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Union Find-547. Friend Circles
There are N students in a class. Some of them are friends, while some are not. Their friendship is transitive in nature. For example, if A is a direct ...
分类:其他好文   时间:2018-01-13 11:12:21    阅读次数:178
547. Friend Circles 朋友圈
There are N students in a class. Some of them are friends, while some are not. Their friendship is transitive in nature. For example, if A is a direct... ...
分类:其他好文   时间:2018-01-07 14:03:24    阅读次数:152
Arab Businessmen Forum in China Football Team Won Championship
The 10th Guangzhou Friendship Games of 2017 football champion was born yesterday on a field of blood and fire! They beat the U.S consulate, Italian co ...
分类:其他好文   时间:2017-10-30 19:52:33    阅读次数:355
POJ 1815 - Friendship - [拆点最大流求最小点割集][暴力枚举求升序割点] - [Dinic算法模板 - 邻接矩阵型]
妖怪题目,做到现在:2017/8/19 - 1:41…… 不过想想还是值得的,至少邻接矩阵型的Dinic算法模板get√ 题目链接:http://poj.org/problem?id=1815 Time Limit: 2000MS Memory Limit: 20000K Description I ...
分类:编程语言   时间:2017-08-19 10:54:37    阅读次数:224
用户之间好友关系以及亲戚关系如何在数据库存储?
最近做项目需要设计数据库,其中涉及到用户之间好友以及亲戚关系,暂时提出两个解决方案: 1 建立中间表,将有关系的两个人ID相互对应 2 增加一张关系表,将用户的朋友以及亲戚的ID取出来,用","隔开,存入其中的关系字段,比如friendship字段,设置为varchar类型,读取的时候将内容按照“, ...
分类:数据库   时间:2017-07-26 17:33:12    阅读次数:400
POJ 1815 Friendship(最小割+字典序输出割点)
http://poj.org/problem?id=1815 题意: 在现代社会,每个人都有自己的朋友。由于每个人都很忙,他们只通过电话联系。你可以假定A可以和B保持联系,当且仅当:①A知道B的电话号码;②A知道C的电话号码,而C能联系上B。如果A知道B的电话号码,则B也知道A的电话号码。 思路:这 ...
分类:其他好文   时间:2017-07-22 10:59:15    阅读次数:185
LeetCode 547. Friend Circles 20170626 补上周
There are N students in a class. Some of them are friends, while some are not. Their friendship is transitive in nature. For example, if A is a direct ...
分类:其他好文   时间:2017-06-26 21:04:30    阅读次数:297
[leetcode-547-Friend Circles]
There are N students in a class. Some of them are friends, while some are not. Their friendship is transitive in nature. For example, if A is a direct ...
分类:其他好文   时间:2017-06-10 18:24:09    阅读次数:146
POJ 1815 Friendship(最小割)
http://poj.org/problem?id=1815 Friendship Time Limit: 2000MS Memory Limit: 20000K Total Submissions: 9026 Accepted: 2534 Description In modern society ...
分类:其他好文   时间:2017-05-02 19:47:27    阅读次数:244
[LeetCode] Friend Circles 朋友圈
There are N students in a class. Some of them are friends, while some are not. Their friendship is transitive in nature. For example, if A is a direct ...
分类:其他好文   时间:2017-04-10 00:49:34    阅读次数:296
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