BZOJ_3476_[Usaco2014 Mar]The Lazy Cow_扫描线+切比雪夫距离 Description It's a hot summer day, and Bessie the cow is feeling quite lazy. She wants to locate herself at a position in her field so that she can reach as much delicious grass as possible within only…
先二分答案m, 然后对于原序列 A[i] = A[i] - m, 然后O(n)找最大连续子序列和, 那么此时序列由 L + mx + R组成. L + mx + R = sum - n * m, sum为原序列的和. 假如二分的答案m是可行的, 那么 L + R = sum - n * m - mx 应该 <= 0 ------------------------------------------------------------------------------------- #inc…
[Usaco2014 Mar]Sabotage 题目 Farmer John"s arch-nemesis, Farmer Paul, has decided to sabotage Farmer John"s milking equipment! The milking equipment consists of a row of N (3 <= N <= 100,000) milking machines, where the ith machine produces…
3479: [Usaco2014 Mar]Watering the Fields Time Limit: 10 Sec Memory Limit: 128 MBSubmit: 81 Solved: 42[Submit][Status] Description Due to a lack of rain, Farmer John wants to build an irrigation system to send water between his N fields (1 <= N <=…
3479: [Usaco2014 Mar]Watering the Fields Time Limit: 10 Sec Memory Limit: 128 MBSubmit: 174 Solved: 97[Submit][Status][Discuss] Description Due to a lack of rain, Farmer John wants to build an irrigation system to send water between his N fields (1…
BZOJ_3479_[Usaco2014 Mar]Watering the Fields_Prim Description Due to a lack of rain, Farmer John wants to build an irrigation system to send water between his N fields (1 <= N <= 2000). Each field i is described by a distinct point (xi, yi) in the 2…
科学二分姿势 Description Farmer John's arch-nemesis, Farmer Paul, has decided to sabotage Farmer John's milking equipment! The milking equipment consists of a row of N (3 <= N <= 100,000) milking machines, where the ith machine produces M_i units of milk…
Search GO 说明:输入题号直接进入相应题目,如需搜索含数字的题目,请在关键词前加单引号 Problem ID Title Source AC Submit Y 1000 A+B Problem 10983 18765 Y 1036 [ZJOI2008]树的统计Count 5293 13132 Y 1588 [HNOI2002]营业额统计 5056 13607 1001 [BeiJing2006]狼抓兔子 4526 18386 Y 2002 [Hnoi2010]Bounce 弹飞绵羊 43…
3892: [Usaco2014 Dec]Marathon Time Limit: 10 Sec Memory Limit: 128 MBSubmit: 169 Solved: 100[Submit][Status][Discuss] Description Unhappy with the poor health of his cows, Farmer John enrolls them in an assortment of different physical fitness acti…
洛谷 P2946 [USACO09MAR]牛飞盘队Cow Frisbee Team 洛谷传送门 JDOJ 2632: USACO 2009 Mar Silver 2.Cow Frisbee Team JDOJ传送门 Description After Farmer Don took up Frisbee, Farmer John wanted to join in the fun. He wants to form a Frisbee team from his N cows (1 <= N <…
