![](https://lstatic.shangxueba.com/jiandati/pc/images/pc_jdt_tittleico.png)
有如下类定义:class XX{int XX;public:xx():xx(0){tout<<A;}XX(int n):xx(n){cout<<B;}};class Y:Y:public XX{int YY;public:YY():YV(O){cout<<YY;)YY(int n):xx(n+1),YY(n){cout<<YY;}YY(int m,int n):XX(m),YY(n){cout<<yy;)};下列选项中,输出结果为A0的语句是
A.YY yl(0,0);
B.YY 72(1);
C.YY y3(0);
D.YY y4;
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_q_ckda.png)
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_panel_vip.png)
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_q_wyda.png)
- · 有6位网友选择 A,占比60%
- · 有2位网友选择 C,占比20%
- · 有2位网友选择 B,占比20%