public void Happy_Numbers_finden_2()
{
var result = Happy_Numbers.Zahlenliste_erstellen(6, 10);
Assert.AreEqual(new[] { 7, 10 }, result.ToArray());
}
public void Happy_Numbers_finden_3()
{
var result = Happy_Numbers.Zahlenliste_erstellen(20, 1);
Assert.AreEqual(0, result.Count());
}
public void Happy_Numbers_finden()
{
var result = Happy_Numbers.Zahlenliste_erstellen(1, 20);
Assert.AreEqual(new[] { 1, 7, 10, 13, 19 }, result.ToArray());
}
