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import scala.util.parsing.input._
import scala.util.parsing.combinator._
 
object Main extends App with Parsers with RegexParsers {
  override def skipWhitespace = false
 
  val pair = for (
  	name <- """[^:]+""".r;
  	_ <- """:\s*""".r;
  	isMoron <- ("true" | "false").map(_.toBoolean)
  ) yield (name, isMoron)
  val morons = repsep(pair, """\r?\n""".r)
 
  val input = """Bartek Banachewicz: false
Ell: false
Puppy: true
rightfold: false"""
 
  morons(new CharSequenceReader(input)) match {
  	case Success(elements) =>
      elements.forEach { case (name, isMoron) =>
        println(s"$name is$(if (!isMoron) " not" else "") a moron!")
      }
  }
}
 

/opt/scala/bin/scalac: line 50: /dev/null: Permission denied
Main.scala:22: error: invalid string interpolation: `$$', `$'ident or `$'BlockExpr expected
        println(s"$name is$(if (!isMoron) " not" else "") a moron!")
                       ^
Main.scala:22: error: unclosed string literal
        println(s"$name is$(if (!isMoron) " not" else "") a moron!")
                                                                  ^
two errors found
spoj: The program compiled successfully, but Main.class was not found.
      Class Main should contain method: def main(args: Array[String]).

Standard output is empty