摘要：
DescriptionGiven a two-dimensional array of positive and negative integers, a sub-rectangle is any contiguous sub-array of size 1*1 or greater located... 阅读全文
摘要：
DescriptionRoger Wilco is in charge of the design of a low orbiting space station for the planet Mars. To simplify construction, the station is made u... 阅读全文