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  • Intergalactic Translator: Instant Greeting 🚀

    JAVA 25 SELF
    Level 16, Lesson 2
    Intergalactic Translator: Instant Greeting 🚀
    1
    Locked
  • Production line: start announcement 🏭

    JAVA 25 SELF
    Level 16, Lesson 2
    Production line: start announcement 🏭
    1
    Locked
  • Secret Laboratory: Unveiling an Encrypted Message 🕵️

    JAVA 25 SELF
    Level 16, Lesson 2
    Secret Laboratory: Unveiling an Encrypted Message 🕵️
    1
    Locked
  • Interactive bulletin board: temporary greeting 👋

    JAVA 25 SELF
    Level 16, Lesson 3
    Interactive bulletin board: temporary greeting 👋
    1
    Locked
  • Secret Keeper: Controlled Secret Disclosure 🔐

    JAVA 25 SELF
    Level 16, Lesson 3
    Secret Keeper: Controlled Secret Disclosure 🔐
    1
    Locked
  • Specialized calculator: instant sum display ➕

    JAVA 25 SELF
    Level 16, Lesson 3
    Specialized calculator: instant sum display ➕
    1
    Locked
  • Text Data Analyzer: brief name report 📊

    JAVA 25 SELF
    Level 16, Lesson 3
    Text Data Analyzer: brief name report 📊
    1
    Locked
  • Old Warehouse: a universal but type-unknown box 📦

    JAVA 25 SELF
    Level 16, Lesson 4
    Old Warehouse: a universal but type-unknown box 📦
    1
    Locked
  • Modern warehouse: "smart" box with precise labeling 🏷️

    JAVA 25 SELF
    Level 16, Lesson 4
    Modern warehouse: "smart" box with precise labeling 🏷️
    1
    Locked
  • Relationship Tracking System: Generic Data Pairs 🖇️

    JAVA 25 SELF
    Level 16, Lesson 4
    Relationship Tracking System: Generic Data Pairs 🖇️
    1
    Locked
  • Developer toolkit: universal echo 💬

    JAVA 25 SELF
    Level 16, Lesson 4
    Developer toolkit: universal echo 💬
    1
    Locked
  • Virtual Pet Training: Cat Behaviors 🐾

    JAVA 25 SELF
    Level 17, Lesson 0
    Virtual Pet Training: Cat Behaviors 🐾
    1
    Locked
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CodeGym CodeGym is an online course for learning Java programming from scratch. This course is a perfect way to master Java for beginners. It contains 1200+ tasks with instant verification and an essential scope of Java fundamentals theory. To help you succeed in education, we’ve implemented a set of motivational features: quizzes, coding projects, content about efficient learning, and a Java developer’s career.
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