摘要：
2014-07-2714:50:14Problem F"Advertisement"The Department of Recreation has decided that it must be more profitable, and it wants to sell advertising s... 阅读全文
摘要：
2014-07-2714:36:04Gone FishingJohn is going on a fishing trip. He hashhours available (), and there arenlakes in the area () all reachable along a sin... 阅读全文
摘要：
2014-07-2714:31:33Maximum sum on a torusInput:Standard InputOutput:Standard OutputA grid that wraps both horizontally and vertically is called a torus... 阅读全文
摘要：
2014-07-2714:28:12Maximum SumBackgroundA problem that is simple to solve in one dimension is often much more difficult to solve in more than one dimen... 阅读全文
摘要：
Jill Rides AgainJill likes to ride her bicycle, but since the pretty city of Greenhills where she lives has grown, Jill often uses the excellent publi... 阅读全文
摘要：
2014-07-2714:13:29Problem A: An antiarithmetic permutationA permutation ofn+1is a bijective function of the initialn+1natural numbers: 0, 1, ...n. A p... 阅读全文
摘要：
2014-07-2714:02:09The Closest Pair ProblemInput:standard inputOutput:standard outputTime Limit:8 secondsMemory Limit:32 MBGiven a set of points in a t... 阅读全文
摘要：
2014-07-2713:55:32Problem A: The Trip, 2007A number of students are members of a club that travels annually to exotic locations. Their destinations in... 阅读全文