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452 B
452 B
displaya
Instructions
Write a program that takes a string, and displays the first a character it encounters in it, followed by a newline ('\n').
If there are no a characters in the string, the program just writes a followed by a newline ('\n').
If the number of arguments is not 1, the program displays an a followed by a newline ('\n').
Usage
$ go run . "abc"
a
$ go run . "bcvbvA"
a
$ go run . "nbv"
a
$