100 unique coding puzzles, 50000 javascript solutions. Improve your coding skills by playing games.

Welcome to Pair Programming! Engage in real-time collaboration on coding projects by starting a session and sharing the provided unique URL with friends or colleagues. This feature is …

Welcome to Pair Programming! Engage in real-time collaboration on coding projects by starting a session and sharing the provided unique URL with friends or colleagues. This feature is …

Your mission is to convert the name of a function from CamelCase ("MyFunctionName") into the Python format ("my_function_name") where all chars are in lowercase and all words are …

This mission is dedicated to hexagonal version the Ulam–Warburton cellular automaton (UWCA) - a 2-dimensional fractal pattern that grows on a regular grid of cells consisting of hexagon's. …

The mission was taken from Python CCPS 109. It is taught for Ryerson Chang School of Continuing Education by Ilkka Kokkarinen games Kokkarinen numbers string by: 17 …

Here is an interesting video about the puzzle itself and its solvability problem with the algorithm of checking explained. So if you don't like spoilers, you may try to solve the mission first without …

Oct 21, 2025 · 📖 ARTICLES Sandbox for code from Cloudflare! - Cloudflare Sandboxes is a new service for running untrusted JavaScript (and Python) code in a safe container-based …

Welcome to Pair Programming! Engage in real-time collaboration on coding projects by starting a session and sharing the provided unique URL with friends or colleagues. This feature is …

Count squares, having coordinatesCheckiO Extensions allow you to use local files to solve missions. More info in a blog post. In order to install CheckiO client you'll need installed …