public class Main {
    public static void main(String[] args) {
        int a = 1;
        int[] b = new int[]{ 1, 2, 3 };
        Integer c = new Integer(1);
        
        System.out.printf("%d %d %d\n", a, b[2], c);
        test(a, b, c);
        System.out.printf("%d %d %d\n", a, b[2], c);
    }
    
    public static void test(int a, int[] b, Integer c) {
        a = 10;
        b = new int[]{ 10, 20, 30 };
        c = new Integer(10);
    }
}