转载请注明出处:http://www.cnblogs.com/StartoverX/p/4611544.html 贪心算法在每一步都做出当时看起来最佳的选择。也就是说,它总是做出局部最优的选择,寄希望(证明)这样的选择能够导致全局最优解。 贪心算法和动态规划都依赖于最优子结构,也就是一个问题的最.....
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编程语言 时间:
2015-06-30 21:41:00
阅读次数:
135
Problem Description
The aspiring Roy the Robber has seen a lot of American movies, and knows that the bad guys usually gets caught in the end, often because they become too greedy. He has decided t...
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其他好文 时间:
2015-06-20 17:11:21
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163
栈式自动编码器(Stacked AutoEncoder)起源:自动编码器单自动编码器,充其量也就是个强化补丁版PCA,只用一次好不过瘾。于是Bengio等人在2007年的 Greedy Layer-Wise Training of Deep Networks中,仿照stacked RBM构成的DBN...
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Web程序 时间:
2015-06-19 20:15:59
阅读次数:
360
F - Greedy?
Time Limit:1000MS Memory Limit:65536KB 64bit IO Format:%I64d
& %I64u
Submit Status Practice HDU
4221
Description
iSea is going to be CRAZY! Recently, he was assig...
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其他好文 时间:
2015-06-11 14:41:10
阅读次数:
137
题意:思路:#include#include#include#include#include#include#include#include#includeusing namespace std;struct Work{ __int64 c,d;};Work work[100000+10];i...
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其他好文 时间:
2015-06-10 06:32:28
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119
Pretty classic greedy problem to work on. Here is how to approach it:1. "the smallest team is as large as possible." actually means, team members shou...
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其他好文 时间:
2015-06-01 13:09:26
阅读次数:
132
WallTime Limit: 1000MSMemory Limit: 10000KTotal Submissions: 31419Accepted: 10619DescriptionOnce upon a time there was a greedy King who ordered his c...
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其他好文 时间:
2015-05-30 19:38:28
阅读次数:
145
There are N children standing in a line. Each child is assigned a rating value.
You are giving candies to these children subjected to the following requirements:
Each child must have at least on...
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其他好文 时间:
2015-05-29 18:18:54
阅读次数:
115
简述:n个二元组(a,b),求一个∑b最大,且所有子集XORa0的集合做法:贪心 拟阵证明 线性基遗传性,子集的子集是自己的子集;交换性,反设2|A|个和覆盖了|B|个元素,那么B中必有子集异或和为零,证毕拟阵伪代码Greedy(M,w) A:=空集; 根据w按非增长顺序对S排序 for每个x...
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其他好文 时间:
2015-05-29 13:52:29
阅读次数:
120