zuckerberg/AoC-2022-Nix
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Simplify a little

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zuckerberg 2022-12-04 00:29:31 -07:00
parent 8cb3c32aa5
commit eed66a163e
1 changed files with 1 additions and 2 deletions
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4/solution.nix
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@ -18,8 +18,7 @@ let
# calc overlaps # calc overlaps
hasOverlap = overlapFunc: a: b: hasOverlap = overlapFunc: a: b:
let a1 = head a; b1 = head b; a2 = last a; b2 = last b; splitPair (splitPair overlapFunc a) b || splitPair (splitPair overlapFunc b) a;
in overlapFunc a1 a2 b1 b2 || overlapFunc b1 b2 a1 a2;
overlaps = overlapFunc: map boolToInt (map (splitPair (hasOverlap overlapFunc)) pairs); overlaps = overlapFunc: map boolToInt (map (splitPair (hasOverlap overlapFunc)) pairs);
in { in {
part1 = sum (overlaps completeOverlap); part1 = sum (overlaps completeOverlap);