【多选题】源文件如下: class Tom{ private int x=120; protected int y=20; int z=11; private void f() { x=200; System.out.println(x); } void g() { x=200; System.out.println(x); } } public class A{ public static void ma...
【多选题】下列A类中哪些代码是错误的? class Tom { private int x=120; protected int y=20; int z=11; private void f( ) { x=200; System.out.println(x); } void g( ) { x=200; System.out.println(x); } } public class A { public st...