Need help with the following program if you can write the program that can execute this and show me by hand how to do this.

Selection-Index

QUESTION:

 //Sort the array arr[] for (int i = 0; i < arr.length - 1; i++) { //outer int index = i; for (int j = i + 1; j < arr.length; j++) if (arr[j] < arr[index]) index = j; int smallerNumber = arr[index]; arr[index] = arr[i]; arr[i] = smallerNumber; }//for i 

In the array= 20 2 11 2 18 18 0 9, the index of the smallest number at the outer iteration 4 =