Project Euler: Problem 6

Euler0006.scala

object Euler0006 {

  def main(args: Array[String]): Unit = {
    val range = (1 to 100).toList
    println(differenceOfSumSquare(range))
  }

  private def differenceOfSumSquare(range: List[Int]): Int = {
    val sumOfSquare = range.map(Math.pow(_, 2)).sum.toInt
    val squareOfSum = Math.pow(range.sum, 2).toInt

    squareOfSum - sumOfSquare
  }
}