30 lines
523 B
Groff
30 lines
523 B
Groff
.TH ROT13 1
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.SH NAME
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rot13 \(en encrypt or 13-degree caesar-rotated text
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.SH DESCRIPTION
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Rot13 writes to standard output each character from standard input, rotated
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around the Alphabet 13 places.
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.PP
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Non-Alphabet characters are left unchanged.
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.SH DECRYPTION
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A character rotated 13 places around the Alphabet can be rotated again the same
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number of places to be decrypted.
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.SH DIAGNOSTICS
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Rot13 will exit with the appropriate status from sysexits(3).
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.SH COPYRIGHT
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Public domain.
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.SH SEE ALSO
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caesar(1), rot(1)
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