Minimum Path Sum
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Question
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Given a m x n grid filled with non-negative numbers, find a path from top left to b...
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其他好文 时间：
2014-10-19 13:03:26
阅读次数：
162
Given amxngrid filled with non-negative numbers, find a path from top left to bottom right whichminimizesthe sum of all numbers along its path.Note:Yo...
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其他好文 时间：
2014-10-18 19:43:01
阅读次数：
179
记得在实习那会，涉及到抽奖的解决方案，即一天以k/n的概率中奖，要求给出简单高效的算法，其中n只有在结束时才知道。换言之，题意即为如何从未知或者很大样本n空间中随机地取k个数，保证每个被取到的概率为n/k。解决此题的很好方法就是储水池算法Reservoir Sampling Algorithm。...
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编程语言 时间：
2014-10-18 18:24:48
阅读次数：
194
Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right which minimizes the sum of all numbers along its path.
Note: You can only move either down or right at...
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其他好文 时间：
2014-10-17 23:26:43
阅读次数：
231
Determine whether an integer is a palindrome. Do this without extra space.click to show spoilers.Some hints:Could negative integers be palindromes? (i...
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其他好文 时间：
2014-10-17 20:22:17
阅读次数：
220
Given n non-negative integers a1, a2, ..., an, where each represents a point at coordinate (i, ai). n vertical lines are drawn such that the two endpo...
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其他好文 时间：
2014-10-17 00:04:43
阅读次数：
304
Given a list, rotate the list to the right by k places, where k is non-negative.
For example:
Given 1->2->3->4->5->NULL and k = 2,
return 4->5->1->2->3->NULL.
/**
* Definition for singly-linked...
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其他好文 时间：
2014-10-16 16:28:32
阅读次数：
130
Given an array of non-negative integers, you are initially positioned at the first index of the array.
Each element in the array represents your maximum jump length at that position.
Determine i...
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其他好文 时间：
2014-10-16 14:55:02
阅读次数：
297
Givennnon-negative integersa1,a2, ...,an, where each represents a point at coordinate (i,ai).nvertical lines are drawn such that the two endpoints of ...
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其他好文 时间：
2014-10-16 14:01:02
阅读次数：
154
Given a list, rotate the list to the right by k places, where k is non-negative.
For example:
Given 1->2->3->4->5->NULL and k = 2,
return 4->5->1->2->3->NULL.
/**
* Definition for singly-link...
分类：
其他好文 时间：
2014-10-15 16:29:21
阅读次数：
119
