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  1. object Main extends App {
  2.     val seq = Seq(3, 5, 3, 8)
  3.     val secondMaxOpt = (List[Int]() /: seq)(_.:+(_).sortBy(-_).take(2)).lift(1)
  4.     println(secondMaxOpt.fold("too few elements")(_.toString))
  5. }
Success #stdin #stdout 0.4s 2181632KB
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https://ideone.com/Euy0KS
language:
Scala (scala 2.12.8)
created:
5 years ago
visibility:
public

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