Peaceful Commission Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1948 Accepted Submission(s): 560 Problem Description The Public Peace Commission should be legislated in Parliament of Th…
HDU 1814 Peaceful Commission / HIT 1917 Peaceful Commission /CJOJ 1288 和平委员会(2-sat模板题) Description The Public Peace Commission should be legislated in Parliament of The Democratic Republic of Byteland according to The Very Important Law. Unfortunatel…
经典2sat裸题,dfs的2sat能够方便输出字典序最小的解... Peaceful Commission Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 1578 Accepted Submission(s): 406 Problem Description The Public Peace Commission should…
Peaceful Commission Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2775 Accepted Submission(s): 865 Problem Description The Public Peace Commission should be legislated in Parliament of Th…
Uncle Tom's Inherited Land* Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1247 Accepted Submission(s): 542Special Judge Problem Description Your old uncle Tom inherited a piece of land from…
Peaceful Commission Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 79 Accepted Submission(s): 38 Problem Description The Public Peace Commission should be legislated in Parliament of The Democ…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1814 Problem Description The Public Peace Commission should be legislated in Parliament of The Democratic Republic of Byteland according to The Very Important Law. Unfortunately one of the obstacles is t…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1358 分析:已知字符串,求其由最小循环节构成的前缀字符串. /*Period Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 3507 Accepted Submission(s): 1766 Problem Description For ea…
On Octorber 21st, HDU 50-year-celebration, 50-color balloons floating around the campus, it's so nice, isn't it? To celebrate this meaningful day, the ACM team of HDU hold some fuuny games. Especially, there will be a game named "crashing color ballo…
方格取数(1) Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 7717 Accepted Submission(s): 2911 Problem Description 给你一个n*n的格子的棋盘,每个格子里面有一个非负数.从中取出若干个数,使得任意的两个数所在的格子没有公共边,就是说所取的数所在的2个格子不能相邻,并且取出的数…
题目链接:http://acm.split.hdu.edu.cn/showproblem.php?pid=2485 Destroying the bus stations Time Limit: 4000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)Total Submission(s): 2651 Accepted Submission(s): 891 Problem Description Gabi…
题目链接:http://acm.hdu.edu.cn/showproblem.php?pid=1853 Cyclic Tour Time Limit: 1000/1000 MS (Java/Others) Memory Limit: 32768/65535 K (Java/Others)Total Submission(s): 2289 Accepted Submission(s): 1162 Problem Description There are N cities in our…
Problem A simple brute force problem (HDU 4971) 题目大意 有n个项目和m个问题,完成每个项目有对应收入,解决每个问题需要对应花费,给出每个项目需解决的问题以及各问题间的依赖关系,求最大利润. 解题分析 最大权闭合子图 用来解决一下有依赖关系的问题. X集权值为正,Y集权值为负.X集的某些点依赖于Y集,Y集的某些点互相依赖. 从S向X集的每个点连流量为权值的边,y集的每个点向T连流量为权值的边,若两个点互相依赖,则连一条权值为INF的边. 求一遍最…