swap adjacent bits by tails

G
:
/00/{s/\(\n.*\)\n\(.*\)\n\(.*\)\n/\1 \3 \2 /mg
t
s/.//
s///326g
L0
d}
s/0//
s/.\w*/&0&1&2&3&4&5&6&7&8&9/g
b

Note that non-ascii characters in the above source code will be escaped (such as \x9f).

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