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POJ3621 Sightseeing Cows【最短路】
题目大意:在一个无向图里找一个环,是的点权和除以边权和最大思路:UVA11090姊妹题 事实上当这题点权和都为1时就是上一题TUT#include #include #include#include #include #define maxn 10009#define maxm 10001#defi...
分类:其他好文   时间:2014-10-31 11:26:22    阅读次数:215
POJ3617 Best Cow Line
Best Cow Line Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 10562   Accepted: 3176 Description FJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annu...
分类:其他好文   时间:2014-10-30 11:46:56    阅读次数:192
poj 3613 Cow Relays
Cow Relays Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 5411   Accepted: 2153 Description For their physical fitness program, N (2 ≤ N ≤ 1,000,000) cows h...
分类:其他好文   时间:2014-10-30 10:22:45    阅读次数:195
USACO Section 1.2PROB Miking Cows
贪心做过去,先对每个时间的左边点进行排序,然后乱搞,当然线段树也可以做/*ID: jusonal1PROG: milk2LANG: C++*/#include #include #include #include #include #include #include using namespace ...
分类:其他好文   时间:2014-10-30 01:46:13    阅读次数:198
[Usaco2008 Nov]Guarding the Farm 保卫牧场[DFS]
DescriptionThe farm has many hills upon which Farmer John would like to place guards to ensure the safety of his valuable milk-cows. He wonders how ma...
分类:其他好文   时间:2014-10-29 01:34:28    阅读次数:249
poj 3171 Cleaning Shifts(区间的最小覆盖价值)
Cleaning Shifts Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 2743   Accepted: 955 Description Farmer John's cows, pampered since birth, have reached new h...
分类:其他好文   时间:2014-10-28 13:59:49    阅读次数:201
POJ 3661 Running
传送RunningTime Limit:1000MSMemory Limit:65536KDescriptionThe cows are trying to become better athletes, so Bessie is running on a track for exactlyN(1 ...
分类:其他好文   时间:2014-10-28 11:34:59    阅读次数:163
POJ 3667 Hotel (线段树区间合并 )
Language: Default Hotel Time Limit: 3000MS   Memory Limit: 65536K Total Submissions: 12417   Accepted: 5346 Description The cows are journeying north to Thunder Bay i...
分类:其他好文   时间:2014-10-24 14:47:14    阅读次数:261
poj 2481 Cows(树状数组)
题目链接:poj 2481 Cows 题目大意:给定若干的区间,问说每个区间被多少个区间完全包含。 解题思路:将区间按照区间左端点小的,右端点大的排序,然后扫描一遍,每次查询[r,maxn],然后在r处添加1。注意 区间相同的情况,需要添加,但是不需要查询,直接和前一个的是相同的。 #include #include #include using namespace s...
分类:编程语言   时间:2014-10-24 00:20:42    阅读次数:209
poj 3263 Tallest Cow(线段树)
Language: Default Tallest Cow Time Limit: 2000MS   Memory Limit: 65536K Total Submissions: 1964   Accepted: 906 Description FJ's N (1 ≤ N ≤ 10,000) cows conveniently ...
分类:其他好文   时间:2014-10-23 22:44:04    阅读次数:281
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