What does the main() function below print out?

Question 5 1 pts What does the main() function below print out? static void f(int[] a) { a[0] = 12; public static void main() { int[2] a = new int[2](); a[0] = 1; a[1] = 3; f(a); System.out.println(a[0]); 01 oo O 12 compiler error O 3