题型:多选题 标签:代码
题目:
2. 有如下代码:
class Super
{
protected float getNum() {return 2.Of;}
}
public class Sub extends Super
{
//(1)
}
下面可放在(1)处的代码有______。
A.float getNum(){return 1.0f;}
B.public void getNum(){}
C.private void getNum(double d){}
D.public double Getnum(){return 5.0d;}
E.public float getNum(){return 1;}