What is the result(overloaded and var-args methods)? : Questions « Object Oriented « SCJP

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2. Object Oriented
3. Questions

class A {
}

class B extends A {
}

public class MainClass {
  static String s = "-";

  public static void main(String[] args) {
    A[] aa = new A[2];
    B[] ba = new B[2];
    myMethod(aa);
    myMethod(ba);
    myMethod(7);
    System.out.println(s);
  }

  static void myMethod(A[]... a2) {
    s += "1";
  }

  static void myMethod(B[]... b1) {
    s += "2";
  }

  static void myMethod(B[] b1) {
    s += "3";
  }

  static void myMethod(Object o) {
    s += "4";
  }
}