AI EducademyAIEducademy
๐ŸŒณ

AI Foundations

๐ŸŒฑ
AI Seeds

Start from zero

๐ŸŒฟ
AI Sprouts

Build foundations

๐ŸŒณ
AI Branches

Apply in practice

๐Ÿ•๏ธ
AI Canopy

Go deep

๐ŸŒฒ
AI Forest

Master AI

๐Ÿ”จ

AI Mastery

โœ๏ธ
AI Sketch

Start from zero

๐Ÿชจ
AI Chisel

Build foundations

โš’๏ธ
AI Craft

Apply in practice

๐Ÿ’Ž
AI Polish

Go deep

๐Ÿ†
AI Masterpiece

Master AI

๐Ÿš€

Career Ready

๐Ÿš€
Interview Launchpad

Start your journey

๐ŸŒŸ
Behavioral Mastery

Master soft skills

๐Ÿ’ป
Technical Interviews

Ace the coding round

๐Ÿค–
AI & ML Interviews

ML interview mastery

๐Ÿ†
Offer & Beyond

Land the best offer

View All Programsโ†’

Lab

7 experiments loaded
๐Ÿง Neural Network Playground๐Ÿค–AI or Human?๐Ÿ’ฌPrompt Lab๐ŸŽจImage Generator๐Ÿ˜ŠSentiment Analyzer๐Ÿ’กChatbot Builderโš–๏ธEthics Simulator
๐ŸŽฏMock InterviewEnter the Labโ†’
JourneyBlog
๐ŸŽฏ
About

Making AI education accessible to everyone, everywhere

โ“
FAQ

Common questions answered

โœ‰๏ธ
Contact

Get in touch with us

โญ
Open Source

Built in public on GitHub

Get Started
AI EducademyAIEducademy

MIT Licence. Open Source

Learn

  • Academics
  • Lessons
  • Lab

Community

  • GitHub
  • Contribute
  • Code of Conduct
  • About
  • FAQ

Support

  • Buy Me a Coffee โ˜•
  • Terms of Service
  • Privacy Policy
  • Contact
โœ๏ธ Level 1

AI Sketch

Rough Outlines - DSA Fundamentals

Master the fundamental data structures and algorithms that power AI systems. Arrays, hash maps, strings, and sorting - visualised with diagrams, explained with AI real-world applications.

10
Lessons
~4h
Duration
1/5
Level

๐ŸŽฏ What You'll Learn

  • โœ“Solve array and hash map problems confidently
  • โœ“Understand how these patterns power AI systems
  • โœ“Recognise common interview patterns

Prerequisites: Basic programming in any language

๐Ÿ‘ค Who Is This For?

Engineers starting interview prep or refreshing fundamentals

๐Ÿท๏ธ Topics Covered

Arrays & HashingStrings & Pattern MatchingSorting & Searching
๐Ÿงช

Try Our Interactive Experiments

Put theory into practice with hands-on AI experiments you can run right in your browser.

โ†’

๐Ÿ“š Lessons

1
๐Ÿ“ฆ

Arrays and Hash Maps

Learn how arrays and hash maps power everything from feature vectors to embedding lookups in AI systems.

โฑ๏ธ 15mโ†’
2
๐Ÿ“

Strings and Text Processing

Explore how AI systems break down, search, and manipulate text using string operations and pattern matching.

โฑ๏ธ 15mโ†’
3
๐Ÿ”

๐Ÿ“– Related Articles

Learn Python for AI: The Minimal Python You Actually Need

You don't need to master Python to use it for AI. Here's the minimal subset of Python that will get you reading, writing, and understanding AI code fast.

โฑ๏ธ 4 min read

AI Career Paths in 2026: Which Role Is Right for You?

Thinking about an AI career? We break down every major role โ€” ML Engineer, Data Scientist, AI Researcher, Prompt Engineer, MLOps, and more โ€” with honest salary ranges, required skills, and how to get started.

โฑ๏ธ 4 min read

Top 30 AI Interview Questions and Answers for 2026

Prepare for your AI job interview with 30 essential questions and detailed answers โ€” covering beginner, intermediate, and advanced topics.

โฑ๏ธ 4 min read

โ“ Frequently Asked Questions

AI Sketch requires basic programming knowledge in any language. If you can write loops, functions, and understand variables, you're ready. The program focuses on data structures and algorithms fundamentals.

Most learners complete AI Sketch in 4โ€“5 hours. We recommend practising each pattern with the provided exercises before moving to the next lesson.

AI Sketch teaches concepts language-agnostically with pseudocode and visual diagrams. Examples are shown in Python for readability, but the patterns apply to any programming language.

Absolutely! AI Sketch covers the foundational data structures and algorithms patterns that appear in 70% of coding interviews: arrays, hash maps, strings, sorting, and searching.

Yes! Complete all lessons to earn your certificate. It demonstrates your mastery of fundamental DSA concepts.

Every data structure and algorithm is explained with AI real-world applications. You'll see how hash maps power recommendation engines, how sorting enables efficient data pipelines, and how these fundamentals underpin all AI systems.

Start First Lesson โ†’

๐Ÿ”’ Sign in to track progress and earn certificates

โ† Back to All Academics

Sorting and Searching

Discover why sorting and searching algorithms are fundamental to how AI ranks recommendations and finds answers.

โฑ๏ธ 15mโ†’
4
๐Ÿ”—

Linked Lists and Stacks

Understand how linked lists, stacks, and queues handle dynamic data in AI systems and beyond.

โฑ๏ธ 15mโ†’
5
๐ŸŒณ

Trees and Graphs Visualised

See how trees and graphs represent hierarchical and interconnected data powering AI decision-making and recommendations.

โฑ๏ธ 18mโ†’
6
โ›ฐ๏ธ

Heaps and Priority Queues

Master heaps, the priority queue abstraction, and classic patterns like top-K problems and merging sorted lists.

โฑ๏ธ 18mโ†’
7
๐Ÿ”

Binary Search Patterns

Learn the binary search mindset: search spaces, binary search on answer, and patterns that appear in dozens of interview problems.

โฑ๏ธ 17mโ†’
8
๐Ÿงฉ

Recursion and Backtracking

Understand recursion from the call stack up, then learn the backtracking template that solves permutations, N-Queens, and beyond.

โฑ๏ธ 20mโ†’
9
๐Ÿƒ

Greedy Algorithms

Learn when making the locally optimal choice at each step actually produces the globally optimal result, and when it doesn't.

โฑ๏ธ 17mโ†’
10
๐Ÿ—บ๏ธ

Matrix and Grid Problems

Master 2D grid traversal with BFS, DFS, flood fill, multi-source BFS, spiral traversal, and dynamic programming on grids.

โฑ๏ธ 19mโ†’