The Alteryx Community is a finalist in three 2026 CMX Awards! Help us win Customer Support Community, Most Engaged Community, and User Group Program of the Year - vote now! (it only takes about 2 minutes) before January 9.
ACT NOW: The Alteryx team will be retiring support for Community account recovery and Community email-change requests Early 2026. Make sure to check your account preferences in my.alteryx.com to make sure you have filled out your security questions. Learn more here
Start Free Trial

Weekly Challenges

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

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

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

SUBMIT YOUR IDEA

Challenge #148: Rotating Century Puzzle

atcodedog05
22 - Nova
22 - Nova

Great challenge, Got me thinking 🙂

 

Spoiler
I simulated all the possibilities 
atcodedog05_0-1586074664504.png

 

KevinTang
8 - Asteroid

Used way too many tools to finish, anyway, it works

johnemery
11 - Bolide

Fun, tricky, challenging puzzle! I love challenges that allow me to use some cool math idea to simplify the problem.

 

Spoiler
Capture.PNG

I posted a solution video here as well where I explain my technique:

Spoiler
hanykowska
11 - Bolide

I've found six combinations that meet the requirements!

 

Spoiler
hanykowska_0-1589664827555.png

 

balajilolla
8 - Asteroid
Spoiler
Solution Attached

balajilolla_0-1590634657078.png

 

WJJW-1
7 - Meteor
Spoiler
WJJW-1_0-1591952505395.png

 

JennyMartin
9 - Comet
Spoiler
AWC148.PNG

Brute forced this and can't wait to see more elegant solutions!

Jonathan-Sherman
15 - Aurora
15 - Aurora

Challenge 148 is done!

 

Spoiler
image.png
AngelosPachis
16 - Nebula

Challenge #148 solved

 

Spoiler
Screenshot 2020-09-11 151312.png
JethroChen
10 - Fireball
Spoiler
challenge_148_jc.PNG