自带排序 Array.sort()

public static void main(String[] args) {
    int[] aa = {1, 5, 9, 7, 3, 1, 6, 3, 47};
    Arrays.sort(aa);
    printaaaa(aa);
}

public static void printaaaa(int[] arry) {
    for (int i = 0; i < arry.length; i++) {
        System.out.println(arry[i]);
    }
}