题目链接:http://acm.hust.edu.cn/vjudge/problem/viewProblem.action?id=30726【思路】 强连通分量+动归。 求scc后缩点,以scc中的节点数作为权值,则问题转化为求一个DAG上的最大权路径,可以用dp求解。【代码】 1 #include...
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其他好文 时间:
2015-12-17 19:11:05
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126
Find the kth largest element in an unsorted array. Note that it is the kth largest element in the sorted order, not the kth distinct element.For examp...
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其他好文 时间:
2015-12-17 08:13:48
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119
Total Accepted:35377Total Submissions:202492Difficulty:MediumGiven a list of non negative integers, arrange them such that they form the largest numbe...
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其他好文 时间:
2015-12-15 10:29:25
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110
Problem 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...
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其他好文 时间:
2015-12-10 15:07:06
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135
题目描述:The GeoSurvComp geologic survey company is responsible for detecting underground oil deposits. GeoSurvComp works with one large rectangular regio...
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其他好文 时间:
2015-12-09 19:35:39
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211
Given a list of non negative integers, arrange them such that they form the largest number.For example, given [3, 30, 34, 5, 9], the largest formed nu...
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其他好文 时间:
2015-12-09 19:17:53
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183
Given a 2D binary matrix filled with 0's and 1's, find the largest rectangle containing all ones and return its area.求出0,1矩阵中的最大矩形区域:DP问题,可以使用数组记下当前行位...
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其他好文 时间:
2015-12-08 23:48:48
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203
题目连接https://leetcode.com/problems/kth-largest-element-in-an-array/Kth Largest Element in an ArrayDescriptionFind the kth largest element in an unsorte...
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其他好文 时间:
2015-12-05 00:18:23
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163
全排列,超时,知道超时,只是想验证一下。class Solution {public: string largestNumber(vector& nums) { sort(nums.begin(),nums.end()); string res=""; ...
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其他好文 时间:
2015-12-03 19:09:42
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133
Find the contiguous subarray within an array (containing at least one number) which has the largest sum.For example, given the array[?2,1,?3,4,?1,2,1,...
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其他好文 时间:
2015-11-29 00:55:49
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199