import scala.io.Source
object IO extends App {

  do {
  println("I can has multiply?")
  val param = Console.readLong()
  printMult(param)
  println("Type y to repeat.")
  } while (Console.readChar() != 'n')

  def printMult(mult: BigInt): Unit = {
    var sum : BigInt = 0
    for (i <- (1 to 10)) {
      println(i + "\t" + i * mult);
      sum += i * mult;
    }
    println("Sum: " + sum)

  }

}