摘要： Buy TicketsTime Limit: 4000MSMemory Limit: 65536KTotal Submissions: 11157Accepted: 5450DescriptionRailway tickets were difficult to buy around the Lunar New Year in China, so we must get up early and join a long queue…The Lunar New Year was approaching, but unluckily the Little Cat still had schedul 阅读全文

摘要： BillboardTime Limit: 20000/8000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 8266 Accepted Submission(s): 3676 Problem DescriptionAt the entrance to the university, there is a huge rectangular billboard of size h*w (h is its height and w is its width). The board is 阅读全文