Given an array of integers, every element appears
three times except for one. Find that single one. Note: Your algorithm should
have a linear runtime ...
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其他好文 时间:
2014-05-27 00:10:26
阅读次数:
319
原题地址:https://oj.leetcode.com/problems/populating-next-right-pointers-in-each-node/题意:
1 / \ 2 3 / \ / \ 4 5 6 7变为: ...
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编程语言 时间:
2014-05-26 23:43:29
阅读次数:
332
算法:1.
对root的左子树做处理,让左子树的根节点作为,根节点的右子树,并让右子树作为左子树根节点的右子树的子树2. 递归遍历右子树public void
flatten(TreeNode root) { if(root==null){ return; ...
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其他好文 时间:
2014-05-26 23:39:49
阅读次数:
253
原题地址:https://oj.leetcode.com/problems/copy-list-with-random-pointer/题意:A
linked list is given such that each node contains an additional random pointe...
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编程语言 时间:
2014-05-26 23:16:12
阅读次数:
368
####Median of Two Sorted Arrays >There are
two sorted arrays A and B of size m and n respectively. Find the median of the
two sorted arrays. The overa...
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其他好文 时间:
2014-05-26 23:13:41
阅读次数:
265
题目描述:The gray code is a binary numeral system
where two successive values differ in only one bit.Given a non-negative
integernrepresenting the total n...
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其他好文 时间:
2014-05-26 21:30:04
阅读次数:
296
Write a function to find the longest common
prefix string amongst an array of strings.
要减少比较次数。在实现过程中我的想法是,2个2个比较,那么只要遍历一次数组就好。而且,在比较过程中,以较短的那个长度作为最大比...
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其他好文 时间:
2014-05-26 21:29:43
阅读次数:
203
Given an array S of n integers, are there
elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the
array which gives the sum of ...
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其他好文 时间:
2014-05-26 14:02:27
阅读次数:
263
H. Happy Reversal
64-bit integer IO format: %lld
Java class name: Main
Elfness is studying in an operation "NOT".
For a binary number A, if we do operation "NOT A", after that, all digit...
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移动开发 时间:
2014-05-23 00:43:49
阅读次数:
430