描述 Examine the 6x6 checkerboard below and note that the six checkers are arranged on the board so that one and only one is placed in each row and each column, and there is never more than one in any diagonal. (Diagonals run from southeast to northwes…

描述 500年前,Jesse是我国最卓越的剑客.他英俊潇洒,而且机智过人^_^.突然有一天,Jesse心爱的公主被魔王困在了一个巨大的迷宫中.Jesse听说这个消息已经是两天以后了,他急忙赶到迷宫,开始到处寻找公主的下落.令人头痛的是,Jesse是个没什么方向感的人,因此,他在行走过程中,不能转太多弯了,否则他会晕倒的. 我们假定Jesse和公主所在的位置都是空地,初始时,Jesse所面向的方向未定,他可以选择4个方向的任何一个出发,而不算成一次转弯.希望你帮他判断一下他是否有机会找到心爱的公主…

Checker Challenge Examine the 6x6 checkerboard below and note that the six checkers are arranged on the board so that one and only one is placed in each row and each column, and there is never more than one in any diagonal. (Diagonals run from southe…

这个题我看了,都是推荐的神马双向广搜,难道这个深搜你们都木有发现?还是特意留个机会给我装逼? Open the Lock Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3014    Accepted Submission(s): 1323 Problem Description Now an emergent task for you…

利用TreeView控件加载文件,必须遍历处所有的文件和文件夹. 深搜算法用到了递归. using System; using System.Collections.Generic; using System.ComponentModel; using System.Data; using System.Drawing; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows…

题目链接 https://acm.bnu.edu.cn/v3/problem_show.php?pid=52310 problem description Define the depth of a node in a rooted tree by applying the following rules recursively: • The depth of a root node is 0. • The depths of child nodes whose parents are with…

题目链接 https://acm.bnu.edu.cn/v3/problem_show.php?pid=52305 problem  description In ICPCCamp, there are n cities and (n−1) (bidirectional) roads between cities. The i-th road is between the ai-th and bi-th cities. It is guaranteed that cities are conne…

题目链接:HDU 5355 http://acm.split.hdu.edu.cn/showproblem.php?pid=5355 Problem Description There are m soda and today is their birthday. The 1-st soda has prepared n cakes with size 1,2,…,n. Now 1-st soda wants to divide the cakes into m parts so that th…

POJ 2676 Sudoku Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 17627   Accepted: 8538   Special Judge Description Sudoku is a very simple task. A square table with 9 rows and 9 columns is divided to 9 smaller squares 3x3 as shown on the…

codevs 1047 邮票面值设计 1999年NOIP全国联赛提高组  时间限制: 1 s  空间限制: 128000 KB  题目等级 : 钻石 Diamond 题目描述 Description 给定一个信封,最多只允许粘贴N张邮票,计算在给定K(N+K≤40)种邮票的情况下(假定所有的邮票数量都足够),如何设计邮票的面值,能得到最大值MAX,使在1-MAX之间的每一个邮资值都能得到. 例如,N=3,K=2,如果面值分别为1分.4分,则在1分-6分之间的每一个邮资值都能得到(当然还有8分.9…