public void Dec(int idx)
{
switch (idx)
{
case 0: Str.Dec(); break;
case 1: Int.Dec(); break;
case 2: Wis.Dec(); break;
case 3: Dex.Dec(); break;
case 4: Con.Dec(); break;
case 5: Cha.Dec(); break;
default: throw new IndexOutOfRangeException(string.Format("idx {0} not in [0-5]", idx));
}
}
