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  1. sealed abstract class Component
  2. case class Life (age:Int) extends Component
  3.  
  4. object Main extends Component{
  5. 	def main(args: Array[String]){
  6.     val lives = List(Life(10), Life(20), Life(30))
  7.     def livesMean (l:List[Life]):Double = {
  8.         val avg = lives.map(_.age).sum/lives.size
  9.  
  10.         avg
  11.     }
  12.     println("average of lives "+ livesMean(lives))
  13.   }
  14.  
  15.  
  16. }
Success #stdin #stdout 0.38s 4382720KB
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Standard input is empty
stdout 
average of lives 20.0
https://ideone.com/dV0ZNT
language:
Scala (scala 2.12.8)
created:
6 years ago
visibility:
public

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