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11:10 AM
@Adám ≢⍸ is a nice trick for sum
 
nice, i.e. horrible :-)
 
unfortunately it doesn't save anything in k, +// vs #+&
 
 
2 hours later…
12:50 PM
That's clever, and indeed horrible :D
 
1:02 PM
@bkDJ Hi there. Interested in APL?
 

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