Why use a boolean to represent a sign?

my $sum = 0;
my $sign = 1;
for my $i (1 .. 1000) {
    $sum += $sign * $i;
    $sum*=-1;
}
print $sum;

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Rule One: "Do not act incautiously when confronting a little bald wrinkly smiling man."

In reply to Re^2: stupid question about switching signs every number by psini
in thread stupid question about switching signs every number by derpp

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