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A. Dreamoon and Stairs 题目连接： http://www.codeforces.com/contest/476/problem/A Description Dreamoon wants to climb up a stair of n steps. He can climb 1
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posted @ 2016-08-21 21:13
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E. Garlands 题目连接： http://www.codeforces.com/contest/707/problem/E Description Like all children, Alesha loves New Year celebration. During the celebra
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posted @ 2016-08-21 16:08
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D. Persistent Bookcase 题目连接： http://www.codeforces.com/contest/707/problem/D Description Recently in school Alina has learned what are the persistent
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posted @ 2016-08-21 00:52
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C. Pythagorean Triples 题目连接： http://www.codeforces.com/contest/707/problem/C Description Katya studies in a fifth grade. Recently her class studied ri
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posted @ 2016-08-21 00:48
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B. Bakery 题目连接： http://www.codeforces.com/contest/707/problem/B Description Masha wants to open her own bakery and bake muffins in one of the n cities
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posted @ 2016-08-21 00:45
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A. Brain's Photos 题目连接： http://www.codeforces.com/contest/707/problem/A Description Small, but very brave, mouse Brain was not accepted to summer scho
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posted @ 2016-08-21 00:32
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4636: 蒟蒻的数列 题目连接： http://www.lydsy.com/JudgeOnline/problem.php?id=4636 Description 蒟蒻DCrusher不仅喜欢玩扑克，还喜欢研究数列 题目描述 DCrusher有一个数列，初始值均为0，他进行N次操作，每次将数列[a
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posted @ 2016-08-18 22:16
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4610: [Wf2016]Ceiling Functi 题目连接： http://www.lydsy.com/JudgeOnline/problem.php?id=4610 Description 给出n个长度为k的数列，每个数列模拟堆的操作，问有多少种形态不同的堆。 Input 第一行包含两个数
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posted @ 2016-08-17 23:47
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E. A Simple Task 题目连接： http://www.codeforces.com/contest/558/problem/E Description This task is very simple. Given a string S of length n and q querie
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posted @ 2016-08-17 23:22
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Problem L. Stock Trading Robot 题目连接： http://www.codeforces.com/gym/100253 Description CyberTrader is an all in one trading solution for investment ban
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posted @ 2016-08-16 10:22
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Problem I. Plugs and Sockets 题目连接： http://www.codeforces.com/gym/100253 Description The Berland Regional Contest will be held in the main hall of the
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posted @ 2016-08-16 10:19
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Problem H. Password Service 题目连接： http://www.codeforces.com/gym/100253 Description Startups are here, startups are there. Startups are everywhere! Pol
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posted @ 2016-08-16 10:16
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Problem F. Judging Time Prediction 题目连接： http://www.codeforces.com/gym/100253 Description It is not easy to predict. Do you know that the modern weath
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posted @ 2016-08-16 10:07
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Problem D. Grumpy Cat 题目连接： http://www.codeforces.com/gym/100253 Description This problem is a little bit unusual. Here you are to implement an intera
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posted @ 2016-08-16 09:55
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Problem C. Equivalent Cards 题目连接： http://www.codeforces.com/gym/100253 Description Jane is playing a game with her friends. They have a deck of round
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posted @ 2016-08-16 09:51
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Problem B. Travelling Camera Problem 题目连接： http://www.codeforces.com/gym/100253 Description Programming competitions become very popular in Berland. N
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posted @ 2016-08-16 09:47
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Special Tetrahedron 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5839 Description Given n points which are in three dimensional space(without repet
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posted @ 2016-08-14 23:21
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This world need more Zhu 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5840 Description As we all know, Zhu is the most powerful man. He has the inf
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posted @ 2016-08-14 22:47
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Rubik's Cube 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5836 Description As we all know, Zhu is the wisest man. When Liao was ninety nine years o
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posted @ 2016-08-14 22:28
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Magic boy Bi Luo with his excited tree 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5834 Description Bi Luo is a magic boy, he also has a migic tre
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posted @ 2016-08-14 22:09
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Zhu and 772002 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5833 Description Zhu and 772002 are both good at math. One day, Zhu wants to test the a
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posted @ 2016-08-14 21:55
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Danganronpa 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5835 Description Chisa Yukizome works as a teacher in the school. She prepares many gifts,
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posted @ 2016-08-14 21:28
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Lweb and String 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5842 Description Lweb has a string S. Oneday, he decided to transform this string to a
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posted @ 2016-08-14 21:07
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A water problem 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5832 Description Two planets named Haha and Xixi in the universe and they were created
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posted @ 2016-08-14 21:01
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A. Letter 题目连接： http://www.codeforces.com/contest/14/problem/A Description A boy Bob likes to draw. Not long ago he bought a rectangular graph (checke
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posted @ 2016-08-13 11:37
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Problem K. UTF 8 Decoder 题目连接： http://opentrains.snarknews.info/~ejudge/team.cgi?SID=c75360ed7f2c7022&all_runs=1&action=140 Description UTF 8 is a cha
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posted @ 2016-08-13 01:59
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Problem I. Alien Rectangles 题目连接： http://opentrains.snarknews.info/~ejudge/team.cgi?SID=c75360ed7f2c7022&all_runs=1&action=140 Description The spacecr
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posted @ 2016-08-13 01:53
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Problem H. Parallel Worlds 题目连接： http://opentrains.snarknews.info/~ejudge/team.cgi?SID=c75360ed7f2c7022&all_runs=1&action=140 Description Alex is a Ba
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posted @ 2016-08-13 01:49
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Problem F. Turning Grille 题目连接： http://opentrains.snarknews.info/~ejudge/team.cgi?SID=c75360ed7f2c7022&all_runs=1&action=140 Description ‘Turning gril
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posted @ 2016-08-13 01:22
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Problem C. Cargo Transportation 题目连接： http://opentrains.snarknews.info/~ejudge/team.cgi?SID=c75360ed7f2c7022&all_runs=1&action=140 Description The shi
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posted @ 2016-08-13 01:17
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Problem G. k palindrome 题目连接： http://opentrains.snarknews.info/~ejudge/team.cgi?SID=c75360ed7f2c7022&all_runs=1&action=140 Description We will say tha
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posted @ 2016-08-13 01:10
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Problem A. A + B 题目连接： http://opentrains.snarknews.info/~ejudge/team.cgi?SID=c75360ed7f2c7022&all_runs=1&action=140 Description Kastus recently got to
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posted @ 2016-08-13 01:02
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Rikka with Sequence 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5828 Description As we know, Rikka is poor at math. Yuta is worrying about this si
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posted @ 2016-08-11 23:18
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Ball 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5821 Description ZZX has a sequence of boxes numbered 1,2,...,n. Each box can contain at most one
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posted @ 2016-08-11 23:02
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physics 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5826 Description There are n balls on a smooth horizontal straight track. The track can be con
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posted @ 2016-08-11 22:56
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Rikka with Parenthesis II 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5831 Description As we know, Rikka is poor at math. Yuta is worrying about t
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posted @ 2016-08-11 22:51
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//233 模板 LCA void dfs(int x,int f){ for(int i=0;i=0;i ) { if(ddeep[y])swap(x,y); y=up(y,deep[y] deep[x]); if(x==y)return x; for(int i=maxm 1;i =0;i )
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posted @ 2016-08-10 09:41
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Elegant Construction 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5813 Description Being an ACMer requires knowledge in many fields, because proble
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posted @ 2016-08-09 18:47
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Balls and Boxes 题目连接： http://acm.hdu.edu.cn/showproblem.php?pid=5810 Description Mr. Chopsticks is interested in random phenomena, and he conducts an
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posted @ 2016-08-09 18:31
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Problem K. KMC Attacks 题目连接： http://codeforces.com/gym/100714 Description Warrant VI is a remote planet located in the Koprulu Sector. Warrant VI feat
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posted @ 2016-08-09 11:01
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