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有如下程序:includeusing namespace std;class point{int x,y;public:point(int vx,i

有如下程序: #include<iostream> using namespace std; class point { int x,y; public: point(int vx,int vy) { x=vx; y=vy; } point() { x=0; y=0; } point operator+(point p1) { point p; int px=x+p1.x; int py=y+p1.y; return point(px,py); } point operator-(point p1) { point p; int px=x-p1.x; int py=y-p1.y; return point(px,py); } void print() { cout<<x<<","<<y<<end1; } }; int main() { point p1(10,10),p2(20,20); p1=p1+p2; p1.print(); retrun 0; } 执行后的输出结果是

A.10,10

B.20,20

C.10,20

D.30,30


参考答案

更多 “ 有如下程序:includeusing namespace std;class point{int x,y;public:point(int vx,i 有如下程序: #include<iostream> using namespace std; class point { int x,y; public: point(int vx,int vy) { x=vx; y=vy; } point() { x=0; y=0; } point operator+(point p1) { point p; int px=x+p1.x; int py=y+p1.y; return point(px,py); } point operator-(point p1) { point p; int px=x-p1.x; int py=y-p1.y; return point(px,py); } void print() { cout<<x<<","<<y<<end1; } }; int main() { point p1(10,10),p2(20,20); p1=p1+p2; p1.print(); retrun 0; } 执行后的输出结果是A.10,10B.20,20C.10,20D.30,30 ” 相关考题
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