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517 B
517 B
firstword
Instructions
Write a program that takes an argument and displays its first word, followed by a newline ('\n').
-
A word is a sequence of characters delimited by spaces or by the start/end of the argument.
-
The output will be followed by a newline (
'\n'). -
If the number of arguments is not 1, or if there are no words, the program displays nothing.
Usage
$ go run . "hello there"
hello
$ go run . "hello ......... bye"
hello
$ go run .
$ go run . "hello" "there"
$