fibo combo numbers by tails

:
s/\s/<<123456789 01>/
s/\(.\)<.*\1\( *.\).*>/\2/
t
/9999/d
/^\([12358]\|34\|89\|144\|377\|610\|987\|1597\|2584\|4181\|6765\)*$/L
G
b

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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