public void TestAllCombinations()
{
foreach (var x in MathHelper.AllCombinations <int>(new [] { new int[] { 1, 2, 3, 4 }, new int[] { 10, 11, 12 }, new int[] { 99 }, new int[] { 33, 44 } }))
{
System.Console.WriteLine(string.Join(" ", x));
}
}
