摘要: 程序:#include<string>using namespace std;string isbn;unsigned units_sold;double revenue;istream& input(istream& in){ in>>isbn>>units_sold>>revenue; if(in) cout<<"isbn:"<<isbn<<endl; cout<<"units_sold:"<<units_sold<< 阅读全文
posted @ 2012-07-19 20:14 propheteia 阅读(251) 评论(0) 推荐(0) 编辑