摘要:
http://poj.org/problem?id=3020Antenna PlacementTime Limit:1000MSMemory Limit:65536KTotal Submissions:7565Accepted:3758DescriptionThe Global Aerial Res... 阅读全文
摘要:
http://poj.org/problem?id=1273Drainage DitchesTime Limit:1000MSMemory Limit:10000KTotal Submissions:62708Accepted:24150DescriptionEvery time it rains ... 阅读全文