untested, not near perl, but sufficiently bored. 
my %annoying;
$annoying {"I am"}= "you are";
$annoying {"you are"} = "I am";
$key = "I am";
for (1..10) {
    print $annoying{$key}," glad ";
    $key= $annoying{$key};
}
print ".";

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In reply to Re: Toggling between two values by boo_radley
in thread Toggling between two values by pernod

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