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E - 食物链 POJ - 1182(并查集)
食物链 POJ - 1182 动物王国中有三类动物A,B,C，这三类动物的食物链构成了有趣的环形。A吃B， B吃C，C吃A。 现有N个动物，以1－N编号。每个动物都是A,B,C中的一种，但是我们并不知道它到底是哪一种。 有人用两种说法对这N个动物所构成的食物链关系进行描述： 第一种说法是"1 X Y"，表示X和Y是同类。 第二种说法是"2 X Y"，表示X吃Y。 此人对N个动物，用上...原创 2019-07-29 22:30:39 · 251 阅读 · 1 评论 -
Wireless Network(并查集)
Wireless Network Time Limit: 10000MS Memory Limit: 65536K Total Submissions: 46995 Accepted: 19311 Description An earthquake takes place in Southeast Asia. The ACM (Asia Cooperated Medical team) hav...原创 2019-08-22 13:45:05 · 323 阅读 · 0 评论 -
Find them, Catch them poj1703（并查集）
Find them, Catch them Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 59152 Accepted: 17972 Description The police office in Tadu City decides to say ends to the chaos, as launch actions ...原创 2019-08-20 20:25:08 · 156 阅读 · 0 评论 -
Navigation Nightmare(并查集)
Navigation Nightmare Time Limit: 2000MS Memory Limit: 30000K Total Submissions: 8486 Accepted: 3053 Case Time Limit: 1000MS Description Farmer John’s pastoral neighborhood has N farms (2 <= N <...原创 2019-08-24 20:48:45 · 372 阅读 · 0 评论 -
并查集入门+进阶
入门：https://www.cnblogs.com/xzxl/p/7226557.html 进阶：https://www.cnblogs.com/xzxl/p/7341536.html https://blog.youkuaiyun.com/wangpeiyi9979/article/details/88084911 大佬们写的很不错原创 2019-08-20 17:32:24 · 153 阅读 · 0 评论 -
A Bug's Life POJ2492(二分图黑白染色法 or 并查集)
A Bug’s Life Time Limit: 10000MS Memory Limit: 65536K Total Submissions: 49727 Accepted: 16056 Description Background Professor Hopper is researching the sexual behavior of a rare species of bugs. ...原创 2019-08-20 13:18:40 · 162 阅读 · 0 评论 -
Rochambeau poj2912(种类并查集+枚举)
Rochambeau Time Limit: 5000MS Memory Limit: 65536K Total Submissions: 6480 Accepted: 2174 Description N children are playing Rochambeau (scissors-rock-cloth) game with you. One of them is the judge....原创 2019-08-23 20:41:35 · 220 阅读 · 0 评论 -
Supermarket poj1456
Supermarket Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 21612 Accepted: 9563 Description A supermarket has a set Prod of products on sale. It earns a profit px for each product x∈Pro...原创 2019-08-19 22:05:12 · 181 阅读 · 0 评论 -
Corporative Network UVALive - 3027(带权并查集+路径压缩)
A very big corporation is developing its corporative network. In the beginning each of the N enterprises of the corporation, numerated from 1 to N, organized its own computing and telecommunication ce...原创 2019-07-22 22:05:57 · 151 阅读 · 0 评论 -
X-Plosives UVALive - 3644（并查集）
A secret service developed a new kind of explosive that attain its volatile property only when a specific association of products occurs. Each product is a mix of two different simple compounds, to wh...原创 2019-07-22 20:39:48 · 166 阅读 · 0 评论 -
poj1611 The Suspects（并查集+路径压缩）
The Suspects Time Limit: 1000MS Memory Limit: 20000K Total Submissions: 57377 Accepted: 27226 Description Severe acute respiratory syndrome (SARS), an atypical pneumonia of unknown aetiology, was re...原创 2019-07-26 11:09:37 · 204 阅读 · 0 评论 -
hdu3038How Many Answers Are Wrong（带权并查集+路径压缩）
How Many Answers Are Wrong Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 20324 Accepted Submission(s): 7002 Problem Description TT and FF ...原创 2019-07-21 11:41:08 · 456 阅读 · 2 评论 -
hdu1213How Many Tables（并查集）
How Many Tables Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 55161 Accepted Submission(s): 27377 Problem Description Today is Ignatius’ b...原创 2019-07-20 20:14:04 · 208 阅读 · 0 评论 -
P1551 亲戚（并查集）
题目背景 若某个家族人员过于庞大，要判断两个是否是亲戚，确实还很不容易，现在给出某个亲戚关系图，求任意给出的两个人是否具有亲戚关系。 题目描述 规定：x和y是亲戚，y和z是亲戚，那么x和z也是亲戚。如果x,y是亲戚，那么x的亲戚都是y的亲戚，y的亲戚也都是x的亲戚。 输入输出格式 输入格式： 第一行：三个整数n,m,p，（n<=5000,m<=5000,p<=5000），分别表示...原创 2019-07-20 17:12:28 · 400 阅读 · 0 评论 -
Parity gamepoj1733(带权并查集)
Parity game Time Limit: 1000MS Memory Limit: 65536K Total Submissions: 15448 Accepted: 5858 Description Now and then you play the following game with your friend. Your friend writes down a sequence ...原创 2019-08-22 17:24:19 · 237 阅读 · 0 评论