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514 B
514 B
rot13
Instructions
Write a program that takes a string and displays it, replacing each of its
letters by the letter 13 spots ahead in alphabetical order.
-
'z' becomes 'm' and 'Z' becomes 'M'. The case of the letter stays the same.
-
The output will be followed by a newline (
'\n'). -
If the number of arguments is different from 1, the program displays nothing.
Usage
$ go run . "abc"
nop
$ go run . "hello there"
uryyb gurer
$ go run . "HELLO, HELP"
URYYB, URYC
$ go run .
$