public void Redistribute_2_4_1_2_Produces_3_1_2_3()
 {
     int [] banks = new int [] { 2, 4, 1, 2 };
     banks = DaySix.Iterate(banks);
     CollectionAssert.AreEqual(new int [] { 3, 1, 2, 3 }, banks);
 }
 public void Redistribute_0_2_7_0_Produces_2_4_1_2()
 {
     int [] banks = new int [] { 0, 2, 7, 0 };
     banks = DaySix.Iterate(banks);
     CollectionAssert.AreEqual(new int [] { 2, 4, 1, 2 }, banks);
 }