algorithm (DSA)
BS-27. Median in a Row Wise Sorted Matrix
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10:00
Data Structure & Algorithm (DSA)
L1. Introduction to Trees | Types of Trees
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10:00
Data Structure & Algorithm (DSA)
L2. Binary Tree Representation in C++
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10:00
Data Structure & Algorithm (DSA)
L3. Binary Tree Representation in Java
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10:00
Data Structure & Algorithm (DSA)
L4. Binary Tree Traversals in Binary Tree | BFS | DFS
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10:00
Data Structure & Algorithm (DSA)
L5. Preorder Traversal of Binary Tree | C++ | Java | Code Explanation
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10:00
Data Structure & Algorithm (DSA)
L6. Inorder Traversal of Binary Tree | C++ | Java | Code Explanation
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10:00
Data Structure & Algorithm (DSA)
L7. Postorder Traversal of Binary Tree | C++ | Java | Code Explanation
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10:00
Data Structure & Algorithm (DSA)
L8. Level Order Traversal of Binary Tree | BFS | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L9. Iterative Preorder Traversal in Binary Tree | C++ | Java | Stack
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10:00
Data Structure & Algorithm (DSA)
L10. iterative Inorder Traversal in Binary Tree | C++ | Java | Stack
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10:00
Data Structure & Algorithm (DSA)
L11. Iterative Postorder Traversal using 2 Stack | C++ | Java | Binary Tree
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10:00
Data Structure & Algorithm (DSA)
L12. Iterative Postorder Traversal using 1 Stack | C++ | Java | Binary Trees
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10:00
Data Structure & Algorithm (DSA)
L13. Preorder Inorder Postorder Traversals in One Traversal | C++ | Java | Stack | Binary Trees
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10:00
Data Structure & Algorithm (DSA)
L14. Maximum Depth in Binary Tree | Height of Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L15. Check for Balanced Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L16. Diameter of Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L17. Maximum Path Sum in Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L18. Check it two trees are Identical or Not | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L19. Zig-Zag or Spiral Traversal in Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L20. Boundary Traversal in Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L21. Vertical Order Traversal of Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L22. Top View of Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L23. Bottom View of Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L24. Right/Left View of Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L25. Check for Symmetrical Binary Trees | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L26. Print Root to Node Path in Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L27. Lowest Common Ancestor in Binary Tree | LCA | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L28. Maximum Width of Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L29. Children Sum Property in Binary Tree | O(N) Approach | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L30. Print all the Nodes at a distance of K in Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L31. Minimum time taken to BURN the Binary Tree from a Node | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L32. Count total Nodes in a COMPLETE Binary Tree | O(Log^2 N) Approach | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L33. Requirements needed to construct a Unique Binary Tree | Theory
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10:00
Data Structure & Algorithm (DSA)
L34. Construct a Binary Tree from Preorder and Inorder Traversal | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L35. Construct the Binary Tree from Postorder and Inorder Traversal | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L36. Serialize and De-serialize Binary Tree | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L37. Morris Traversal | Preorder | Inorder | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L38. Flatten a Binary Tree to Linked List | 3 Approaches | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L39. Introduction to Binary Search Tree | BST
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10:00
Data Structure & Algorithm (DSA)
L40. Search in a Binary Search Tree | BST | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L41. Ceil in a Binary Search Tree | BST | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L42. Floor in a Binary Search Tree | BST | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L43. Insert a given Node in Binary Search Tree | BST | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L44. Delete a Node in Binary Search Tree | BST | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
L45. K-th Smallest/Largest Element in BST
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10:00
Data Structure & Algorithm (DSA)
L46. Check if a tree is a BST or BT | Validate a BST
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10:00
Data Structure & Algorithm (DSA)
L47. LCA in Binary Search Tree
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10:00
Data Structure & Algorithm (DSA)
L48. Construct a BST from a preorder traversal | 3 Methods
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10:00
Data Structure & Algorithm (DSA)
L49. Inorder Successor/Predecessor in BST | 3 Methods
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10:00
Data Structure & Algorithm (DSA)
L50. Binary Search Tree Iterator | BST | O(H) Space
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10:00
Data Structure & Algorithm (DSA)
L51. Two Sum In BST | Check if there exists a pair with Sum K
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10:00
Data Structure & Algorithm (DSA)
L52. Recover BST | Correct BST with two nodes swapped
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10:00
Data Structure & Algorithm (DSA)
L53. Largest BST in Binary Tree
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10:00
Data Structure & Algorithm (DSA)
G-1. Introduction to Graph | Types | Different Conventions Used
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10:00
Data Structure & Algorithm (DSA)
G-2. Graph Representation in C++ | Two Ways to Represent
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10:00
Data Structure & Algorithm (DSA)
G-3. Graph Representation in Java | Two Ways to Represent
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10:00
Data Structure & Algorithm (DSA)
G-4. What are Connected Components ?
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10:00
Data Structure & Algorithm (DSA)
G-5. Breadth-First Search (BFS) | C++ and Java | Traversal Technique in Graphs
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10:00
Data Structure & Algorithm (DSA)
G-6. Depth-First Search (DFS) | C++ and Java | Traversal Technique in Graphs
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10:00
Data Structure & Algorithm (DSA)
G-7. Number of Provinces | C++ | Java | Connected Components
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10:00
Data Structure & Algorithm (DSA)
G-8. Number of Islands | Number of Connected Components in Matrix | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-9. Flood Fill Algorithm | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-10. Rotten Oranges | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-11. Detect a Cycle in an Undirected Graph using BFS | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-12. Detect a Cycle in an Undirected Graph using DFS | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-13. Distance of nearest cell having 1 | 0/1 Matrix | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-14. Surrounded Regions | Replace O's with X's | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-15. Number of Enclaves | Multi-source BFS | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-16. Number of Distinct Islands | Constructive Thinking + DFS | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-17. Bipartite Graph | BFS | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-18. Bipartite Graph | DFS | C++ | Java
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10:00
Data Structure & Algorithm (DSA)
G-19. Detect cycle in a directed graph using DFS | Java | C++
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10:00
Data Structure & Algorithm (DSA)
G-20. Find Eventual Safe States - DFS
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10:00
Data Structure & Algorithm (DSA)
G-21. Topological Sort Algorithm | DFS
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10:00
Data Structure & Algorithm (DSA)
G-22. Kahn's Algorithm | Topological Sort Algorithm | BFS
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10:00
Data Structure & Algorithm (DSA)
G-23. Detect a Cycle in Directed Graph | Topological Sort | Kahn's Algorithm | BFS
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10:00
Data Structure & Algorithm (DSA)
G-24. Course Schedule I and II | Pre-requisite Tasks | Topological Sort
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10:00
Data Structure & Algorithm (DSA)
G-25. Find Eventual Safe States - BFS - Topological Sort
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10:00
Data Structure & Algorithm (DSA)
G-26. Alien Dictionary - Topological Sort
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10:00
Data Structure & Algorithm (DSA)
G-27. Shortest Path in Directed Acyclic Graph - Topological Sort
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10:00
Data Structure & Algorithm (DSA)
G-28. Shortest Path in Undirected Graph with Unit Weights
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10:00
Data Structure & Algorithm (DSA)
G-29. Word Ladder - I | Shortest Paths
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10:00
Data Structure & Algorithm (DSA)
G-30. Word Ladder - 2 | Shortest Paths
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Data Structure & Algorithm (DSA)
G-31. Word Ladder - 2 | Optimised Approach for Leetcode
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10:00
Data Structure & Algorithm (DSA)
G-32. Dijkstra's Algorithm - Using Priority Queue - C++ and Java - Part 1
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10:00
Data Structure & Algorithm (DSA)
G-33. Dijkstra's Algorithm - Using Set - Part 2
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10:00
Data Structure & Algorithm (DSA)
G-34. Dijkstra's Algorithm - Why PQ and not Q, Intuition, Time Complexity Derivation - Part 3
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10:00
Data Structure & Algorithm (DSA)
G-35. Print Shortest Path - Dijkstra's Algorithm
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10:00
Data Structure & Algorithm (DSA)
G-36. Shortest Distance in a Binary Maze
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Data Structure & Algorithm (DSA)
G-37. Path With Minimum Effort
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Data Structure & Algorithm (DSA)
G-38. Cheapest Flights Within K Stops
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10:00
Data Structure & Algorithm (DSA)
G-39. Minimum Multiplications to Reach End
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Data Structure & Algorithm (DSA)
G-40. Number of Ways to Arrive at Destination
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Data Structure & Algorithm (DSA)
G-41. Bellman Ford Algorithm
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Data Structure & Algorithm (DSA)
G-42. Floyd Warshall Algorithm
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Data Structure & Algorithm (DSA)
G-43. Find the City With the Smallest Number of Neighbours at a Threshold Distance
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10:00
Data Structure & Algorithm (DSA)
G-44. Minimum Spanning Tree - Theory
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10:00
Data Structure & Algorithm (DSA)
G-45. Prim's Algorithm - Minimum Spanning Tree - C++ and Java
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Data Structure & Algorithm (DSA)
G-46. Disjoint Set | Union by Rank | Union by Size | Path Compression
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10:00
Data Structure & Algorithm (DSA)
G-47. Kruskal's Algorithm - Minimum Spanning Tree - C++ and Java
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10:00
Data Structure & Algorithm (DSA)
G-48. Number of Provinces - Disjoint Set
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Data Structure & Algorithm (DSA)
G-49. Number of Operations to Make Network Connected - DSU
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Data Structure & Algorithm (DSA)
G-50. Accounts Merge - DSU
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10:00
Data Structure & Algorithm (DSA)
G-51. Number of Islands - II - Online Queries - DSU
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Data Structure & Algorithm (DSA)
G-52. Making a Large Island - DSU
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10:00
Data Structure & Algorithm (DSA)
G-53. Most Stones Removed with Same Row or Column - DSU
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10:00
Data Structure & Algorithm (DSA)
G-54. Strongly Connected Components - Kosaraju's Algorithm
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10:00
Data Structure & Algorithm (DSA)
G-55. Bridges in Graph - Using Tarjan's Algorithm of time in and low time
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Data Structure & Algorithm (DSA)
G-56. Articulation Point in Graph
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10:00
Data Structure & Algorithm (DSA)
DP 1. Introduction to Dynamic Programming | Memoization | Tabulation | Space Optimization Techniques
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Data Structure & Algorithm (DSA)
DP 2. Climbing Stairs | Learn How to Write 1D Recurrence Relations
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Data Structure & Algorithm (DSA)
DP 3. Frog Jump | Dynamic Programming | Learn to write 1D DP
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Data Structure & Algorithm (DSA)
DP 4. Frog Jump with K Distance | Lecture 3 Follow Up Question
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Data Structure & Algorithm (DSA)
DP 5. Maximum Sum of Non-Adjacent Elements | House Robber | 1-D | DP on Subsequences
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Data Structure & Algorithm (DSA)
DP 6. House Robber 2 | 1D DP | DP on Subsequences
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Data Structure & Algorithm (DSA)
DP 7. Ninja's Training | MUST WATCH for 2D CONCEPTS 🔥 | Vacation | Atcoder | 2D DP |
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Data Structure & Algorithm (DSA)
DP 8. Grid Unique Paths | Learn Everything about DP on Grids | ALL TECHNIQUES 🔥
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Data Structure & Algorithm (DSA)
DP 9. Unique Paths 2 | DP on Grid with Maze Obstacles
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Data Structure & Algorithm (DSA)
DP 10. Minimum Path Sum in Grid | Asked to me In Microsoft Internship Interview | DP on GRIDS
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Data Structure & Algorithm (DSA)
DP 11. Triangle | Fixed Starting Point and Variable Ending Point | DP on GRIDS
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10:00
Data Structure & Algorithm (DSA)
DP 12. Minimum/Maximum Falling Path Sum | Variable Starting and Ending Points | DP on Grids
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Data Structure & Algorithm (DSA)
DP 13. Cherry Pickup II | 3D DP Made Easy | DP On Grids
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Data Structure & Algorithm (DSA)
DP 14. Subset Sum Equals to Target | Identify DP on Subsequences and Ways to Solve them
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Data Structure & Algorithm (DSA)
DP 15. Partition Equal Subset Sum | DP on Subsequences
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Data Structure & Algorithm (DSA)
Dp 16. Partition A Set Into Two Subsets With Minimum Absolute Sum Difference | DP on Subsequences
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10:00
Data Structure & Algorithm (DSA)
DP 17. Counts Subsets with Sum K | Dp on Subsequences
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10:00
Data Structure & Algorithm (DSA)
DP 18. Count Partitions With Given Difference | Dp on Subsequences
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10:00
Data Structure & Algorithm (DSA)
DP 19. 0/1 Knapsack | Recursion to Single Array Space Optimised Approach | DP on Subsequences
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