摘要: task1: 1 #pragma once 2 3 #include <string> 4 5 // 发行/出版物类:Publisher (抽象类) 6 class Publisher { 7 public: 8 Publisher(const std::string &name_ = ""); / 阅读全文
posted @ 2025-12-10 23:00 sunishope 阅读(5) 评论(1) 推荐(0)