摘要: 1 class Shape 2 { 3 public: 4 virtual double S()=0; 5 virtual double C()=0; 6 }; 7 class Circle:public Shape 8 { 9 public: 10 Circle(double ir); 11 do 阅读全文
posted @ 2021-06-03 21:05 satellite& 阅读(59) 评论(0) 推荐(0)