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6:16 AM
Hmm, interesting. I’ll try that later, and I’ll show you the context. Thanks anyway :-)
 
 
4 hours later…
10:07 AM
I thought that porting the Jelly/Pyth answer here would be shorter, but without a powerset built-in it surely isn't.
 
 
6 hours later…
4:09 PM
I had to iterate on subset size and use Cartesian power for each size
 

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