# basecode.io > AI-optimized mirror of basecode.io containing 16 pages totalling 1,184 words of clean markdown content, structured data, and semantic HTML. Original source: https://basecode.io/. Last updated: 2026-06-15T08:02:27.007Z. Each page is available as HTML (with JSON-LD structured data) and Markdown (text-only, ideal for LLMs and RAG). ## Homepage - [Coding exercises to build coding skills](/content/site-root.html): BaseCode.io offers a cutting-edge platform for coding interview exercises, featuring a secure, real-time code editor for Java, JavaScript, and Python. Prepare for technical interviews or test coding skills in a safe, isolated environment., BaseCode.io offers a cutting-edge platform for coding interview exercises, featuring a secure, real-time code editor for Java, JavaScript, and Python. Prepare for technical interviews or test coding skills in a safe, isolated environment. (208 words) ## Articles & Blog Posts - [privacy-policy/index.html](/content/privacy-policy/index.html) (1 words) - [Title: Count Vowels](/content/questions-base/exercise/count-vowels/index.html): List of all coding exercises ranging from beginner to intermediate to advanced to expert, List of all coding exercises ranging from beginner to intermediate to advanced to expert (87 words) - [BaseCode.io](/content/questions-base/exercise/isfirstvalue7/index.html) (19 words) - [BaseCode.io](/content/questions-base/exercise/iseven/index.html) (19 words) - [BaseCode.io](/content/questions-base/exercise/sumofnumbers/index.html) (19 words) - [BaseCode.io](/content/questions-base/exercise/longestsubstringnocharrepeat/index.html) (19 words) - [BaseCode.io Security Center](/content/security-center/index.html): security basecode, security basecode (355 words) - [BaseCode.io](/content/terms/index.html) (19 words) - [BaseCode.io Press Center](/content/press/index.html): press basecode, press basecode (132 words) - [Title: Hello Name](/content/questions-base/exercise/hello-name/index.html): List of all coding exercises ranging from beginner to intermediate to advanced to expert, List of all coding exercises ranging from beginner to intermediate to advanced to expert (70 words) - [auth-login/index.html](/content/auth-login/index.html) (1 words) - [BaseCode.io](/content/about/index.html) (19 words) - [Contact Us](/content/contact/index.html): contact basecode, contact basecode (155 words) - [Strings](/content/questions-base/index.html): List of all coding exercises ranging from beginner to intermediate to advanced to expert, List of all coding exercises ranging from beginner to intermediate to advanced to expert (53 words) - [sitemap-xml.html](/content/sitemap-xml.html) (8 words) ## Resources - [Full Page Index](/index.html): Browse all cached pages with rich metadata - [About This Cache](/content/about.html): Methodology, technical details, and usage guidelines - [XML Sitemap](/sitemap.xml): Machine-readable sitemap for crawler discovery - [Robots.txt](/robots.txt): Crawler directives