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奚政
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2017年3月22日

hdu4424 Conquer a New Region 并查集/类似最小生成树
摘要: The wheel of the history rolling forward, our king conquered a new region in a distant continent.There are N towns (numbered from 1 to N) in this regi 阅读全文
posted @ 2017-03-22 09:49 奚政 阅读(324) 评论(0) 推荐(0)
 
hdu4407 Sum 容斥原理
摘要: XXX is puzzled with the question below: 1, 2, 3, ..., n (1<=n<=400000) are placed in a line. There are m (1<=m<=1000) operations of two kinds.Operatio 阅读全文
posted @ 2017-03-22 09:34 奚政 阅读(238) 评论(0) 推荐(0)
 
hdu4338 Simple Path
摘要: Everybody knows that totalfrank has absolutely no sense of direction. Getting lost in the university or nearly supermarket is very common for him. We 阅读全文
posted @ 2017-03-22 09:32 奚政 阅读(260) 评论(0) 推荐(0)
 
hdu4336 Card Collector 容斥原理
摘要: In your childhood, do you crazy for collecting the beautiful cards in the snacks? They said that, for example, if you collect all the 108 people in th 阅读全文
posted @ 2017-03-22 09:26 奚政 阅读(202) 评论(0) 推荐(0)
 
hdu4300 Clairewd’s message 扩展KMP
摘要: Clairewd is a member of FBI. After several years concealing in BUPT, she intercepted some important messages and she was preparing for sending it to y 阅读全文
posted @ 2017-03-22 09:24 奚政 阅读(193) 评论(0) 推荐(0)
 
hdu4292 Food 最大流
摘要: You, a part-time dining service worker in your college’s dining hall, are now confused with a new problem: serve as many people as possible. The issue 阅读全文
posted @ 2017-03-22 09:17 奚政 阅读(247) 评论(0) 推荐(0)
 
hdu4289 Control 最大流最小割
摘要: You, the head of Department of Security, recently received a top-secret information that a group of terrorists is planning to transport some WMD 1 fro 阅读全文
posted @ 2017-03-22 09:01 奚政 阅读(157) 评论(0) 推荐(0)
 
hdu4280 Island Transport 最大流
摘要: In the vast waters far far away, there are many islands. People are living on the islands, and all the transport among the islands relies on the ships 阅读全文
posted @ 2017-03-22 08:55 奚政 阅读(298) 评论(0) 推荐(0)
 
hdu4135 Co-prime 容斥原理
摘要: Given a number N, you are asked to count the number of integers between A and B inclusive which are relatively prime to N.Two integers are said to be 阅读全文
posted @ 2017-03-22 08:49 奚政 阅读(154) 评论(0) 推荐(0)
 
hdu4059 The Boss on Mars 容斥原理
摘要: On Mars, there is a huge company called ACM (A huge Company on Mars), and it’s owned by a younger boss.Due to no moons around Mars, the employees can 阅读全文
posted @ 2017-03-22 08:47 奚政 阅读(202) 评论(0) 推荐(0)
 
 
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