#include "holberton.h" #include /** * print_r - Print a string in reverse. * @arg: String address. * Return: integer. */ int print_r(va_list arg) { char *str = va_arg(arg, char *); int i = 0, counter = 0; if (str == NULL) str = "(null)"; while (str[i]) i++; i--; for (; i >= 0; i--) { _putchar(str[i]); counter++; } return (counter); }