Project Euler #189: Tri-colouring a triangular grid

Hacker
Rank
Score
481
flag of Indonesia
00.00
481
flag of India
00.00
481
flag of India
00.00
481
flag of India
00.00
481
flag of India
00.00
481
flag of Bangladesh
00.00
481
flag of United States
00.00
481
flag of India
00.00
481
flag of United States
00.00
481
flag of United States
00.00
481
flag of India
00.00
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