#include <unistd.h>

int     main (int argc, char **argv)
{
    int i;
    
    i = 0;
    if (argc == 2)
    {
        while (argv[1][i] != '\0')
        {
            if (argv[1][i] == 'a')
            {
                write (1, "a/n", 1);
                return(0);
            }
            i++;
        }
        write (1, "\n", 1);
        return(0);
    }
    write (1, "a\n", 2);
    return(0);
}