樱花落舞

2017年4月12日

摘要： Description Zane the wizard is going to perform a magic show shuffling the cups. There are n cups, numbered from 1 to n, placed along the x-axis on a 阅读全文

posted @ 2017-04-12 21:47 樱花落舞阅读(217) 评论(0) 推荐(0)

Codeforces Round #408 (Div. 2) A

摘要： Description Zane the wizard had never loved anyone before, until he fell in love with a girl, whose name remains unknown to us. The girl lives in hous 阅读全文

posted @ 2017-04-12 21:37 樱花落舞阅读(387) 评论(0) 推荐(0)

2017年4月4日

Codeforces Round #405 (rated, Div. 2, based on VK Cup 2017 Round 1) E

摘要： Description Bear Limak prepares problems for a programming competition. Of course, it would be unprofessional to mention the sponsor name in the state 阅读全文

posted @ 2017-04-04 23:31 樱花落舞阅读(319) 评论(0) 推荐(1)

Codeforces Round #405 (rated, Div. 2, based on VK Cup 2017 Round 1) D

摘要： Description A tree is an undirected connected graph without cycles. The distance between two vertices is the number of edges in a simple path between 阅读全文

posted @ 2017-04-04 23:22 樱花落舞阅读(249) 评论(0) 推荐(0)

Codeforces Round #405 (rated, Div. 2, based on VK Cup 2017 Round 1) C

摘要： Description In the army, it isn't easy to form a group of soldiers that will be effective on the battlefield. The communication is crucial and thus no 阅读全文

posted @ 2017-04-04 23:01 樱花落舞阅读(301) 评论(0) 推荐(0)

Codeforces Round #405 (rated, Div. 2, based on VK Cup 2017 Round 1) B

摘要： Description Bear Limak examines a social network. Its main functionality is that two members can become friends (then they can talk with each other an 阅读全文

posted @ 2017-04-04 22:54 樱花落舞阅读(295) 评论(0) 推荐(0)

Codeforces Round #405 (rated, Div. 2, based on VK Cup 2017 Round 1) A

摘要： Description Bear Limak wants to become the largest of bears, or at least to become larger than his brother Bob. Right now, Limak and Bob weigh a and b 阅读全文

posted @ 2017-04-04 22:45 樱花落舞阅读(268) 评论(0) 推荐(0)

2017年4月2日

AtCoder Grand Contest 012 B

摘要： B - Splatter Painting Time limit : 2sec / Memory limit : 256MB Score : 700 points Problem Statement Squid loves painting vertices in graphs. There is 阅读全文

posted @ 2017-04-02 22:07 樱花落舞阅读(353) 评论(0) 推荐(0)

AtCoder Grand Contest 012 A

摘要： A - AtCoder Group Contest Time limit : 2sec / Memory limit : 256MB Score : 300 points Problem Statement There are 3N participants in AtCoder Group Con 阅读全文

posted @ 2017-04-02 21:53 樱花落舞阅读(372) 评论(0) 推荐(0)

April Fools Contest 2017 F

摘要： Description You are developing a new feature for the website which sells airline tickets: being able to sort tickets by price! You have already extrac 阅读全文

posted @ 2017-04-02 21:06 樱花落舞阅读(297) 评论(0) 推荐(0)

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