Here is how you can know if you're on the right track :) 
my @wantedOutput = qw/ ro sham bo /;
my @input = qw/ ro sham bo /;
my @output = LCS( @input );
use Data::Dump qw/ dd /;
dd( \@wantedOutput, \@output );

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In reply to Re: LCS algorithm by Anonymous Monk
in thread LCS algorithm by porl

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