Harry and Magical Computer  Accepts: 350  Submissions: 1348  Time Limit: 2000/1000 MS (Java/Others)  Memory Limit: 32768/32768 K (Java/Others) Problem Description In reward of being yearly outstanding magic student, Harry gets a magical computer. Whe…

Harry and Magical Computer Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Problem Description In reward of being yearly outstanding magic student, Harry gets a magical computer. When the computer begins to deal wi…

Harry and Magical Computer Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2559    Accepted Submission(s): 978 Problem Description In reward of being yearly outstanding magic student, Harry gets…

package graph; import java.util.LinkedList; import java.util.Queue; import thinkinjava.net.mindview.util.Stack; //类名:Vertex //属性: //方法: class Vertex{ public char label; //点的名称,如A public boolean wasVisited; public Vertex(char lab){ //构造函数 label = lab;…

Fox And Names time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Fox Ciel is going to publish a paper on FOCS (Foxes Operated Computer Systems, pronounce: "Fox"). She heard a rumor: the…

Following Orders Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 4254   Accepted: 1709 Description Order is an important concept in mathematics and in computer science. For example, Zorn's Lemma states: ``a partially ordered set in which…

Description In reward of being yearly outstanding magic student, Harry gets a magical computer. When the computer begins to deal with a process, it will work until the ending of the processes. One day the computer got n processes to deal with. We num…

Leo has a grid with N × N cells. He wants to paint each cell with a specific color (either black or white). Leo has a magical brush which can paint any row with black color, or any column with white color. Each time he uses the brush, the previous co…

今天被拓扑排序给折磨了一天,主要就是我的一个代码有点小bug,真难找... 先来看看我今天写的题目吧! C. Fox And Names Fox Ciel is going to publish a paper on FOCS (Foxes Operated Computer Systems, pronounce: "Fox"). She heard a rumor: the authors list on the paper is always sorted in the lexic…

Window Pains Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 2524   Accepted: 1284 Description Boudreaux likes to multitask, especially when it comes to using his computer. Never satisfied with just running one application at a time, he…