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#!/usr/bin/perl -w
use strict;
...
y is not defined
y is is defined now as 32
k is 3842 ...hey I'm defined now!

#!/usr/bin/perl -w
#use strict;
...
Argument "0 bogus" isn't numeric in addition 
   (+) at C:\TEMP\zeroButTrue.pl line 23.
bogus_zero plus one is: 1