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摘要： Bubu's bookshelf is in a mess! Help him!There arenbooks on his bookshelf. We define the mess value to be the number of segments ofconsecutive equal-he... 阅读全文

摘要： PIGSTime Limit:1000MSMemory Limit:10000KTotal Submissions:15724Accepted:7023DescriptionMirko works on a pig farm that consists of M locked pig-houses ... 阅读全文

摘要： 敌兵布阵Time Limit: 2000/1000 MS (Java/Others)Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 40159Accepted Submission(s): 16960Problem Desc... 阅读全文

摘要： Fence LoopsThe fences that surround Farmer Brown's collection of pastures have gotten out of control. They are made up of straight segments from 1 thr... 阅读全文

摘要： Fence RailsBurch, Kolstad, and SchrijversFarmer John is trying to erect a fence around part of his field. He has decided on the shape of the fence and... 阅读全文

摘要： CoinsTime Limit:3000MSMemory Limit:30000KTotal Submissions:27580Accepted:9335DescriptionPeople in Silverland use coins.They have coins of value A1,A2,... 阅读全文

摘要： Mr. White, a fat man, now is crazy about a game named ``Dance, Dance, Revolution". But his dance skill is so poor that he could not dance a dance, eve... 阅读全文

摘要： Problem FPaths through the HourglassInput:Standard InputOutput:Standard OutputTime Limit:2 SecondsIn the hourglass to the right a path is marked. A pa... 阅读全文

摘要： The Windy'sTime Limit:5000MSMemory Limit:65536KTotal Submissions:3791Accepted:1631DescriptionThe Windy's is a world famous toy factory that ownsMtop-c... 阅读全文

摘要： The NASA Space Center, Houston, is less than 200 miles from San Antonio, Texas (the site of the ACM Finals this year). This is the place where the ast... 阅读全文