Somehow it is not working properly.

In what way did it not work? What did you do to debug it?

Show your code!

And read How (Not) To Ask A Question.

(hints: vec and/or the bit shift and logical bit operators described in perlop might be useful).

Perl 6 - second systems done right

In reply to Re: Changing a bit in a string by moritz
in thread Changing a bit in a string by Anonymous Monk

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