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  1. or download this
    use warnings;
use strict;
...

delete $test{13};
print "$_ :: $test{$_}\n" for sort keys %test;
  2. or download this
    11 :: reagen
26 :: daniel
  3. or download this
    use warnings;
use strict;
...
}

print "$_ :: $test{$_}\n" for sort keys %test;
  4. or download this
    11 :: reagen
26 :: daniel