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  1. or download this
    use strict;
    use warnings;
    ...
    {
        print "string: " . $1 . "!\n";
    }
    
  2. or download this
    string: test1 zzzzzzzzzzzzzzz test2!
    string: test5 zzzzzzzzzzzzzzz test6!
    string: test7 zzzzzzzzzzzzzzz test8!