下列程序运行的结果是( )
interface B {
void f();
}
class C implements B {
public void f() {
System.out.print("good ");
}
public void g(B b) {
b.f();
}
}
class A implements B {
public void f() {
System.out.print("bad ");
}
public void g(B b) {
b.f();
}
public static void main(String] args) {
b1.f();
b2.f();
}
}
选项:
A:编译错误
B:执行错误
C:good bad
D:bad good
发布时间:2024-06-06 14:39:19