Java 数组嵌套

 1 public static void main(String[] args)
 2         {
 3             int[] arr = new int[] {8,6,3,1,9,5,4,7};
 4             int[] index = new int[] {3,2,7,0,4,5,1,6,3,7,3};
 5             String tel = "";
 6             for(int i =0; i<index.length;i++)
 7             {
 8                 tel+=arr[index[i]];
 9             }
10             System.out.println("Biubiu+"+tel);
11         }
12