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Initial data commit

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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 72d218235f
commit f23f22d71c
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Task/Shortest-common-supersequence/Factor/shortest-common-supersequence.factor Normal file
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USING: combinators io kernel locals math memoize sequences ;
MEMO:: scs ( x y -- seq )
{
{ [ x empty? ] [ y ] }
{ [ y empty? ] [ x ] }
{ [ x first y first = ]
[ x rest y rest scs x first prefix ] }
{ [ x y rest scs length x rest y scs length <= ]
[ x y rest scs y first prefix ] }
[ x rest y scs x first prefix ]
} cond ;
"abcbdab" "bdcaba" scs print