japan coins by McBusLuck

s/[^0]/0 &/2
:
s/[^ 015]\(0*\)/& 1\1/g
y/2346789/1235678/
t

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

To protect the system from spam, please input your favorite sport (hint: I believe its name must start with 'g', case insensitive)

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