Hey, I just met you,

　　

　　and this is crazy,

　　

　　but here's my number

　　

　　so call me, maybe?　

1 　　@Test 2     public void testTel(){ 3          4         int[]arr=new int[]{8,2,1,5,7,4,9}; 5         int[]index=new int[]{2,0,1,1,2,6,3,0,5,4,6}; 6          7         String tel=""; 8         for(int i:index){ 9             tel+=arr[i];10         }11         System.out.println("My Number is:"+tel);12     }