Jaconir

Data Structures & Algorithms: The Complete Roadmap

Welcome to your free, step-by-step guide to mastering the fundamentals of computer science. Our roadmap breaks down complex topics into simple, visual, and interactive lessons. Perfect for beginners, students, and interview preparation.

Why Learn DSA with Jaconir?

Visual & Interactive Learning

We believe in learning by doing. Our guides feature interactive visualizers that let you see how algorithms work, step-by-step.

Built for Beginners

We explain complex topics with simple analogies and real-world examples, making DSA accessible to everyone, regardless of their background.

100% Free and Open

High-quality computer science education should be available to all. Our entire learning hub is free, with no sign-ups or paywalls.

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The Foundation

Big O Notation

Understand how to measure algorithm efficiency.

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Arrays & Strings

The most fundamental data structures.

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Core Data Structures

Linked Lists

Dynamic data structures with nodes.

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Stacks & Queues

Essential for managing data flow (LIFO & FIFO).

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Hash Tables

Master key-value lookups with constant time complexity.

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Non-Linear Structures

Trees

Explore binary search trees, tries, and heaps.

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Graphs

Understand networks and relationships between data points.

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Essential Algorithms

Sorting Algorithms

Learn Merge Sort, Quick Sort, and more.

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Searching Algorithms

Master Binary Search and graph traversals (BFS, DFS).

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Recursion

The art of solving problems with self-calling functions.

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Advanced Algorithms

Dynamic Programming

Break down complex problems into simpler subproblems.

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Greedy Algorithms

Make locally optimal choices at each stage.

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Frequently Asked Questions