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Re^2: finding number of contiguous letters

by blazar (Canon)
on May 23, 2007 at 20:33 UTC ( #617110=note: print w/replies, xml ) Need Help??

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  1. or download this
    my %saw;
    my @parts = map { my $s=substr $str, $_, 3; 
                      $saw{$s}++ ? () : $s } 0..length($str)-3;
    

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