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_.filter(_.isLetter).groupBy(_%32).values.map(l=>l.size+""+l.last).toSeq.sortBy(s=>(s_.size,s)toLowerCase).mkString
94 bytes -> 103 bytes but it handles > 10 occurrences of a letter now.
Try it online!
_.filter(_.isLetter).groupBy(_%32).values.map(l=>l.size+""+l.last).toSeq.sortBy(s=>(s.size,s)).mkString
_.filter(_.isLetter).groupBy(_%32).values.map(l=>l.size+""+l.last).toSeq.sortBy(_.toLowerCase).mkString
Try it online!Try it online!
_.filter(_.isLetter).groupBy(_%32).values.map(l=>l.size+""+l.last).toSeq.sortBy(s=>ss=>(s.size,s)).mkString
_.filter(_.isLetter).groupBy(_%32).values.map(l=>l.size+""+l.last).toSeq.sortBy(s=>s).mkString
