Solutions to “Just KNIME It!” Challenge 28

This thread is for posting solutions to “Just KNIME It!” Challenge 28. This week we will do a little bit of logic building and produce a left triangle star pattern! :star: :star: :star:

Here is the challenge: Just KNIME It!

Feel free to link your solution from KNIME Hub as well!

And as always, if you have an idea for a challenge we’d love to hear it! :heart_eyes: Tell us all about it here.

Hello KNIMErs, Here is my solution for Challenge 28

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Here’s my solution to Challenge 28

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The star is coming from the workflow variables, that’s why I only used Variable to Table Row Node as my source
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Hello KNIMErs,

Here is my solution to #justknimeit-28 :

KNIME Hub > gonhaddock > Spaces > Just_KNIME_It > Just KNIME It _ Challenge 028

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My initial approach was based on Recursive Loop as well (Rule Engine supported); as it’s been already covered, I’ve changed to Column Loop.

BR

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Added a Column Aggregator at the end !!

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BR

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Hello again,
Upgraded version of my Challenge 28 workflow with a non Looped solution.
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BR

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Here is my solution.

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My Submission for Challenge -28
No Loops just Basic Nodes… and Bit Regex

Startrack

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Hello everyone,

Here is my solution (actually two) for Challenge 28: justknimeit-28 - Challenge 28: Left Triangle Star Pattern – KNIME Hub

I hope this helps.

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My solution: Left triangle star pattern – KNIME Hub

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Wow, these solutions are really smart!

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This is my first entry into the challenge. Keeping it simple.

That third node is:

padLeft("" ,$$ROWINDEX$$ ,"*")

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Here’s my solution

1 Like