Given preorder and inorder traversal of a tree,
construct the binary tree.Note:You may assume that duplicates do not exist in
the tree.思路:由前序遍历数组和中序遍历...
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其他好文 时间:
2014-04-30 02:20:33
阅读次数:
366
The gray code is a binary numeral system where
two successive values differ in only one bit.Given a non-negative
integernrepresenting the total number...
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其他好文 时间:
2014-04-30 00:21:32
阅读次数:
536
Given an arraySofnintegers, are there
elementsa,b,c, anddinSsuch thata+b+c+d= target? Find all unique quadruplets in
the array which gives the sum of ...
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其他好文 时间:
2014-04-29 22:40:00
阅读次数:
438
Given two binary strings, return their sum
(also a binary string).For example,a ="11"b
="1"Return"100".给定两个二进制的字符串,返回他们的和。对于a,b两个二进制字符串,首先通过交换使a的长度小于b...
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其他好文 时间:
2014-04-28 02:05:20
阅读次数:
502
Given an arraySofnintegers, are there
elementsa,b,c, anddinSsuch thata+b+c+d= target? Find all unique quadruplets in
the array which gives the sum of ...
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其他好文 时间:
2014-04-27 20:55:03
阅读次数:
567
??
1、Binary Tree Postorder Traversal
Given a binary tree, return the postorder traversal of its nodes' values.
For example:
Given binary tree {1,#,2,3},
1
2
/
3
retu...
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其他好文 时间:
2014-04-27 18:58:59
阅读次数:
481
今天正式开始学习html5了,相比html以前的版本,html5新增了好多功能,属性,使我们做出来的界面更加的绚丽,而且使用起来超级简单,这篇文章先来说说html增加的那些input类型和属性。
html5新增的input类型有:email,url,number,range,date pickers,datalist,telephone,search,color
email:提交时会自...
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Web程序 时间:
2014-04-27 18:31:48
阅读次数:
1273