DSA Roadmap - Algomaster
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English
Reading Tutorials
Master Data Structures and Algorithms with a comprehensive roadmap spanning from basics to Dynamic Programming, Graphs, Trees, and Advanced Topics.
Full Syllabus
Course Roadmap
Master Course Roadmap in the Welcome module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Big O Notation module. Comprehensive guide and algorithmic problem solving.
Best, Worst, and Average Complexity
Master Best, Worst, and Average Complexity in the Big O Notation module. Comprehensive guide and algorithmic problem solving.
Amortized Analysis
Master Amortized Analysis in the Big O Notation module. Comprehensive guide and algorithmic problem solving.
Recurrence Relations
Master Recurrence Relations in the Big O Notation module. Comprehensive guide and algorithmic problem solving.
Master Theorem
Master Master Theorem in the Big O Notation module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Arrays module. Comprehensive guide and algorithmic problem solving.
Move Zeroes
Master Move Zeroes in the Arrays module. Comprehensive guide and algorithmic problem solving.
Majority Element
Master Majority Element in the Arrays module. Comprehensive guide and algorithmic problem solving.
Remove Duplicates from Sorted Array
Master Remove Duplicates from Sorted Array in the Arrays module. Comprehensive guide and algorithmic problem solving.
Best Time to Buy and Sell Stock
Master Best Time to Buy and Sell Stock in the Arrays module. Comprehensive guide and algorithmic problem solving.
Rotate Array
Master Rotate Array in the Arrays module. Comprehensive guide and algorithmic problem solving.
Product of Array Except Self
Master Product of Array Except Self in the Arrays module. Comprehensive guide and algorithmic problem solving.
Best Time to Buy and Sell Stock II
Master Best Time to Buy and Sell Stock II in the Arrays module. Comprehensive guide and algorithmic problem solving.
Number of Zero-Filled Subarrays
Master Number of Zero-Filled Subarrays in the Arrays module. Comprehensive guide and algorithmic problem solving.
Increasing Triplet Subsequence
Master Increasing Triplet Subsequence in the Arrays module. Comprehensive guide and algorithmic problem solving.
First Missing Positive
Master First Missing Positive in the Arrays module. Comprehensive guide and algorithmic problem solving.
Is Subsequence
Master Is Subsequence in the Strings module. Comprehensive guide and algorithmic problem solving.
Valid Palindrome
Master Valid Palindrome in the Strings module. Comprehensive guide and algorithmic problem solving.
Longest Common Prefix
Master Longest Common Prefix in the Strings module. Comprehensive guide and algorithmic problem solving.
Zigzag Conversion
Master Zigzag Conversion in the Strings module. Comprehensive guide and algorithmic problem solving.
Reverse Words in a String
Master Reverse Words in a String in the Strings module. Comprehensive guide and algorithmic problem solving.
Guess the Word
Master Guess the Word in the Strings module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Single Number
Master Single Number in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Number of 1 Bits
Master Number of 1 Bits in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Counting Bits
Master Counting Bits in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Reverse Bits
Master Reverse Bits in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Bitwise AND of Numbers Range
Master Bitwise AND of Numbers Range in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Single Number III
Master Single Number III in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Sum of Two Integers
Master Sum of Two Integers in the Bit Manipulation module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Design HashMap
Master Design HashMap in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Maximum Number of Balloons
Master Maximum Number of Balloons in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Number of Good Pairs
Master Number of Good Pairs in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Isomorphic Strings
Master Isomorphic Strings in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Ransom Note
Master Ransom Note in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Contains Duplicate II
Master Contains Duplicate II in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Group Anagrams
Master Group Anagrams in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Encode and Decode TinyURL
Master Encode and Decode TinyURL in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Reorganize String
Master Reorganize String in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Longest Consecutive Sequence
Master Longest Consecutive Sequence in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Split Array into Consecutive Subsequences
Master Split Array into Consecutive Subsequences in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Number of Matching Subsequences
Master Number of Matching Subsequences in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Number of Good Ways to Split a String
Master Number of Good Ways to Split a String in the Hash Tables module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Two Pointers module. Comprehensive guide and algorithmic problem solving.
Valid Palindrome
Master Valid Palindrome in the Two Pointers module. Comprehensive guide and algorithmic problem solving.
Two Sum II - Input Array Is Sorted
Master Two Sum II - Input Array Is Sorted in the Two Pointers module. Comprehensive guide and algorithmic problem solving.
Remove Element
Master Remove Element in the Two Pointers module. Comprehensive guide and algorithmic problem solving.
Container With Most Water
Master Container With Most Water in the Two Pointers module. Comprehensive guide and algorithmic problem solving.
Trapping Rain Water
Master Trapping Rain Water in the Two Pointers module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Prefix Sum module. Comprehensive guide and algorithmic problem solving.
Subarray Sum Equals K
Master Subarray Sum Equals K in the Prefix Sum module. Comprehensive guide and algorithmic problem solving.
Continuous Subarray Sum
Master Continuous Subarray Sum in the Prefix Sum module. Comprehensive guide and algorithmic problem solving.
Find Pivot Index
Master Find Pivot Index in the Prefix Sum module. Comprehensive guide and algorithmic problem solving.
Product of Array Except Self
Master Product of Array Except Self in the Prefix Sum module. Comprehensive guide and algorithmic problem solving.
Car Pooling
Master Car Pooling in the Prefix Sum module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Maximum Average Subarray I
Master Maximum Average Subarray I in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Longest Substring Without Repeating Characters
Master Longest Substring Without Repeating Characters in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Longest Repeating Character Replacement
Master Longest Repeating Character Replacement in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Minimum Window Substring
Master Minimum Window Substring in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Sliding Window Maximum
Master Sliding Window Maximum in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Permutation in String
Master Permutation in String in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Find All Anagrams in a String
Master Find All Anagrams in a String in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Subarrays with K Different Integers
Master Subarrays with K Different Integers in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Longest Subarray of 1's After Deleting One Element
Master Longest Subarray of 1's After Deleting One Element in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Minimum Size Subarray Sum
Master Minimum Size Subarray Sum in the Sliding Window module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Kadane's Algorithm module. Comprehensive guide and algorithmic problem solving.
Maximum Subarray
Master Maximum Subarray in the Kadane's Algorithm module. Comprehensive guide and algorithmic problem solving.
Maximum Sum Circular Subarray
Master Maximum Sum Circular Subarray in the Kadane's Algorithm module. Comprehensive guide and algorithmic problem solving.
Longest Turbulent Subarray
Master Longest Turbulent Subarray in the Kadane's Algorithm module. Comprehensive guide and algorithmic problem solving.
Maximum Absolute Sum of Any Subarray
Master Maximum Absolute Sum of Any Subarray in the Kadane's Algorithm module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Matrix module. Comprehensive guide and algorithmic problem solving.
Set Matrix Zeroes
Master Set Matrix Zeroes in the Matrix module. Comprehensive guide and algorithmic problem solving.
Spiral Matrix
Master Spiral Matrix in the Matrix module. Comprehensive guide and algorithmic problem solving.
Rotate Image
Master Rotate Image in the Matrix module. Comprehensive guide and algorithmic problem solving.
Search a 2D Matrix
Master Search a 2D Matrix in the Matrix module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Linked List module. Comprehensive guide and algorithmic problem solving.
Intersection of Two Linked Lists
Master Intersection of Two Linked Lists in the Linked List module. Comprehensive guide and algorithmic problem solving.
Design Linked List
Master Design Linked List in the Linked List module. Comprehensive guide and algorithmic problem solving.
Remove Nth Node From End of List
Master Remove Nth Node From End of List in the Linked List module. Comprehensive guide and algorithmic problem solving.
Remove Duplicates from Sorted List II
Master Remove Duplicates from Sorted List II in the Linked List module. Comprehensive guide and algorithmic problem solving.
Swap Nodes in Pairs
Master Swap Nodes in Pairs in the Linked List module. Comprehensive guide and algorithmic problem solving.
Copy List with Random Pointer
Master Copy List with Random Pointer in the Linked List module. Comprehensive guide and algorithmic problem solving.
Partition List
Master Partition List in the Linked List module. Comprehensive guide and algorithmic problem solving.
Rotate List
Master Rotate List in the Linked List module. Comprehensive guide and algorithmic problem solving.
Add Two Numbers
Master Add Two Numbers in the Linked List module. Comprehensive guide and algorithmic problem solving.
Flatten a Multilevel Doubly Linked List
Master Flatten a Multilevel Doubly Linked List in the Linked List module. Comprehensive guide and algorithmic problem solving.
In-place Reversal
Master In-place Reversal in the Linked List module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Linked List module. Comprehensive guide and algorithmic problem solving.
Palindrome Linked List
Master Palindrome Linked List in the Linked List module. Comprehensive guide and algorithmic problem solving.
Reverse Linked List
Master Reverse Linked List in the Linked List module. Comprehensive guide and algorithmic problem solving.
Reverse Linked List II
Master Reverse Linked List II in the Linked List module. Comprehensive guide and algorithmic problem solving.
Reverse Nodes in k-Group
Master Reverse Nodes in k-Group in the Linked List module. Comprehensive guide and algorithmic problem solving.
Fast and Slow Pointers
Master Fast and Slow Pointers in the Linked List module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Linked List module. Comprehensive guide and algorithmic problem solving.
Middle of the Linked List
Master Middle of the Linked List in the Linked List module. Comprehensive guide and algorithmic problem solving.
Happy Number
Master Happy Number in the Linked List module. Comprehensive guide and algorithmic problem solving.
Linked List Cycle II
Master Linked List Cycle II in the Linked List module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Stacks module. Comprehensive guide and algorithmic problem solving.
Valid Parentheses
Master Valid Parentheses in the Stacks module. Comprehensive guide and algorithmic problem solving.
Remove All Adjacent Duplicates In String
Master Remove All Adjacent Duplicates In String in the Stacks module. Comprehensive guide and algorithmic problem solving.
Min Stack
Master Min Stack in the Stacks module. Comprehensive guide and algorithmic problem solving.
Remove Duplicate Letters
Master Remove Duplicate Letters in the Stacks module. Comprehensive guide and algorithmic problem solving.
Removing Stars From a String
Master Removing Stars From a String in the Stacks module. Comprehensive guide and algorithmic problem solving.
Evaluate Reverse Polish Notation
Master Evaluate Reverse Polish Notation in the Stacks module. Comprehensive guide and algorithmic problem solving.
Basic Calculator II
Master Basic Calculator II in the Stacks module. Comprehensive guide and algorithmic problem solving.
Longest Valid Parentheses
Master Longest Valid Parentheses in the Stacks module. Comprehensive guide and algorithmic problem solving.
Monotonic Stack
Master Monotonic Stack in the Stacks module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Stacks module. Comprehensive guide and algorithmic problem solving.
Next Greater Element I
Master Next Greater Element I in the Stacks module. Comprehensive guide and algorithmic problem solving.
Daily Temperatures
Master Daily Temperatures in the Stacks module. Comprehensive guide and algorithmic problem solving.
Online Stock Span
Master Online Stock Span in the Stacks module. Comprehensive guide and algorithmic problem solving.
132 Pattern
Master 132 Pattern in the Stacks module. Comprehensive guide and algorithmic problem solving.
Number of Visible People in a Queue
Master Number of Visible People in a Queue in the Stacks module. Comprehensive guide and algorithmic problem solving.
Largest Rectangle in Histogram
Master Largest Rectangle in Histogram in the Stacks module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Queues module. Comprehensive guide and algorithmic problem solving.
Number of Recent Calls
Master Number of Recent Calls in the Queues module. Comprehensive guide and algorithmic problem solving.
Time Needed to Buy Tickets
Master Time Needed to Buy Tickets in the Queues module. Comprehensive guide and algorithmic problem solving.
Reveal Cards In Increasing Order
Master Reveal Cards In Increasing Order in the Queues module. Comprehensive guide and algorithmic problem solving.
Monotonic Queue
Master Monotonic Queue in the Queues module. Comprehensive guide and algorithmic problem solving.
Jump Game VI
Master Jump Game VI in the Queues module. Comprehensive guide and algorithmic problem solving.
Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit
Master Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit in the Queues module. Comprehensive guide and algorithmic problem solving.
Sliding Window Maximum
Master Sliding Window Maximum in the Queues module. Comprehensive guide and algorithmic problem solving.
Max Value of Equation
Master Max Value of Equation in the Queues module. Comprehensive guide and algorithmic problem solving.
Bucket Sort
Master Bucket Sort in the Sorting module. Comprehensive guide and algorithmic problem solving.
Sort Characters By Frequency
Master Sort Characters By Frequency in the Sorting module. Comprehensive guide and algorithmic problem solving.
Top K Frequent Words
Master Top K Frequent Words in the Sorting module. Comprehensive guide and algorithmic problem solving.
Maximum Gap
Master Maximum Gap in the Sorting module. Comprehensive guide and algorithmic problem solving.
Merge Sort
Master Merge Sort in the Sorting module. Comprehensive guide and algorithmic problem solving.
Sort List
Master Sort List in the Sorting module. Comprehensive guide and algorithmic problem solving.
Reverse Pairs
Master Reverse Pairs in the Sorting module. Comprehensive guide and algorithmic problem solving.
Quick Sort / QuickSelect
Master Quick Sort / QuickSelect in the Sorting module. Comprehensive guide and algorithmic problem solving.
Sort Colors
Master Sort Colors in the Sorting module. Comprehensive guide and algorithmic problem solving.
Kth Largest Element in an Array
Master Kth Largest Element in an Array in the Sorting module. Comprehensive guide and algorithmic problem solving.
Introduction to Backtracking
Master Introduction to Backtracking in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Merge Two Sorted Lists
Master Merge Two Sorted Lists in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Pow(x, n)
Master Pow(x, n) in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Decode String
Master Decode String in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Generate Parentheses
Master Generate Parentheses in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Permutations
Master Permutations in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Subsets
Master Subsets in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Combination Sum
Master Combination Sum in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Combination Sum II
Master Combination Sum II in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Letter Combinations of a Phone Number
Master Letter Combinations of a Phone Number in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Palindrome Partitioning
Master Palindrome Partitioning in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
N-Queens
Master N-Queens in the Recursion & Backtracking module. Comprehensive guide and algorithmic problem solving.
Convert Sorted List to Binary Search Tree
Master Convert Sorted List to Binary Search Tree in the Divide and Conquer module. Comprehensive guide and algorithmic problem solving.
Construct Quad Tree
Master Construct Quad Tree in the Divide and Conquer module. Comprehensive guide and algorithmic problem solving.
Maximum Binary Tree
Master Maximum Binary Tree in the Divide and Conquer module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Search Insert Position
Master Search Insert Position in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Find First and Last Position of Element in Sorted Array
Master Find First and Last Position of Element in Sorted Array in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Search in Rotated Sorted Array
Master Search in Rotated Sorted Array in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Find Peak Element
Master Find Peak Element in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Random Pick with Weight
Master Random Pick with Weight in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Koko Eating Bananas
Master Koko Eating Bananas in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Find Minimum in Rotated Sorted Array
Master Find Minimum in Rotated Sorted Array in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Search a 2D Matrix
Master Search a 2D Matrix in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Find in Mountain Array
Master Find in Mountain Array in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Median of Two Sorted Arrays
Master Median of Two Sorted Arrays in the Binary Search module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Level Order
Master Level Order in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Level Order Traversal
Master Binary Tree Level Order Traversal in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Right Side View
Master Binary Tree Right Side View in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Zigzag Level Order Traversal
Master Binary Tree Zigzag Level Order Traversal in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Populating Next Right Pointers in Each Node II
Master Populating Next Right Pointers in Each Node II in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Maximum Width of Binary Tree
Master Maximum Width of Binary Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Pre Order
Master Pre Order in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Preorder Traversal
Master Binary Tree Preorder Traversal in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Same Tree
Master Same Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Symmetric Tree
Master Symmetric Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Paths
Master Binary Tree Paths in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Convert Sorted Array to Binary Search Tree
Master Convert Sorted Array to Binary Search Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Count Complete Tree Nodes
Master Count Complete Tree Nodes in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Path Sum III
Master Path Sum III in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Maximum Difference Between Node and Ancestor
Master Maximum Difference Between Node and Ancestor in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Construct Binary Tree from Preorder and Inorder Traversal
Master Construct Binary Tree from Preorder and Inorder Traversal in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Construct Binary Tree from Inorder and Postorder Traversal
Master Construct Binary Tree from Inorder and Postorder Traversal in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Serialize and Deserialize Binary Tree
Master Serialize and Deserialize Binary Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
In Order
Master In Order in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Inorder Traversal
Master Binary Tree Inorder Traversal in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Minimum Distance Between BST Nodes
Master Minimum Distance Between BST Nodes in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Minimum Absolute Difference in BST
Master Minimum Absolute Difference in BST in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Validate Binary Search Tree
Master Validate Binary Search Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Kth Smallest Element in a BST
Master Kth Smallest Element in a BST in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Search Tree Iterator
Master Binary Search Tree Iterator in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Post Order
Master Post Order in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Postorder Traversal
Master Binary Tree Postorder Traversal in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Invert Binary Tree
Master Invert Binary Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Diameter of Binary Tree
Master Diameter of Binary Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Delete Nodes And Return Forest
Master Delete Nodes And Return Forest in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Lowest Common Ancestor of a Binary Tree
Master Lowest Common Ancestor of a Binary Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Find Duplicate Subtrees
Master Find Duplicate Subtrees in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Flatten Binary Tree to Linked List
Master Flatten Binary Tree to Linked List in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Distribute Coins in Binary Tree
Master Distribute Coins in Binary Tree in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Binary Tree Maximum Path Sum
Master Binary Tree Maximum Path Sum in the Binary Tree module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the BST / Ordered Set module. Comprehensive guide and algorithmic problem solving.
Trim a Binary Search Tree
Master Trim a Binary Search Tree in the BST / Ordered Set module. Comprehensive guide and algorithmic problem solving.
My Calendar I
Master My Calendar I in the BST / Ordered Set module. Comprehensive guide and algorithmic problem solving.
My Calendar II
Master My Calendar II in the BST / Ordered Set module. Comprehensive guide and algorithmic problem solving.
Stock Price Fluctuation
Master Stock Price Fluctuation in the BST / Ordered Set module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Tries module. Comprehensive guide and algorithmic problem solving.
Implement Trie (Prefix Tree)
Master Implement Trie (Prefix Tree) in the Tries module. Comprehensive guide and algorithmic problem solving.
Design Add and Search Words Data Structure
Master Design Add and Search Words Data Structure in the Tries module. Comprehensive guide and algorithmic problem solving.
Search Suggestions System
Master Search Suggestions System in the Tries module. Comprehensive guide and algorithmic problem solving.
Longest Word in Dictionary
Master Longest Word in Dictionary in the Tries module. Comprehensive guide and algorithmic problem solving.
Maximum XOR of Two Numbers in an Array
Master Maximum XOR of Two Numbers in an Array in the Tries module. Comprehensive guide and algorithmic problem solving.
Word Search II
Master Word Search II in the Tries module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Heaps module. Comprehensive guide and algorithmic problem solving.
Furthest Building You Can Reach
Master Furthest Building You Can Reach in the Heaps module. Comprehensive guide and algorithmic problem solving.
Single-Threaded CPU
Master Single-Threaded CPU in the Heaps module. Comprehensive guide and algorithmic problem solving.
Process Tasks Using Servers
Master Process Tasks Using Servers in the Heaps module. Comprehensive guide and algorithmic problem solving.
Two Heaps
Master Two Heaps in the Heaps module. Comprehensive guide and algorithmic problem solving.
Find Median from Data Stream
Master Find Median from Data Stream in the Heaps module. Comprehensive guide and algorithmic problem solving.
IPO
Master IPO in the Heaps module. Comprehensive guide and algorithmic problem solving.
Sliding Window Median
Master Sliding Window Median in the Heaps module. Comprehensive guide and algorithmic problem solving.
K-Way Merge
Master K-Way Merge in the Heaps module. Comprehensive guide and algorithmic problem solving.
Find K Pairs with Smallest Sums
Master Find K Pairs with Smallest Sums in the Heaps module. Comprehensive guide and algorithmic problem solving.
Kth Smallest Element in a Sorted Matrix
Master Kth Smallest Element in a Sorted Matrix in the Heaps module. Comprehensive guide and algorithmic problem solving.
Merge k Sorted Lists
Master Merge k Sorted Lists in the Heaps module. Comprehensive guide and algorithmic problem solving.
Smallest Range Covering Elements from K Lists
Master Smallest Range Covering Elements from K Lists in the Heaps module. Comprehensive guide and algorithmic problem solving.
Top K Elements
Master Top K Elements in the Heaps module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Heaps module. Comprehensive guide and algorithmic problem solving.
Kth Largest Element in a Stream
Master Kth Largest Element in a Stream in the Heaps module. Comprehensive guide and algorithmic problem solving.
Top K Frequent Elements
Master Top K Frequent Elements in the Heaps module. Comprehensive guide and algorithmic problem solving.
K Closest Points to Origin
Master K Closest Points to Origin in the Heaps module. Comprehensive guide and algorithmic problem solving.
Introduction to Intervals
Master Introduction to Intervals in the Intervals module. Comprehensive guide and algorithmic problem solving.
Merge Intervals
Master Merge Intervals in the Intervals module. Comprehensive guide and algorithmic problem solving.
Insert Interval
Master Insert Interval in the Intervals module. Comprehensive guide and algorithmic problem solving.
Minimum Number of Arrows to Burst Balloons
Master Minimum Number of Arrows to Burst Balloons in the Intervals module. Comprehensive guide and algorithmic problem solving.
Maximum Number of Events That Can Be Attended
Master Maximum Number of Events That Can Be Attended in the Intervals module. Comprehensive guide and algorithmic problem solving.
Non-overlapping Intervals
Master Non-overlapping Intervals in the Intervals module. Comprehensive guide and algorithmic problem solving.
Design Browser History
Master Design Browser History in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
Time Based Key-Value Store
Master Time Based Key-Value Store in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
Snapshot Array
Master Snapshot Array in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
Design Twitter
Master Design Twitter in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
LRU Cache
Master LRU Cache in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
Insert Delete GetRandom O(1)
Master Insert Delete GetRandom O(1) in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
Design a Food Rating System
Master Design a Food Rating System in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
Maximum Frequency Stack
Master Maximum Frequency Stack in the Data Structure Design module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Greedy module. Comprehensive guide and algorithmic problem solving.
Jump Game II
Master Jump Game II in the Greedy module. Comprehensive guide and algorithmic problem solving.
Minimum Add to Make Parentheses Valid
Master Minimum Add to Make Parentheses Valid in the Greedy module. Comprehensive guide and algorithmic problem solving.
Gas Station
Master Gas Station in the Greedy module. Comprehensive guide and algorithmic problem solving.
Task Scheduler
Master Task Scheduler in the Greedy module. Comprehensive guide and algorithmic problem solving.
Minimum Cost to Hire K Workers
Master Minimum Cost to Hire K Workers in the Greedy module. Comprehensive guide and algorithmic problem solving.
Candy
Master Candy in the Greedy module. Comprehensive guide and algorithmic problem solving.
Minimum Number of Refueling Stops
Master Minimum Number of Refueling Stops in the Greedy module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Graphs module. Comprehensive guide and algorithmic problem solving.
Matrix Traversal
Master Matrix Traversal in the Graphs module. Comprehensive guide and algorithmic problem solving.
Depth-First Search
Master Depth-First Search in the Graphs module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Graphs module. Comprehensive guide and algorithmic problem solving.
Number of Islands
Master Number of Islands in the Graphs module. Comprehensive guide and algorithmic problem solving.
Time Needed to Inform All Employees
Master Time Needed to Inform All Employees in the Graphs module. Comprehensive guide and algorithmic problem solving.
All Paths From Source to Target
Master All Paths From Source to Target in the Graphs module. Comprehensive guide and algorithmic problem solving.
Clone Graph
Master Clone Graph in the Graphs module. Comprehensive guide and algorithmic problem solving.
Is Graph Bipartite?
Master Is Graph Bipartite? in the Graphs module. Comprehensive guide and algorithmic problem solving.
All Nodes Distance K in Binary Tree
Master All Nodes Distance K in Binary Tree in the Graphs module. Comprehensive guide and algorithmic problem solving.
Employee Importance
Master Employee Importance in the Graphs module. Comprehensive guide and algorithmic problem solving.
Surrounded Regions
Master Surrounded Regions in the Graphs module. Comprehensive guide and algorithmic problem solving.
Pacific Atlantic Water Flow
Master Pacific Atlantic Water Flow in the Graphs module. Comprehensive guide and algorithmic problem solving.
Making A Large Island
Master Making A Large Island in the Graphs module. Comprehensive guide and algorithmic problem solving.
Breadth-First Search
Master Breadth-First Search in the Graphs module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Graphs module. Comprehensive guide and algorithmic problem solving.
Rotting Oranges
Master Rotting Oranges in the Graphs module. Comprehensive guide and algorithmic problem solving.
01 Matrix
Master 01 Matrix in the Graphs module. Comprehensive guide and algorithmic problem solving.
Open the Lock
Master Open the Lock in the Graphs module. Comprehensive guide and algorithmic problem solving.
Shortest Path in a Grid with Obstacles Elimination
Master Shortest Path in a Grid with Obstacles Elimination in the Graphs module. Comprehensive guide and algorithmic problem solving.
Bus Routes
Master Bus Routes in the Graphs module. Comprehensive guide and algorithmic problem solving.
Word Ladder
Master Word Ladder in the Graphs module. Comprehensive guide and algorithmic problem solving.
Topological Sort
Master Topological Sort in the Graphs module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Graphs module. Comprehensive guide and algorithmic problem solving.
Course Schedule II
Master Course Schedule II in the Graphs module. Comprehensive guide and algorithmic problem solving.
Find Eventual Safe States
Master Find Eventual Safe States in the Graphs module. Comprehensive guide and algorithmic problem solving.
Minimum Height Trees
Master Minimum Height Trees in the Graphs module. Comprehensive guide and algorithmic problem solving.
Sort Items by Groups Respecting Dependencies
Master Sort Items by Groups Respecting Dependencies in the Graphs module. Comprehensive guide and algorithmic problem solving.
Union Find
Master Union Find in the Graphs module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Graphs module. Comprehensive guide and algorithmic problem solving.
Number of Provinces
Master Number of Provinces in the Graphs module. Comprehensive guide and algorithmic problem solving.
Redundant Connection
Master Redundant Connection in the Graphs module. Comprehensive guide and algorithmic problem solving.
Accounts Merge
Master Accounts Merge in the Graphs module. Comprehensive guide and algorithmic problem solving.
Minimize Malware Spread
Master Minimize Malware Spread in the Graphs module. Comprehensive guide and algorithmic problem solving.
Union Find
Master Union Find in the Graphs module. Comprehensive guide and algorithmic problem solving.
Min Cost to Connect All Points
Master Min Cost to Connect All Points in the Graphs module. Comprehensive guide and algorithmic problem solving.
Shortest Path
Master Shortest Path in the Graphs module. Comprehensive guide and algorithmic problem solving.
Introduction
Master Introduction in the Graphs module. Comprehensive guide and algorithmic problem solving.
Network Delay Time
Master Network Delay Time in the Graphs module. Comprehensive guide and algorithmic problem solving.
Cheapest Flights Within K Stops
Master Cheapest Flights Within K Stops in the Graphs module. Comprehensive guide and algorithmic problem solving.
Path with Maximum Probability
Master Path with Maximum Probability in the Graphs module. Comprehensive guide and algorithmic problem solving.
Path With Minimum Effort
Master Path With Minimum Effort in the Graphs module. Comprehensive guide and algorithmic problem solving.
Swim in Rising Water
Master Swim in Rising Water in the Graphs module. Comprehensive guide and algorithmic problem solving.
Eulerian Circuit
Master Eulerian Circuit in the Graphs module. Comprehensive guide and algorithmic problem solving.
Reconstruct Itinerary
Master Reconstruct Itinerary in the Graphs module. Comprehensive guide and algorithmic problem solving.
Cracking the Safe
Master Cracking the Safe in the Graphs module. Comprehensive guide and algorithmic problem solving.
1-D DP
Master 1-D DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Climbing Stairs
Master Climbing Stairs in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Min Cost Climbing Stairs
Master Min Cost Climbing Stairs in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
House Robber
Master House Robber in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
House Robber II
Master House Robber II in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Knapsack
Master Knapsack in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Partition Equal Subset Sum
Master Partition Equal Subset Sum in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Target Sum
Master Target Sum in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Last Stone Weight II
Master Last Stone Weight II in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Unbounded Knapsack
Master Unbounded Knapsack in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Coin Change
Master Coin Change in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Coin Change II
Master Coin Change II in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Perfect Squares
Master Perfect Squares in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
LIS
Master LIS in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Longest Increasing Subsequence
Master Longest Increasing Subsequence in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Number of Longest Increasing Subsequence
Master Number of Longest Increasing Subsequence in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Russian Doll Envelopes
Master Russian Doll Envelopes in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
2D (Grid) DP
Master 2D (Grid) DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Unique Paths II
Master Unique Paths II in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Minimum Path Sum
Master Minimum Path Sum in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Triangle
Master Triangle in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Count Square Submatrices with All Ones
Master Count Square Submatrices with All Ones in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Maximum Number of Points with Cost
Master Maximum Number of Points with Cost in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Burst Balloons
Master Burst Balloons in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Maximum Profit in Job Scheduling
Master Maximum Profit in Job Scheduling in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Cherry Pickup
Master Cherry Pickup in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Longest Increasing Path in a Matrix
Master Longest Increasing Path in a Matrix in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
String DP
Master String DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Longest Common Subsequence
Master Longest Common Subsequence in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Edit Distance
Master Edit Distance in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Longest Palindromic Subsequence
Master Longest Palindromic Subsequence in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Decode Ways
Master Decode Ways in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Word Break
Master Word Break in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Interleaving String
Master Interleaving String in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Wildcard Matching
Master Wildcard Matching in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Distinct Subsequences
Master Distinct Subsequences in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Palindrome Partitioning II
Master Palindrome Partitioning II in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Tree / Graph DP
Master Tree / Graph DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
House Robber III
Master House Robber III in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Unique Binary Search Trees II
Master Unique Binary Search Trees II in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Number of Ways to Arrive at Destination
Master Number of Ways to Arrive at Destination in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Binary Tree Cameras
Master Binary Tree Cameras in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Sum of Distances in Tree
Master Sum of Distances in Tree in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Bitmask DP
Master Bitmask DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Minimum Number of Work Sessions to Finish the Tasks
Master Minimum Number of Work Sessions to Finish the Tasks in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Fair Distribution of Cookies
Master Fair Distribution of Cookies in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Shortest Path Visiting All Nodes
Master Shortest Path Visiting All Nodes in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Digit DP
Master Digit DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Count Numbers with Unique Digits
Master Count Numbers with Unique Digits in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Number of Digit One
Master Number of Digit One in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Numbers At Most N Given Digit Set
Master Numbers At Most N Given Digit Set in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Probability DP
Master Probability DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Knight Probability in Chessboard
Master Knight Probability in Chessboard in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Soup Servings
Master Soup Servings in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
New 21 Game
Master New 21 Game in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
State Machine DP
Master State Machine DP in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Best Time to Buy and Sell Stock with Cooldown
Master Best Time to Buy and Sell Stock with Cooldown in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Best Time to Buy and Sell Stock III
Master Best Time to Buy and Sell Stock III in the Dynamic Programming module. Comprehensive guide and algorithmic problem solving.
Palindrome Number
Master Palindrome Number in the Maths / Geometry module. Comprehensive guide and algorithmic problem solving.
Reverse Integer
Master Reverse Integer in the Maths / Geometry module. Comprehensive guide and algorithmic problem solving.
Factorial Trailing Zeroes
Master Factorial Trailing Zeroes in the Maths / Geometry module. Comprehensive guide and algorithmic problem solving.
Valid Square
Master Valid Square in the Maths / Geometry module. Comprehensive guide and algorithmic problem solving.
Minimum Area Rectangle II
Master Minimum Area Rectangle II in the Maths / Geometry module. Comprehensive guide and algorithmic problem solving.
Max Points on a Line
Master Max Points on a Line in the Maths / Geometry module. Comprehensive guide and algorithmic problem solving.
String Matching
Master String Matching in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Repeated String Match
Master Repeated String Match in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Shortest Palindrome
Master Shortest Palindrome in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Segment Tree
Master Segment Tree in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Range Sum Query - Mutable
Master Range Sum Query - Mutable in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Count of Smaller Numbers After Self
Master Count of Smaller Numbers After Self in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Line Sweep
Master Line Sweep in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Minimum Interval to Include Each Query
Master Minimum Interval to Include Each Query in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
The Skyline Problem
Master The Skyline Problem in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Line SweepSuffix Array
Master Line SweepSuffix Array in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Longest Duplicate Substring
Master Longest Duplicate Substring in the Advanced Topics module. Comprehensive guide and algorithmic problem solving.
Deep Context
Course Overview
The Data Structures & Algorithms Mastery course is a comprehensive journey designed to transform you from a programming beginner to an algorithmic problem-solving expert. You'll not only learn how to implement data structures and algorithms but also understand when and why to use them, enabling you to write efficient, scalable, and optimized code.
This course combines:
- Detailed explanations with real-world analogies for conceptual clarity.
- Comprehensive code examples in JavaScript with step-by-step analysis.
- Complexity analysis for every algorithm to understand performance trade-offs.
- Visual diagrams and illustrations to make abstract concepts concrete.
- Problem-solving strategies to tackle coding interviews and competitive programming.
By the end, you'll have the algorithmic thinking, implementation skills, and optimization mindset needed to excel in technical interviews and build high-performance applications.
Final Takeaway
By the end of this course, you won't just know how to code algorithms — you'll think algorithmically.
This mindset transformation is what distinguishes competent programmers from exceptional software engineers who can design efficient, scalable systems and solve the most challenging technical problems.