Pity that eval is forbidden - I had quite an elegant solution using it.
Find the two-word state names
Check if sorted
2 b | ~ 2 b
Find perfect placement of non-rotating dominoes (easier)
Choose the best fitting dominoes
Bleed non-zeros to the right
Wayfinding 3 - passed areas
Three grind is shipsstraigt
Wayfinding 1 - crossing
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