摘要： PictureTime Limit:2000MSMemory Limit:10000KTotal Submissions:8975Accepted:4741DescriptionA number of rectangular posters, photographs and other pictures of the same shape are pasted on a wall. Their sides are all vertical or horizontal. Each rectangle can be partially or totally covered by the other 阅读全文

摘要： Help with IntervalsTime Limit:6000MSMemory Limit:131072KTotal Submissions:7850Accepted:1818Case Time Limit:2000MSDescriptionLogLoader, Inc. is a company specialized in providing products for analyzing logs. While Ikki is working on graduation design, he is also engaged in an internship at LogLoader. 阅读全文