Munching squares: Difference between revisions
Content added Content deleted
(Simpler D entry) |
(Go solution) |
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main = Data.ByteString.writeFile "out.pgm" (pack (fmap (fromIntegral . fromEnum) "P5\n256 256\n256\n" ++ [x `xor` y | x <- [0..255], y <- [0..255]])) |
main = Data.ByteString.writeFile "out.pgm" (pack (fmap (fromIntegral . fromEnum) "P5\n256 256\n256\n" ++ [x `xor` y | x <- [0..255], y <- [0..255]])) |
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</lang> |
</lang> |
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=={{header|Go}}== |
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<lang go>package main |
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import ( |
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"image" |
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"image/png" |
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"os" |
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) |
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func main() { |
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g := image.NewGray(image.Rect(0, 0, 256, 256)) |
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for i := range g.Pix { |
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g.Pix[i] = uint8(i>>8 ^ i) |
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} |
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f, _ := os.Create("xor.png") |
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png.Encode(f, g) |
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f.Close() |
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}</lang> |
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=={{header|Icon}} and {{header|Unicon}}== |
=={{header|Icon}} and {{header|Unicon}}== |
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