有如下程序: #include<iostream> using namespace std; class Point{ int x, y; public: Point(i
有如下程序:
#include<iostream>
using namespace std;
class Point{
int x, y;
public:
Point(int x1=0, int y1=0):x(x1), y(y1){}
int get(){return x+y;)
};
class Circle{
Point center;
int radius;
public:
Circle(int CX, int cy, int r):center(cx, cy), radius(r){}
int get(){return center. get()+radius;}
};
int main(){
circle c(3, 4, 5);
cout<<c. get()<<end1;
return ():
}
运行时的输出结果是()。
A) 5
B) 7
C) 9
D) 12