6 lines
297 B
Scala
6 lines
297 B
Scala
def encode(n: Int) = (n ^ (n >>> 1)).toBinaryString
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def decode(s: String) = Integer.parseInt( s.scanLeft(0)(_ ^ _.asDigit).tail.mkString , 2)
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println("decimal binary gray decoded")
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for (i <- 0 to 31; g = encode(i))
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println("%7d %6s %5s %7s".format(i, i.toBinaryString, g, decode(g)))
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