3524: [Poi2014]CouriersTime Limit: 20 SecMemory Limit: 128 MBSubmit: 466Solved: 141[Submit][Status]Description给一个长度为n的序列a。1≤a[i]≤n。m组询问,每次询问一个区间[l,r],... Read More
是有多弱。。。写好程序觉得没错都WA了。。。挖个坑,周六来调。。。我需要一个对拍。。。1.3675: [Apio2014]序列分割2.2753: [SCOI2012]滑雪与时间胶囊3.2754: [SCOI2012]喵星球上的点名4.2756: [SCOI2012]奇怪的游戏5.2212: [Poi... Read More
1430: 小猴打架Time Limit: 5 SecMemory Limit: 162 MBSubmit: 328Solved: 234[Submit][Status]Description一开始森林里面有N只互不相识的小猴子,它们经常打架,但打架的双方都必须不是好朋友。每次打完架后,打架的双方以... Read More
1672: [Usaco2005 Dec]Cleaning Shifts 清理牛棚Time Limit: 5 SecMemory Limit: 64 MBSubmit: 414Solved: 191[Submit][Status]DescriptionFarmer John's cows, pamp... Read More
1645: [Usaco2007 Open]City Horizon 城市地平线Time Limit: 5 SecMemory Limit: 64 MBSubmit: 315Solved: 157[Submit][Status]DescriptionFarmer John has taken his... Read More