DescriptionThere is a rectangular room, covered with square tiles. Each tile is colored either red or black. A man is standing on a black tile. From a...
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其他好文 时间:
2014-08-01 12:50:41
阅读次数:
285
One Person Game
Time Limit: 1 Second Memory Limit: 32768 KB Special Judge
There is a very simple and interesting one-person game. You have 3 dice, namely Die1, Die2 and Die3. Die1 ha...
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其他好文 时间:
2014-07-31 20:51:57
阅读次数:
311
#include #include #include #include using namespace std;const int N =50000+10;const int maxn=N*18;int tot;int T[N],A[N],t[N],s[N];int lson[maxn],rson[...
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其他好文 时间:
2014-07-31 20:13:47
阅读次数:
203
唉,又是神一样的建模,表示完全想不到。题意是给你一块地,上面有空地,草地,障碍三种地形,然后让你在上面放机器人,机器人只能放在空地上。机器人会向上下左右四个方向发出攻击,机器人的攻击可以穿过草地但是无法穿过障碍。问你在不会是机器人相互攻击的前提下,最多能放多少个机器人。我觉得大致的思路应该是这样的,...
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其他好文 时间:
2014-07-31 16:22:16
阅读次数:
228
题意:
一个m*n大小的网格,已知伞兵着陆的具体位置(行和列)。现在在某行(或某列)
安装一架激光枪,一架激光枪能杀死该行(或该列)所有的伞兵。在第i行安装一架
激光枪的费用是Ri,在第i列安装的费用是Ci。要安装整个激光枪系统,总费用为这些
激光枪费用的乘积。
求杀死所有伞兵的最小费用。
构图:
把伞兵视为边,行与列视为顶点。增加源点和汇点,对于第i行,从源点向顶点i连...
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其他好文 时间:
2014-07-31 13:35:26
阅读次数:
167
Time Limit:2 Seconds Memory Limit:65536 KBThe GeoSurvComp geologic survey company is responsible for detecting underground oil deposits. GeoSurvComp w...
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其他好文 时间:
2014-07-31 12:52:06
阅读次数:
277
Red and BlackTime Limit:2 Seconds Memory Limit:65536 KBThere is a rectangular room, covered with square tiles. Each tile is colored either red or blac...
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其他好文 时间:
2014-07-31 12:18:26
阅读次数:
213
~~~~
突然发现一篇搜索的题目都有写。昨天发现道bfs题目,HDU上AC, ZOJ上WA。不得不说HDU上的数据之水。。
今天早起刷题有了思路,并用队列和单调队列都写了一遍,0MS飘过~~
~~~~
题目链接:
http://acm.hdu.edu.cn/showproblem.php?pid=1242
http://acm.zju.edu.cn/onlinejudge/show...
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其他好文 时间:
2014-07-31 09:52:26
阅读次数:
250
Light Bulb
Time Limit: 1 Second Memory Limit: 32768 KB
Compared to wildleopard's wealthiness, his brother mildleopard is rather poor. His house is narrow and he has only one light bulb in...
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其他好文 时间:
2014-07-31 09:49:46
阅读次数:
238
Description
Recently, researchers on Mars have discovered N powerful atoms. All of them are different. These atoms have some properties. When two of these atoms collide, one of them disappears and ...
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其他好文 时间:
2014-07-30 12:24:13
阅读次数:
226