Project Euler #189: Tri-colouring a triangular grid

Hacker
Rank
Score
122
flag of India
62.22
124
flag of France
62.22
125
flag of Singapore
62.22
126
flag of India
62.22
127
flag of Bangladesh
62.22
128
flag of India
62.22
129
flag of India
62.22
130
flag of India
62.22
131
flag of India
62.22

[deleted]

132
flag of null
62.22
135
flag of Viet Nam
62.22
136
flag of India
62.22
137
flag of India
62.22
138
flag of Brazil
62.22
140
flag of Pakistan
62.22
Items per page:
Select...