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object O { def main(args: Array[String]): Unit = { val lst = List("scala", "c", "c++", "java") print(lst) println() lst.foreach(println(_)) } } /* run: List(scala, c, c++, java) scala c c++ java */
object O { def main(args: Array[String]): Unit = { val lst = List("scala", "c", "c++", "java") for(s<-lst) { println(s) } } } /* run: scala c c++ java */
object O { def main(args: Array[String]): Unit = { val lst = List("scala", "c", "c++", "swift", "java") for (i <- 0.until(lst.length)) { println(lst(i)) } } } /* run: scala c c++ swift java */