Project Euler #114: Counting block combinations I

Hacker
Rank
Score
741
flag of India
12.50
742
flag of Bangladesh
12.50
743
flag of India
12.50
748
flag of Mongolia
12.50
750
flag of India
12.50
751
flag of India
12.50
752
flag of India
12.50
753
flag of India
12.50

[deleted]

754
flag of null
12.50
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