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