Meet your coaches
Talk through the problem while you code. Guest text is free. Hosted voice is the Own Words Pack.
Plus One
At its core, Plus One rewards a simple data-structure choice over clever math. It's a great warm-up that builds data-structure instincts without a ton of moving parts. The classic trap is mishandling duplicates or overwriting useful information too early.
Chat with Fin or Coco right now on mobile.
Start talking through the problem here. Switch to desktop when you're ready to code and run tests.
Start coaching sessionMeet your coaches
Talk through the problem while you code. Guest text is free. Hosted voice is the Own Words Pack.
Start a coached rep now. Guest text is free. Sign in if you want this work on another device.
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Code + tests need a desktop
Chat works on this phone. Email yourself a link when you want the editor and tests.