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424 B
424 B
arg-rot1
Instructions
Write a program that rotates the arguments in the command line by 1 position.
- If the number of arguments is less than 2, print (
'\n'). - Print (
'\n') at the end of the output.
Usage
$ go run . | cat -e
$
$ go run . "hello" | cat -e
$
$ go run . 1 2 3 4 5 6 7 8 9 | cat -e
2 3 4 5 6 7 8 9 1$
$ go run "Hello" "World" | cat -e
World Hello$
$ go run . a b c d
b c d a$