private void Shuffle(ref String[] list, out int[] order)
{
int n = list.Length;
order = new int[n];
String[] old = new string[n];
for (int i = 0; i < n; i++)
{
order[i] = i;
old[i] = list[i];
}
Rando.Shuffle(order);
for (int i = 0; i < n; i++)
{
list[order[i]] = old[i];
}
}