Project Euler #237: Tours on a 4 x n playing board

Hacker
Rank
Score
188
flag of Bangladesh
00.00
188
flag of Philippines
00.00
188
flag of India
00.00
188
flag of India
00.00
188
flag of India
00.00
188
flag of India
00.00
188
flag of Brazil
00.00
188
flag of India
00.00
188
flag of India
00.00
188
flag of Pakistan
00.00

[deleted]

188
flag of null
00.00
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