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Probably could also accomplish this with an iterative macro. Had to implement swapping logic for the null values.

Submission attached.

Soln

challenge 25 JT solutions.jpg

Started with a brute force method, then realized there's an easier way using a join on User ID.

Ended up using Generate Rows since I had been learning about it earlier this week, cut out some of the middle Joining

Ended up using Generate Rows since I had been learning about it earlier this week, cut out some of the middle Joining

b

Okaaay, definitely not the most optimized solution, haha 🙂

This felt hard. As I was building it, I imagined that there had to be an easier way. Then I looked at the solution and it used almost the same number of tools 😂

Screenshot 2021-07-25 161637.png

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