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