Question

How to print queue in Scala

Answer 1

import scala.collection.mutable._

object O {
    def main(args: Array[String]): Unit = {
        val q = Queue(6, 8, 0, 1, 4)  

        println(q) 
        
        q.foreach((element:Int) => printf("%3d", element))  
    }
}
     
     
     
     
/*
run:
     
Queue(6, 8, 0, 1, 4)
  6  8  0  1  4

*/

 

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