B. Berland National LibraryTime Limit: 20 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/567/problem/B Description Berland National Library has recently been built in the capital of Berland. In addition, in the library you can take any o…

time limit per test : 1 second memory limit per test : 256 megabytes input : standard input output : standard output Problem Description Berland National Library has recently been built in the capital of Berland. In addition, in the library you can t…

B. Berland National LibraryTime Limit: 2 Sec Memory Limit: 256 MB 题目连接 http://codeforces.com/contest/567/problem/B Description Berland National Library has recently been built in the capital of Berland. In addition, in the library you can take any of…

Description Berland National Library has recently been built in the capital of Berland. In addition, in the library you can take any of the collected works of Berland leaders, the library has a reading room. Today was the pilot launch of an automated…

B. Berland National Library time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Berland National Library has recently been built in the capital of Berland. In addition, in the library you can t…

题目链接:http://codeforces.com/problemset/problem/567/B 题目描述: Berland National Library has recently been built in the capital of Berland. In addition, in the library you can take any of the collected works of Berland leaders, the library has a reading ro…

题目传送门 /* 题意:给出一系列读者出行的记录,+表示一个读者进入,-表示一个读者离开,可能之前已经有读者在图书馆 构造:now记录当前图书馆人数,sz记录最小的容量,in数组标记进去的读者,分情况讨论一下 */ /************************************************ * Author :Running_Time * Created Time :2015-8-6 0:23:37 * File Name :B.cpp *****************…

B. Berland National Library time limit per test1 second memory limit per test256 megabytes inputstandard input outputstandard output Berland National Library has recently been built in the capital of Berland. In addition, in the library you can take…

这类题一个操作增加多少,一个操作减少多少,求最少刚开始为多少,在中途不会出现负值,模拟一遍,用一个数记下最大的即可 #include<cstdio> #include<cstring> ; ],head[HASH],next[]; void insert(int s) { int h=num[s]%HASH; int u=head[h]; while(u) u=next[u]; next[s]=head[h];//原来的链表头成为s的next head[h]=s;//s成为head…

题目链接:http://codeforces.com/problemset/problem/567/B  题意:题目大意: 一个计数器, +号代表一个人进入图书馆, -号代表一个人出去图书馆. 给一个log, 问这个log中能知道的这个图书馆最小的可能容量是多少, log是片段, 在program运行前可能图书馆已经有人, 在运行后也 可能人还没出去? 方法一:模拟: #include <iostream> #include <stdio.h> #include <strin…