Declaration and Access Control
Determine output:class A{{System.out.print("b1 ");}public A(){System.out.print("b2 ");}}class B extends A{static{System.out.print("r1 ");}public B(){System.out.print("r2 ");}{System.out.print("r3 ");}static{System.out.print("r4 ");}}public class Test extends B{public static void main(String[] args){System.out.print("pre ");new Test();System.out.println("post ");}}

pre r1 r4 b1 b2 r2 r3 post
r1 r4 pre b1 b2 r3 r2 post
Compilation fail
r1 r4 pre b1 b2 post r3 r2
r1 r4 pre b1 b2 post

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Declaration and Access Control
Determine output:public class InitDemo{static int i = demo();static{ System.out.print(i); }InitDemo(){System.out.print("hello1");}public static void main(String... args){ System.out.print("Hello2");} static int demo(){ System.out.print("InsideDemo");return 10;}}

Hello2 InsideDemo 10
InsideDemo 10 Hello2
Compilation error.
IllegalArgumentException is thrown at runtime.
InsideDemo 10 Hello2 hello1

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