摘要:
WatchcowTime Limit:3000MSMemory Limit:65536KTotal Submissions:5902Accepted:2538Special JudgeDescriptionBessie's been appointed the new watch-cow for t... 阅读全文
摘要:
poj1273Drainage DitchesTime Limit:1000MSMemory Limit:10000KTotal Submissions:54962Accepted:20960DescriptionEvery time it rains on Farmer John's fields... 阅读全文