1022. Digital Library (30) 时间限制 1000 ms 内存限制 65536 kB 代码长度限制 16000 B 判题程序 Standard 作者 CHEN, Yue A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Ea…

1022 Digital Library (30 分)   A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Each book is assigned an unique 7-digit number as its ID. Given any…

https://pintia.cn/problem-sets/994805342720868352/problems/994805480801550336 A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Each book is assigne…

题目:https://pintia.cn/problem-sets/994805342720868352/problems/994805480801550336 题意: 每一本书有一个id, 书名,作者,至多五个关键字,一个出版社名,出版社年份. 现在根据给定的书名或作者或关键字或出版社名或年份,按照id字典序大小输出符合条件的书. 思路: 对每一个属性都用map维护. 一个坑点是,前面说书的年份一定在1000-3000之间,但是查询的时候的年份不一定满足,而且这里输出的时候也要满足4位.测试点…

A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Each book is assigned an unique 7-digit number as its ID. Given any query from a reader, you are s…

A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Each book is assigned an unique 7-digit number as its ID. Given any query from a reader, you are s…

https://www.patest.cn/contests/pat-a-practise/1022 直接模拟, 输入,按id排序,检索 #include <iostream> #include <string> #include <algorithm> using namespace std; struct book //图书结构 { string id; string title; string author; int k; //关键词数量 string key[5…

1022 Digital Library A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Each book is assigned an unique 7-digit number as its ID. Given any query fro…

1022 Digital Library (30)(30 分) A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Each book is assigned an unique 7-digit number as its ID. Given an…

1022 Digital Library (30 分)   A Digital Library contains millions of books, stored according to their titles, authors, key words of their abstracts, publishers, and published years. Each book is assigned an unique 7-digit number as its ID. Given any…