Knight's tour: Difference between revisions
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(→{{header|Haskell}}: Slight disaggregation, pruned out some surplus magic from a list.) |
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knightMoves :: [(Int, Int)] |
knightMoves :: [(Int, Int)] |
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knightMoves = |
knightMoves = |
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let deltas = |
let deltas = [id, negate] <*> [1, 2] |
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in deltas >>= |
in deltas >>= |
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(\i -> deltas >>= (bool [] . return . (i, )) <*> ((abs i /=) . abs)) |
(\i -> deltas >>= (bool [] . return . (i, )) <*> ((abs i /=) . abs)) |
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