You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a link...
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其他好文 时间:
2014-05-01 22:08:19
阅读次数:
366
Merge k Sorted Lists
Total Accepted: 9746 Total
Submissions: 41674My Submissions
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity....
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其他好文 时间:
2014-05-01 17:11:32
阅读次数:
234
Given a collection of numbers, return all possible permutations.
For example,
[1,2,3] have the following permutations:
[1,2,3], [1,3,2], [2,1,3], [2,3,1], [3,1,2],
and [3,2,1].
分析:暂时不用...
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其他好文 时间:
2014-05-01 17:06:52
阅读次数:
348
.h中添加
int _count;
Layout* layout;
void update(float delta);
layout = Layout::create();
layout->setSize(Size(widgetSize.width, widgetSize.height));...
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其他好文 时间:
2014-04-30 22:28:39
阅读次数:
401
原题链接: http://oj.leetcode.com/problems/unique-binary-search-trees/
这道题要求可行的二叉查找树的数量,其实二叉查找树可以任意取根,只要满足中序遍历有序的要求就可以。从处理子问题的角度来看,选取一个结点为根,就把结点切成左右子树,以这个结点为根的可行二叉树数量就是左右子树可行二叉树数量的乘积,所以总的数量是将以所有结点为根的可行结果...
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其他好文 时间:
2014-04-30 22:12:39
阅读次数:
244
#生成excel
#ljl
use Spreadsheet::WriteExcel;
my %us;
while(($key, $value) = each %us){
print "$key|$value\n";
}
# 创建一个新的EXCEL文件
my $workbook = Spreadsheet::WriteExcel->new('poi_count_top15....
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其他好文 时间:
2014-04-29 13:33:21
阅读次数:
327
1、
??
String to Integer (atoi)
Implement atoi to convert a string to an integer.
Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yours...
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其他好文 时间:
2014-04-29 13:22:22
阅读次数:
341
1、
??
Reorder List
Given a singly linked list L: L0→L1→…→Ln-1→Ln,
reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→…
You must do this in-place without altering the nodes' values.
For example,
Given {1,2...
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其他好文 时间:
2014-04-29 13:16:21
阅读次数:
250