摘要： Space AntTime Limit:1000MSMemory Limit:10000KTotal Submissions:2489Accepted:1567DescriptionThe most exciting space discovery occurred at the end of the 20th century. In 1999, scientists traced down an ant-like creature in the planet Y1999 and called it M11. It has only one eye on the left side of it 阅读全文

摘要： IntersectionTime Limit:1000MSMemory Limit:10000KTotal Submissions:9996Accepted:2632DescriptionYou are to write a program that has to decide whether a given line segment intersects a given rectangle.An example:line: start point: (4,9)end point: (11,2)rectangle: left-top: (1,5)right-bottom: (7,1)Figur 阅读全文