November Challenge. New Updates.

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Sarup Banskota

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Oct 27, 2025, 10:17:56 AM (8 days ago) Oct 27
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Hey there,

We're kicking off the new month with important updates:

1. Nov'25 Contest: Win the Apple HomePod

Complete any 1 CodeCrafters challenge this September.
Auto-enter a raffle for the Apple HomePod.

Amp up your room
with immersive sound.

Check out the challenge
 →

Readers of this newsletter get 50% off on our
3 month & 1 year plans with the code `NOV2025`. 

Valid only for first 50 upgrades, don't miss out.

2. New grep Extension: Quantifiers

The next extension for the
grep challenge is now live:
Quantifiers

Quantifiers let you match characters or
expressions based on how many times 
they appear.

By the end of this extension,
your grep implementation will support
multiple repetition patterns.

Start the grep Challenge 

3. New Feature: View Stage Instructions via CLI

We've added a new CLI command `task` that 
makes it easier to access stage instructions
directly from your terminal.

Upgrade to the latest CLI version
to start using it.

Here's how to update the CLI

4. Updates from the Community

Miscellaneous news from the community:

  • corrode builds an HTTP server from scratch in Rust
  • Core Dumped explains how CPUs interact with so many different devices
  • The Art Of The Terminal explains backdoors in operating systems
  • Asim B. wins the Nintendo Switch OLED via our September Challenge
 
Join the best engineers in the world →

Yours sincerely,
— Sarup & Paul.


Copyright (C) 2025 CodeCrafters. All rights reserved.

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San Francisco, CA 94114

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