摘要：Jack StrawsTime Limit:1000MSMemory Limit:10000KTotal Submissions:2942Accepted:1331DescriptionIn the game of Jack Straws, a number of plastic or wooden "straws" are dumped on the table and players try to remove them one-by-one without disturbing the other straws. Here, we are only concerned 阅读全文

摘要：Inscribed Circles and Isosceles TrianglesGiven two real numbersBthe width of the base of an isosceles triangle in inchesHthe altitude of the same isosceles triangle in inchesCompute to six significant decimal placesCthe sum of the circumferences of a series of inscribed circles stacked one on top of 阅读全文

摘要：Problem EThe Other Two TreesInput:standard inputOutput:standard outputTime Limit:2 secondsYou have a quadrilateral shaped land whose opposite fences are of equal length. You have four neighbors whose lands are exactly adjacent to your four fences, thatmeansyou have a common fence with all of them. F 阅读全文