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jrunning/decimal-to-unary.sed

Created June 19, 2017 16:35
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decimal↔unary in GNU sed
Raw
decimal-to-unary.sed
#!/usr/bin/env sed -rf
# 2017 Jordan Running <[email protected]>
s/^0$//
tZ
s/$/!:9876543210/
:
s/0!/!9/
t
s/(.)!(.*):(.*\1)(.)/\4\2:\3\4/
s/(.*):/;\1!:/
s/;0/;/
/;!/!b
s/!.*//
:Z
Raw
unary-to-decimal.sed
#!/usr/bin/env sed -rf
# 2017 Jordan Running <[email protected]>
s/$/0!:0123456789/
:
/;/!bZ
s/9!/!0/
t
s/;!/;1/
s/(.)!(.*):(.*\1)(.)/\4\2:\3\4/
s/;(.*):/\1!:/
b
:Z
s/!.*//
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