class Main
{
  static const Float PI := 0.0f.acos * 2  // we need to precompute PI

  static Float randomNormal ()
  {
    return (Float.random * PI * 2).cos * (Float.random.log * -2).sqrt
  }

  public static Void main ()
  {
    mean := 1.0f
    sd := 0.5f
    Float[] values := [,] // this is the collection to fill with random numbers
    1000.times { values.add (randomNormal * sd + mean) }
  }
}