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Do you have the skills to make it to the top? Subscribe to our weekly challenges. Try your best to solve the problem, share your solution, and see how others tackled the same problem. We share our answer too.
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Challenge #130: Is There an Echo in Here?

My version with Regex.

Asteroid
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challenge130_viveknshah.JPG

The University class on RegEx to the rescue! 

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130.PNG
Alteryx Certified Partner

I can't seem to even interpret the RegEx of the one tool solutions. Just something about capture groups and juggling them around. So if anyone has a helpful read on that for me, thanks in advance.

 

Here's my multi-tool approach:

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130.png
Asteroid
 
Quasar

I knew the one tool solution was a RegEx Replace formula but I couldn't quite get the syntax right. 

 

My solution:

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Capture.JPG
Asteroid
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2019-09-13 20_27_55-Greenshot.pngBreaking out my text-to-columns and cross tab!

Thank you @neilgallen for the easily understandable solution.

Meteoroid

Here's my solution.