Knight's tour: Difference between revisions
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(→{{header|Haskell}}: Tidied.) |
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knightMoves :: [(Int, Int)] |
knightMoves :: [(Int, Int)] |
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knightMoves = |
knightMoves = |
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((>>=) <*> (\deltas n -> deltas >>= go n)) |
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[1, 2, -1, -2] |
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where |
where |
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deltas = [id, negate] <*> [1, 2] |
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go i x |
go i x |
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| abs i /= abs x = [(i, x)] |
| abs i /= abs x = [(i, x)] |
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