docs(rot21) correct grammar

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davhojt 2022-06-01 09:33:22 +03:00 committed by Dav Hojt
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The purpose of this exercise is to create a `rot21` function that works like the ROT13 cipher.
This function will receive a `string` and it will rotate each letter of that `string` 21 times to the right.
This function will receive a `string` and will rotate each letter of that `string` 21 times to the right.
The function should only rotate letters. If the string includes punctuation, symbols and/or numbers
they will remain the same.
The function should only rotate letters. Punctuation, symbols and numbers should remain the unchanged.
### Expected functions