随笔分类 -  几何

摘要：B -Save the Students!Time Limit:3000MSMemory Limit:0KB64bit IO Format:%lld & %lluSubmitStatusAppoint description:DescriptionACM International Collegiate Programming Contest, Asia-Amritapuri Site, 2011Problem B: Save the Students!Hogwarts is under attack by the Dark Lord, He-Who-Must-Not-Be-Named 阅读全文

摘要：Dummy GuyTime Limit:500MSMemory Limit:65536KB64bit IO Format:%I64d & %I64uSubmitStatusPracticeURAL 1984DescriptionEvery year students of our university participate in Regional Contest in Saint Petersburg. Train journeys from Yekaterinburg to Saint Petersburg make students very thirsty, so they u 阅读全文

摘要：Parallel and PerpendicularTime Limit:500MSMemory Limit:65536KB64bit IO Format:%I64d & %I64uSubmitStatusPracticeURAL 1981DescriptionYou are given a regularn-gon. Your task is to calculate two values: the number of its diagonals that are parallel to at least one of its other diagonals, and the num 阅读全文

摘要：1963. KiteTime limit: 1.0 secondMemory limit: 64 MBVova bought a kite construction kit in a market in Guangzhou. The next day the weather was good and he decided to make the kite and fly it. Manufacturing instructions, of course, were only in Chinese, so Vova decided that he can do without it. After 阅读全文