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Computer Science / Beginner

Data Structures & Algorithms Tutorial

A focused Data Structures & Algorithms curriculum from fundamentals through practical and advanced topics, with topic-specific examples.

80 lessons~16 hoursvCore workspace_premium Certificate available
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Course curriculum

MODULE 01
Complexity & Foundations
10 lessons
1Big O notation
12 min
2Big Omega notation
12 min
3Big Theta notation
12 min
4Constant time
12 min
5Logarithmic time
12 min
6Linear time
12 min
7Quadratic time
12 min
8Amortized analysis
12 min
9Space complexity
12 min
10Recursion stack
12 min
MODULE 02
Arrays & Strings
10 lessons
1Array traversal
12 min
2Array insertion
12 min
3Array deletion
12 min
4Two pointers
12 min
5Sliding window
12 min
6Prefix sums
12 min
7String reversal
12 min
8Palindrome check
12 min
9Frequency counting
12 min
10Matrix traversal
12 min
MODULE 03
Linked Lists
10 lessons
1Singly linked list
12 min
2Linked list insertion
12 min
3Linked list deletion
12 min
4Reverse linked list
12 min
5Find middle node
12 min
6Detect cycle
12 min
7Merge sorted lists
12 min
8Doubly linked list
12 min
9Circular linked list
12 min
10LRU list concept
12 min
MODULE 04
Stacks & Queues
10 lessons
1Stack push pop
12 min
2Balanced parentheses
12 min
3Monotonic stack
12 min
4Queue enqueue dequeue
12 min
5Circular queue
12 min
6Deque
12 min
7Priority queue concept
12 min
8Breadth-first queue
12 min
9Min stack
12 min
10Evaluate postfix expression
12 min
MODULE 05
Hashing
10 lessons
1Hash map lookup
12 min
2Hash set membership
12 min
3Two sum
12 min
4Group anagrams
12 min
5First unique character
12 min
6Collision concept
12 min
7Load factor concept
12 min
8Open addressing concept
12 min
9Separate chaining concept
12 min
10Memoization with hash map
12 min
MODULE 06
Trees & Heaps
10 lessons
1Binary tree traversal
12 min
2Preorder traversal
12 min
3Inorder traversal
12 min
4Postorder traversal
12 min
5Level order traversal
12 min
6Binary search tree search
12 min
7BST insertion
12 min
8Tree height
12 min
9Min heap
12 min
10Heap sort
12 min
MODULE 07
Graphs
10 lessons
1Adjacency list
12 min
2Adjacency matrix
12 min
3Depth-first search
12 min
4Breadth-first search
12 min
5Connected components
12 min
6Cycle detection directed graph
12 min
7Topological sort
12 min
8Dijkstra shortest path
12 min
9Union find
12 min
10Minimum spanning tree concept
12 min
MODULE 08
Sorting Searching & DP
10 lessons
1Bubble sort
12 min
2Insertion sort
12 min
3Selection sort
12 min
4Merge sort
12 min
5Quick sort
12 min
6Binary search
12 min
7Lower bound
12 min
8Dynamic programming Fibonacci
12 min
90 1 knapsack
12 min
10Longest increasing subsequence
12 min
Certificate Included

Data Structures & Algorithms Certificate

Earn this credential in either of two ways: complete 100% of the course, or take the master exam directly and score 85% or higher. You do not need to finish the course before attempting the exam.

Course completion path
Finish every published lesson → completion certificate is issued automatically.
Mastery exam path
15 MCQs · 100 marks · 30 minutes · 85% pass · 4 attempts.
Fresh questions each attemptNo backtrackingPublic verificationAdd to LinkedIn
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