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Keys & Doors

Grab keys, open doors: state and conditionals

What you'll build
📘A solid foundation
⚡Practice in the browser
🎯Mini-projects
🎓Course certificate
📘 5 lessons⏱ ≈ one evening🎓 Intermediate
🎯 Mission
Master Keys & Doors
⚡+100XP
🏆CertificatePDF
🎓Course complete
Progress0 / 5 · 0%
Next up: Pick up a key

Course program

01

Keys and doors

0 / 5 lessons
⌄
  1. 01

    Pick up a key

    Key 🔑•Inventory•Goal ⭐⚡ +10
    ▶ Now
  2. 02

    Open a door

    open()•Door 🚪•Spend a key⚡ +10
    Open
  3. 03

    Key first

    Planning•Turning•Backtrack⚡ +10
    Open
  4. 04

    Check a condition

    while•if + door_ahead()•at_goal()⚡ +10
    Open
  5. 05

    Escape the dungeon

    while + if/else•can_move()•All together
    Course complete
    Open
Keys & Doors — online coding course