ZYF-ZYF

2014年10月5日

BZOJ3401: [Usaco2009 Mar]Look Up 仰望

3401: [Usaco2009 Mar]Look Up 仰望Time Limit:3 SecMemory Limit:128 MBSubmit:87Solved:58[Submit][Status]Description约翰的N(1≤N≤105)头奶牛站成一排，奶牛i的身高是Hi(l≤Hi≤1,0... Read More

posted @ 2014-10-05 08:52 ZYF-ZYF Views(260) Comments(0) Diggs(0) Edit

BZOJ3400: [Usaco2009 Mar]Cow Frisbee Team 奶牛沙盘队

3400: [Usaco2009 Mar]Cow Frisbee Team 奶牛沙盘队Time Limit:3 SecMemory Limit:128 MBSubmit:89Solved:60[Submit][Status]Description农夫顿因开始玩飞盘之后，约翰也打算让奶牛们享受飞盘的乐... Read More

posted @ 2014-10-05 08:48 ZYF-ZYF Views(267) Comments(0) Diggs(0) Edit

BZOJ3399: [Usaco2009 Mar]Sand Castle城堡

3399: [Usaco2009 Mar]Sand Castle城堡Time Limit:3 SecMemory Limit:128 MBSubmit:22Solved:17[Submit][Status]Description约翰用沙子建了一座城堡．正如所有城堡的城墙，这城墙也有许多枪眼，两个相邻... Read More

posted @ 2014-10-05 08:17 ZYF-ZYF Views(272) Comments(0) Diggs(0) Edit

2014年10月4日

CH Round #55 - Streaming #6 (NOIP模拟赛day2)

A.九九归一题目：http://ch.ezoj.tk/contest/CH%20Round%20%2355%20-%20Streaming%20%236%20(NOIP模拟赛day2)/九九归一题解：题目意思就是问 a是不是n的一个原根首先如果 gcd(a,n)!=1 显然不可能输出0 ... Read More

posted @ 2014-10-04 23:26 ZYF-ZYF Views(396) Comments(0) Diggs(0) Edit

BZOJ2588: Spoj 10628. Count on a tree

2588: Spoj 10628. Count on a treeTime Limit:12 SecMemory Limit:128 MBSubmit:1795Solved:371[Submit][Status]Description给定一棵N个节点的树，每个点有一个权值，对于M个询问(u,v,k)... Read More

posted @ 2014-10-04 18:14 ZYF-ZYF Views(183) Comments(0) Diggs(0) Edit

BZOJ2152: 聪聪可可

2152: 聪聪可可Time Limit:3 SecMemory Limit:259 MBSubmit:448Solved:236[Submit][Status]Description聪聪和可可是兄弟俩，他们俩经常为了一些琐事打起来，例如家中只剩下最后一根冰棍而两人都想吃、两个人都想玩儿电脑（可是他... Read More

posted @ 2014-10-04 16:48 ZYF-ZYF Views(184) Comments(0) Diggs(0) Edit

BZOJ1901: Zju2112 Dynamic Rankings

1901: Zju2112 Dynamic RankingsTime Limit:10 SecMemory Limit:128 MBSubmit:4406Solved:1841[Submit][Status]Description给定一个含有n个数的序列a[1],a[2],a[3]……a[n]，程序... Read More

posted @ 2014-10-04 16:46 ZYF-ZYF Views(192) Comments(0) Diggs(0) Edit

BZOJ3398: [Usaco2009 Feb]Bullcow 牡牛和牝牛

3398: [Usaco2009 Feb]Bullcow 牡牛和牝牛Time Limit:1 SecMemory Limit:128 MBSubmit:30Solved:17[Submit][Status]Description约翰要带N(1≤N≤100000)只牛去参加集会里的展示活动，这些牛可以... Read More

posted @ 2014-10-04 11:49 ZYF-ZYF Views(309) Comments(0) Diggs(0) Edit

BZOJ3397: [Usaco2009 Feb]Surround the Islands 环岛篱笆

3397: [Usaco2009 Feb]Surround the Islands 环岛篱笆Time Limit:3 SecMemory Limit:128 MBSubmit:11Solved:7[Submit][Status]Description约翰在加勒比海买下地产，准备在这里的若干个岛屿上养... Read More

posted @ 2014-10-04 11:12 ZYF-ZYF Views(233) Comments(0) Diggs(0) Edit

BZOJ3396: [Usaco2009 Jan]Total flow 水流

3396: [Usaco2009 Jan]Total flow 水流Time Limit:1 SecMemory Limit:128 MBSubmit:45Solved:27[Submit][Status]DescriptionInput第1行输入N，之后N行每行描述一条水管，前两个英文字母表示水管... Read More

posted @ 2014-10-04 10:55 ZYF-ZYF Views(161) Comments(0) Diggs(0) Edit

失败源于不自信