Tiers: 4
Stacks: 13
Containers: 31
Stack 0: 7    2    1    
Stack 1: 20   23   
Stack 2: 3    29   
Stack 3: 
Stack 4: 10   
Stack 5: 4    21   18   
Stack 6: 16   15   0    
Stack 7: 19   17   
Stack 8: 26   22   27   
Stack 9: 14   
Stack 10: 24   8    5    12   
Stack 11: 6    13   11   
Stack 12: 28   9    25   30