import scala.testing.Benchmark
import scala.collection.immutable.NumericRange
object FactParallel extends Benchmark {
  def run {
    def fac(n: BigInt): BigInt = NumericRange(BigInt(1), n, BigInt(1)).foldLeft(BigInt(1))(_*_)
    (1 to 2000).par.map{x => /* printf("x = %02d:%s%n", x, Thread.currentThread.toString); */ fac(x) }
  }
}