Weekly Challenges

Solve the challenge, share your solution and summit the ranks of our Community!

Also available in | Français | Português | Español | 日本語

Want to get involved? We're always looking for ideas and content for Weekly Challenges.

Done

KG solution

My solution.

KG solution

Fun challenge! The key tool in this challenge is one that I don't happen to use very much... so it's always fun when I get a chance to use it!

NN - Challange#286.PNG

My solution.

first attempt

Challenge #286: Who turned the lights off?