Project Euler #189: Tri-colouring a triangular grid

Hacker
Rank
Score
281
flag of India
38.89
283
flag of United States
38.89
285
flag of United Kingdom
38.89
286
flag of United States
38.89
288
flag of Republic of Korea
38.89
290
flag of India
38.89
291
flag of United States
38.89
293
flag of Ukraine
38.89
295
flag of France
38.89
296
flag of Brazil
38.89
298
flag of Italy
37.78
299
flag of India
36.67
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