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What is a DOJO Challenge

Creating a DOJO Challenge

Solving Challenge

After Solving a Challenge

Viewing Solution

Unlocking Solution

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Concepts

Challenge Contest

Challenge

Solving Challenge After Solving a Challenge Viewing Solution Unlocking Solution Reviewing Satisfaction Rating Retired Challenge Curation Create Code Challenge Guidelines Challenge Authoring Guidelines Writing a Challenge Description General Coding Guidelines Writing Sample Tests Writing Submission Tests Writing Initial Code Writing Author Solution Markdown

Contest

Introduction Solving a Contest

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JavaScript TypeScript Java Php C C++Python Ruby Rust Solidity

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Introduction VanillaJS VanillaTS Vue NodeJS React Angular Svelte PHP Python Java C C++Ruby Rust Solidity

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Java

Version:

Running Java on OpenJDK v21

Timeout

12 seconds

Environments

Java

Template

Java

Testing framework

JUnit Jupiter 5.9.1

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