/*
Assignment name  : aff_first_param
Expected files   : aff_first_param.c
Allowed functions: write
--------------------------------------------------------------------------------

Write a program that takes strings as arguments, and displays its first
argument followed by a \n.

If the number of arguments is less than 1, the program displays \n.

Example:

$> ./aff_first_param vincent mit "l'ane" dans un pre et "s'en" vint | cat -e
vincent$
$> ./aff_first_param "j'aime le fromage de chevre" | cat -e
j'aime le fromage de chevre$
$> ./aff_first_param
$

*/
#include <unistd.h>

int main(int argc, char **argv) 
{
    if (argc >= 2) {
        int i = 0;
        while (argv[1][i])
        {
            write(1, &argv[1][i], 1);
            i++;
        }
        write(1, "\n", 1);
    }
    else 
    {
        write(1, "\n", 1); // Write newline if no argument provided
    }
    return 0;
}