# Browse Code Maps Sorted by most popular difficulty name ## Language All Python TypeScript JavaScript Java C# C++ CSS Dart Elixir Go Groovy HTML JSON Kotlin Less Lua Markdown Objective-C Other Perl PHP Ruby Rust Sass Scala SCSS Shell SQL Svelte Swift Vue YAML ## Difficulty All Easy Medium Hard ### [Python Essentials](/content/map/easy-python/index.html) EASY { Python } 173 locations 100+ plays Python one-liners from popular libraries - perfect for beginners or for a casual challenge. Immediate context makes it possible to get the answer without browsing much code. [Play](/content/map/easy-python/play/index.html) [More details](/content/map/easy-python/index.html) ### [Intermediate Python](/content/map/intermediate-python/index.html) MEDIUM { Python } 223 locations 100+ plays Challenging for Python coders with a decent amount of experience. Includes locations that require knowledge of advanced language features or of the standard library. Often requires reading and understanding a chunk of surrounding code. [Play](/content/map/intermediate-python/play/index.html) [More details](/content/map/intermediate-python/index.html) ### [JavaScript Essentials](/content/map/easy-javascript/index.html) EASY { JavaScript } 88 locations 100+ plays JS one-liners from popular libraries - perfect for beginners or for a casual challenge. Immediate context makes it possible to get the answer without browsing much code. [Play](/content/map/easy-javascript/play/index.html) [More details](/content/map/easy-javascript/index.html) ### [Java Essentials](/content/map/easy-java/index.html) EASY { Java } 97 locations 100+ plays Java one-liners from popular libraries - perfect for beginners or for a casual challenge. Immediate context makes it possible to get the answer without browsing much code. [Play](/content/map/easy-java/play/index.html) [More details](/content/map/easy-java/index.html) ### [TypeScript Essentials](/content/map/easy-typescript/index.html) EASY { TypeScript } 147 locations 100+ plays TS one-liners from popular libraries - perfect for beginners or for a casual challenge. Immediate context makes it possible to get the answer without browsing much code. [Play](/content/map/easy-typescript/play/index.html) [More details](/content/map/easy-typescript/index.html) ### [Intermediate Java](/content/map/intermediate-java/index.html) MEDIUM { Java } 103 locations 100+ plays Challenging for JS coders with a decent amount of experience. Includes locations that require knowledge of advanced language features or common libraries. Often requires reading and understanding a chunk of surrounding code. [Play](/content/map/intermediate-java/play/index.html) [More details](/content/map/intermediate-java/index.html) ### [JS Algorithms for Beginners](/content/map/js-algorithms-beginner/index.html) EASY { JavaScript } 283 locations <10 plays JavaScript data structures and algorithms challenges from the insanely popular repo https://github.com/trekhleb/javascript-algorithms (~200K stars!) Ideal game for the active study of basic Computer Science concepts with real JS code Includes content from all data structures tagged for beginners (Linked List, Queue, Stack, Hash Table, Heap, Priority Queue) as well as some beginner algorithms (from the categories: Math, Sets, Strings, Searches, Sorting, Linked Lists, Trees, Graphs) [Play](/content/map/js-algorithms-beginner/play/index.html) [More details](/content/map/js-algorithms-beginner/index.html) ### [Advanced JS Algorithms](/content/map/js-algorithms-advanced/index.html) HARD { JavaScript } 362 locations <10 plays Advanced JavaScript data structures and algorithms challenges from the insanely popular repo https://github.com/trekhleb/javascript-algorithms (~200K stars!) Hard problems! Ideal game for the active study of advanced Computer Science concepts with real JS code but you'll need some prior background in algorithms. Includes content from all data structures and algorithms tagged as advanced in the repo: Tries, Trees, Graphs, Disjoint Sets, Bloom Filters, LRU Caches, Math, Sets, Strings, Graphs [Play](/content/map/js-algorithms-advanced/play/index.html) [More details](/content/map/js-algorithms-advanced/index.html) ### [Python Algorithms & Data Structures (The Algorithms)](/content/map/python-algorithms/index.html) MEDIUM { Python } 136 locations <10 plays Python algorithms and data structures from The Algorithms: https://github.com/TheAlgorithms/Python Ideal game for the active study of fundamental Computer Science concepts with real Python code Includes beginner to intermediate content from Arrays, Linked Lists, Queues, Stacks, Heaps, Trees, Hashing, Backtracking, Bit manipulation, Conversions [Play](/content/map/python-algorithms/play/index.html) [More details](/content/map/python-algorithms/index.html) ### [fock-logger](/content/map/FCdyS9ff-DP5NEVlBpw64/index.html) MEDIUM { TypeScript } 11 locations <10 plays [Play](/content/map/FCdyS9ff-DP5NEVlBpw64/play/index.html) [More details](/content/map/FCdyS9ff-DP5NEVlBpw64/index.html) ### [Intermediate JavaScript](/content/map/intermediate-javascript/index.html) MEDIUM { JavaScript } 108 locations 100+ plays [Play](/content/map/intermediate-javascript/play/index.html) [More details](/content/map/intermediate-javascript/index.html) ### [Intermediate TypeScript](/content/map/intermediate-typescript/index.html) MEDIUM { TypeScript } 144 locations 100+ plays Challenging for TS coders with a decent amount of experience. Includes locations that require knowledge of advanced language features or common libraries. Often requires reading and understanding a chunk of surrounding code. [Play](/content/map/intermediate-typescript/play/index.html) [More details](/content/map/intermediate-typescript/index.html)