3. Show the printout for the following program. public class Test3 2 { public static void main(String[] args) { int[] a = {1, 2}; swap (a [0], a[1]); } } System.out.println("a [0] a [1] = " + a[1]); } = public static void swap (int nl, int n2) { int temp = nl; n2 = n1; nl = temp; " + a[0] +