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Hamza elkhatri
e9193c30b7
|
2 years ago | |
|---|---|---|
| .. | ||
| README.md | 2 years ago | |
README.md
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Instructions
Write a program that prints the previous letter and the next letter of the Latin alphabet.
- If the number of arguments is different from 1, print (
'\n'). - If the length of the argument is different from 1, print (
'\n') - If the argument is not a letter, print (
'\n') - There are no letters to print before 'a' or after 'z'.
Usage
$ go run . | cat -e
$
$ go run . a | cat -e
ab$
$ go run . "B" | cat -e
ABC$
$ go run . "z" | cat -e
yz$
$ go run . "Hello World!" | cat -e
$
$ go run . "1" | cat -e
$