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写程序运行结果#include using namespace std;class point {public:void poi(int px=10,int py=10){ x=px; y=py; }friend int getpx(point a);friend int getpy(point b);private:int x,y;};int getpx(point a){return a.x;}int getpy(point a){return a.y;}void main(){point p,q;p.poi();q.poi(15,15);cout<

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