题意 求集合的个数题解 并查集Problem DescriptionToday is Ignatius' birthday. He invites a lot of friends. Now it's dinner time. Ignatius wants to know how many tabl...
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其他好文 时间：
2015-02-02 10:45:15
阅读次数：
216
Layout
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 7613
Accepted: 3658
Description
Like everyone else, cows like to stand close to their friends wh...
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编程语言 时间：
2015-01-29 22:35:47
阅读次数：
330
uva 12097 Pie
My birthday is coming up and traditionally I'm serving pie. Not just one pie, no, I have a number N of them, of various tastes and of various sizes. F of my friends are coming to my par...
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其他好文 时间：
2015-01-29 17:50:43
阅读次数：
174
一：表名定义规范：
（1）数据库表的命名以是名词的复数形式且都为小写，如cities, categories, friends等等
这一条不是硬性规定，可以看个人习惯，统一就好。
（2）如果表名由几个单词组成，则单词间用下划线("_")分割，如subscribed_pois,poi_categories等
（3）表名尽量用全名
（4）表名限制在30个字符...
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数据库 时间：
2015-01-28 14:42:30
阅读次数：
204
Recommended BooksHere is a list of books which I have read and feel it is worth recommending to friends who are interested in computer science.Machine...
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其他好文 时间：
2015-01-22 09:20:20
阅读次数：
161
