程序完成后的执行结果为:x=6,y=8,z=10
#include
using namespace std;

class TwoCord
{
private:
intx,y;
public:
TwoCord(int x,int yy) )
{
_______(1)___________
y=yy;
}
void display()
{
cout<<"x="<
程序完成后的执行结果为:x=6,y=8,z=10
#include
using namespace std;

class TwoCord
{
private:
intx,y;
public:
TwoCord(int x,int yy) )
{
_______(1)___________
y=yy;
}
void display()
{
cout<<"x="<}
};
class ThreeCord
{
int z;
public:
ThreeCord(int x,int yy,int zz):TwoCord(x,yy)
{
z=zz;
}
void display()
{
________(2)__________
cout<",z="<}
};
int main()
ThreeCord c(6,8,10);
c.display();
return 0;
}
【正确答案】:(1)this->x=x;【2分】
(2)TwoCord:display();【2分】
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