Good point, my problem statement is loose.

I want the maximum.

@list1 = qw( a b c d c );
@list2 = qw(     c d c x );
# 3

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In reply to Re^2: CPAN Module to determing overlap of 2 lists? by wazat
in thread CPAN Module to determing overlap of 2 lists? by wazat

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