my @anew = map {
    $_ == 0
    || $b[ $_ -1 ] ne 'z'
    || $b[ $_    ] ne 'z'
        ? $a[ $_ ] : ()
} 0 .. $#a;

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Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.
"Too many [] have been sedated by an oppressive environment of political correctness and risk aversion."

In reply to Re^3: delete multiple occurrences by BrowserUk
in thread delete multiple occurrences by coldy

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