7 lines
175 B
Text
7 lines
175 B
Text
# Returns a copy of 's' with rot13 encoding.
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func rot13(s) {
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s.tr('A-Za-z', 'N-ZA-Mn-za-m');
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}
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# Perform rot13 on standard input.
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STDIN.each { |line| print rot13(line) }
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