Project Euler #114: Counting block combinations I

Hacker
Rank
Score
641
flag of Canada
12.50
642
flag of India
12.50
644
flag of Chile
12.50
646
flag of India
12.50
647
flag of India
12.50
648
flag of United Kingdom
12.50
650
flag of United States
12.50
652
flag of India
12.50
653
flag of Bangladesh
12.50
654
flag of Bangladesh
12.50
655
flag of India
12.50
658
flag of India
12.50
660
flag of South Korea
12.50
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