Description
Farmer John's cows have discovered that the clover growing along the ridge of the hill (which we can think of as a one-dimensional number line) in his field is particularly good.
Fa...
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其他好文 时间:
2014-08-20 14:10:52
阅读次数:
225
Description
FJ and his cows enjoy playing a mental game. They write down the numbers from 1 to N (1 <= N <= 10) in a certain order and then sum adjacent numbers to produce a new list with one fewer...
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其他好文 时间:
2014-08-20 10:33:36
阅读次数:
256
Description
Every year the cows hold an event featuring a peculiar version of hopscotch that involves carefully jumping from rock to rock in a river. The excitement takes place on a long, straight ...
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其他好文 时间:
2014-08-18 16:31:12
阅读次数:
201
典型的求最优比例环问题參考资料:http://blog.csdn.net/hhaile/article/details/8883652此题中,给出每一个点和每条边的权值,求一个环使 ans=∑点权/∑边权 最大。由于题目要求一个环,并且必定是首尾相接的一个我们理解的纯粹的环,不可能是其它样子的环,所...
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其他好文 时间:
2014-08-18 12:09:34
阅读次数:
200
最长不下降子序列的应用嘛。两题都是一样的。
POJ 3670:求给定序列按递增或递减排列时,所需改变的最小的数字的数目。
POJ 3671:求给定序列按递增排列时,所需改变的最小的数字的数目。
思路就是求最长不下降子序列,然后剩下的就是需要改变的字母。
最长不下降子序列:(我之前有写过,不懂请戳)http://blog.csdn.net/darwin_/article/detail...
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其他好文 时间:
2014-08-18 00:21:03
阅读次数:
231
Expedition
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 6890
Accepted: 2065
Description
A group of cows grabbed a truck and ventured on an expedition de...
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其他好文 时间:
2014-08-17 19:59:02
阅读次数:
1506
Til the Cows Come Home
Time Limit: 1000MS
Memory Limit: 65536K
Total Submissions: 30007
Accepted: 10092
Description
Bessie is out in the field and wants to get back t...
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其他好文 时间:
2014-08-17 15:35:32
阅读次数:
226
#include #include using namespace std;#define maxn 2100int dp[maxn][maxn];int val[maxn];int n;int main(){ while(scanf("%d",&n)!=EOF) { in...
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其他好文 时间:
2014-08-17 10:24:22
阅读次数:
153
Description
The cows are so very silly about their dinner partners. They have organized themselves into three groups (conveniently numbered 1, 2, and 3) that insist upon dining together. The troubl...
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其他好文 时间:
2014-08-15 17:56:49
阅读次数:
205
题目链接:http://poj.org/problem?id=2387题目大意:起点一定是1,终点给出,然后求出1到所给点的最短路径。注意的是先输入边,在输入的顶点数,不要弄反哦~~~ 1 #include 2 #include 3 using namespace std; 4 int map[.....
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其他好文 时间:
2014-08-14 23:16:26
阅读次数:
341