欢迎访问方偲的博客

 代码参考博客感谢博主！ DivisibilityTime Limit: 2 Seconds      Memory Limit: 65536 KBConsider an arbitrary sequence of integers. One can place + or - operators between integers in the sequence, thus der...

ZOJ Problem Set - 2060Fibonacci AgainTime Limit: 2 Seconds      Memory Limit: 65536 KBThere are another kind of Fibonacci numbers: F(0) = 7, F(1) = 11, F(n) = F(n-1) + F(n-2) (n>=2) Input...

代码参考博客 DescriptionThe Antique Comedians of Malidinesia prefer comedies to tragedies. Unfortunately, most of the ancient plays are tragedies. Therefore the dramatic advisor of ACM has decided to t...

代码参考博客链接  DescriptionThere are n courses in the course selection system of Marjar University. The i-th course is described by two values: happiness Hi and credit Ci. If a student selects m cour...

DescriptionIf we represent a date in the format YYYY-MM-DD (for example, 2017-04-09), do you know how many 9s will appear in all the dates between Y1-M1-D1 and Y2-M2-D2 (both inclusive)?Note that...

 DescriptionMarjar Cola is on sale now! In order to attract more customers, Edward, the boss of Marjar Company, decides to launch a promotion: If a customer returns x empty cola bottles or y cola...

 Martian AdditionTime Limit: 2 Seconds      Memory Limit: 65536 KB  In the 22nd Century, scientists have discovered intelligent residents live on the Mars. Martians are very fond of mathematics...

 Time Limit: 2 Seconds      Memory Limit: 65536 KBBackgroundFor years, computer scientists have been trying to find efficient solutions to different computing problems. For some of them efficien...

转载博客链接 Trees on the LevelTime Limit: 2 Seconds      Memory Limit: 65536 KBTrees are fundamental in many branches of computer science. Current state-of-the art parallel computers such as Thinkin...

GamblersTime Limit:2 Seconds Memory Limit:65536 KBA group ofngamblers decide to play a game:At the beginning of the game each of them will cover up his wager on the table and the assi...