队列,$map$. 每次出队进行出队操作的是时候,先把队列中需要出队的人全部出队,然后比较对头和当前出队的人是否相同. #include<bits/stdc++.h> using namespace std; int T,n,sz,sum; ]; ]; int main() { scanf("%d",&T); while(T--) { scanf(; map<string,int>zhuan; queue<int>Q; memset(f,,s…

http://www.bnuoj.com/bnuoj/problem_show.php?pid=4209 题意:如题 题解:公式直接计算,或者角平分线求交点 [code1]: #include <iostream> #include <math.h> #include <string.h> #include <stdlib.h> #include<stdio.h> using namespace std; //定义点 struct point {…

题目链接: https://www.bnuoj.com/v3/problem_show.php?pid=52303 Floyd-Warshall Time Limit: 60000msMemory Limit: 1048576KB 问题描述 In ICPCCamp, there are n cities and m (bidirectional) roads between cities. The i-th road is between the ai-th city and the bi-th…

出现场景:当点击"分类"再返回"首页"时,发生error退出   BUG描述:Caused by: java.lang.IllegalArgumentException: Binary XML file line #23: Duplicate id 0x7f0d0054, tag null, or parent id 0xffffffff with another fragment for com.example.sxq123.iljmall.FragmentCat…

启动tomcat, 出现, ( 之前都是好好的... ) [lk ] ERROR [08-12 15:10:02] [main] org.springframework.web.context.ContextLoader.initWebApplicationContext(215) | Context initialization failed org.springframework.beans.factory.BeanCreationException: Error creating bean…

我是在java中做的相关测试, 首先粘贴下报错: 读取xml配置文件:xmls\property.xml org.dom4j.DocumentException: Error on line 1 of document : 前言中不允许有内容. Nested exception: 前言中不允许有内容. at org.dom4j.io.SAXReader.read(SAXReader.java:482) at org.dom4j.io.SAXReader.read(SAXReader.java:3…

Eclipse 无法找到 该 断点,原因是编译时,字节码改变了,导致eclipse无法读取对应的行了 1.ANT编译的class Eclipse不认,因为eclipse也会编译class.怎么让它们统一呢,就是在build.xml里的javac标签里加上一句debug="true",一切就OK了. 如:<javac ... debug="true"> 链接:http://blog.csdn.net/liu251/article/details/36391…

同事反馈他在一测试服务器(CentOS Linux release 7.2.1511)上修改了/etc/profile文件后,使用source命令不能生效,让我帮忙看看,结果使用SecureCRT一登录就发现下面错误信息: Last login: Fri Nov 4 00:42:45 2016 from 10.20.34.14   -bash: $'\r': command not found   -bash: $'\r': command not found   -bash: $'\r': c…

Given n points on a 2D plane, find if there is such a line parallel to y-axis that reflect the given set of points. Example 1: Given points = [[1,1],[-1,1]], return true. Example 2: Given points = [[1,1],[-1,-1]], return false. Follow up: Could you d…

How would you print just the 10th line of a file? For example, assume that file.txt has the following content: Line 1 Line 2 Line 3 Line 4 Line 5 Line 6 Line 7 Line 8 Line 9 Line 10 Your script should output the tenth line, which is: Line 10 [show hi…