RosettaCodeData/Task/Gray-code/Groovy/gray-code-2.groovy

22 lines
598 B
Groovy

def binary = { i, minBits = 1 ->
def remainder = i
def bin = []
while (remainder > 0 || bin.size() <= minBits) {
bin << (remainder & 1)
remainder >>>= 1
}
bin
}
println "number binary gray code decode"
println "====== ====== ========= ======"
(0..31).each {
def code = grayEncode(it)
def decode = grayDecode(code)
def iB = binary(it, 5)
def cB = binary(code, 5)
printf(" %2d %1d%1d%1d%1d%1d %1d%1d%1d%1d%1d %2d",
it, iB[4],iB[3],iB[2],iB[1],iB[0], cB[4],cB[3],cB[2],cB[1],cB[0], decode)
println()
}