SC Java Programmer 6 exam [closed]

manpreet Best Answer 2 years ago

there is program from exam. Could anyone explain how "-434" is the answer:

class A {}
class B extends A {}
public class ComingThru {
    static String s = "-";
    public static void s://forum.tuteehub.com/tag/main">main (String[] args) {
        A[] aa = new A[2];
        B[] ba = new B[2];
        sifter(aa);
        sifter(ba);
        sifter(7);
        System.out.print(s);
    }
    static void sifter(A[]... a2) { s += "1";}
    static void sifter(B[]... b1) { s += "2";}
    static void sifter(B[] b1)    { s += "3";}
    static void sifter(Object o)  { s += "4";}
}

Thank you!