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Data update

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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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Task/Spiral-matrix/Haskell/spiral-matrix-3.hs
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@ -4,7 +4,7 @@ import Text.Printf (printf)
-- spiral is the first row plus a smaller spiral rotated 90 deg
spiral 0 _ _ = [[]]
spiral h w s = [s .. s+w-1] : rot90 (spiral w (h-1) (s+w))
where rot90 = (map reverse).transpose
where rot90 = (map reverse).transpose
-- this is sort of hideous, someone may want to fix it
main = mapM_ (\row->mapM_ ((printf "%4d").toInteger) row >> putStrLn "") (spiral 10 9 1)