Tiers: 4
Stacks: 9
Containers: 28
Stack 0: 0    6    20   
Stack 1: 3    8    12   23   
Stack 2: 10   13   18   5    
Stack 3: 24   
Stack 4: 4    9    16   26   
Stack 5: 1    14   7    11   
Stack 6: 21   22   2    25   
Stack 7: 
Stack 8: 15   17   27   19