Data Structures and Algorithms
Go from arrays to advanced graph algorithms in a single, structured track.
What you’ll learn
A friendly, beginner-friendly tour of the topics that come up in technical interviews and day-to-day software engineering. Lorem ipsum dolor sit amet, consectetur adipiscing elit. Vestibulum at tellus a turpis tincidunt aliquet.
The placeholder courses below show the layout. Replace the front matter and content as you flesh out the real curriculum.
A technique that uses two indices to traverse arrays or strings efficiently, reducing time complexity from O(n²) to O(n) in many problems.
Process subsets of arrays or strings using a moving window to avoid redundant computations and achieve optimal time complexity.
A divide-and-conquer technique used to efficiently search in sorted data and optimize answers over a range.
Techniques for exploring all possible solutions using recursion and pruning invalid paths efficiently.
Use hash maps and sets to achieve constant-time lookups for counting, grouping, and complement-based problems.
Precompute cumulative sums to answer range queries efficiently.
Use stack and queue data structures for efficient order-based processing and problem solving.
Techniques for modifying linked list structures including reversal, merging, and reordering.
Learn tree data structures and traversal techniques for hierarchical data problems.
Break problems into overlapping subproblems and store results to optimize computation.
Make optimal local decisions to achieve global optimization in problems.
Explore graph structures using traversal techniques like BFS, DFS, and shortest path algorithms.
Use heaps to efficiently manage priority-based data and solve top-k and scheduling problems.
Use prefix trees to efficiently store and search strings.
Use bitwise operations to optimize computations and solve problems efficiently.
Understand sorting algorithms and selection techniques for efficient data processing.
Apply mathematical concepts and number theory techniques in algorithmic problem solving.