摘要: <<运算符的重载 ostream&operator<<(ostream& out,Ray& a)函数的作用: ostream&operator<<(ostream& out,Ray& a) { return out<<a.xstate<<" "<<a.ystate<<" "<<a.zstate<<e 阅读全文
posted @ 2021-11-04 16:38 ashuo 阅读(50) 评论(0) 推荐(0) 编辑