Project Euler #174: Counting the number of "hollow" square laminae that can form one, two, three, ... distinct arrangements.

Hacker
Rank
Score
21
flag of Russia
100.00
23
flag of France
100.00
25
flag of United States
100.00
27
flag of India
100.00
28
flag of United States
100.00
29
flag of Poland
100.00
30
flag of United States
100.00
31
flag of Sweden
100.00
32
flag of China
100.00
33
flag of China
100.00
34
flag of India
100.00
35
flag of United States
100.00
36
flag of China
100.00
37
flag of United States
100.00
38
flag of Bangladesh
100.00
39
flag of Kazakhstan
100.00
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