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  1. or download this
    if (subroutine()) { # if the return value of subroutine is "true" (see
+ reference above)
   exit 0; # success
} else {
   exit 1; # failure
}
  2. or download this
    exit subroutine();
  3. or download this
    perl -e 'print "How sweet does a rose smell? "; chomp ($n = <STDIN>); 
+$rose = "smells sweet to degree $n"; *other_name = *rose; print "$oth
+er_name\n"'