Given a triangle, find the minimum path sum from top to bottom. Each step you may move to adjacent numbers on the row below.For example, given the fol...
分类:
其他好文 时间:
2014-07-09 23:00:38
阅读次数:
208
每个函数都是Function类型的实例,而且都与其他引用类型一样具有属性和方法。由于函数是对象,因此函数名实际上也是一个指向函数对象的指针,不会与某个函数绑定。函数的声明有以下三种形式:function sum(num1,num2){return num1+num2;}//利用函数声明语法定义var...
分类:
Web程序 时间:
2014-07-09 21:17:30
阅读次数:
304
参考:http://blog.csdn.net/sum_rain/article/details/37085771Token,就是令牌,最大的特点就是随机性,不可预测。一般黑客或软件无法猜测出来。那么,Token有什么作用?又是什么原理呢?Token一般用在两个地方:1)防止表单重复提交、2)ant...
分类:
Web程序 时间:
2014-07-09 21:11:09
阅读次数:
200
Implement an algorithm to find the kth to last element of a singly linked list.Classical "Runner" Technique of linkedlist/*Use two pointers, forward o...
分类:
其他好文 时间:
2014-07-08 00:37:17
阅读次数:
315
Minimum Sum
Time Limit: 16000/8000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 2667 Accepted Submission(s): 609
Problem Description
You are given ...
分类:
其他好文 时间:
2014-07-06 12:26:41
阅读次数:
200
题目:
* 将 电话号码 one two 。。。nine zero 翻译成1 2 。。9 0
*
* 中间会有double
*
* 例如
* 输入:OneTwoThree
* 输出:123
* 输入:OneTwoDoubleTwo
* 输出:1222
* 输入:1Two2
* 输出:ERRO...
分类:
其他好文 时间:
2014-07-06 09:24:44
阅读次数:
229
;; Fermat's Little Theorem:
;; If N is a prime number and A is any positive integer less
;; than N, then A raised to the N-th power is congruent to A modulo N
;; Two numbers are said to be congruent...
分类:
其他好文 时间:
2014-07-06 09:05:22
阅读次数:
158
Power Strings
Time Limit: 3000MS
Memory Limit: 65536K
Total Submissions: 31093
Accepted: 12974
Description
Given two strings a and b we define a*b to be their concate...
分类:
其他好文 时间:
2014-07-06 00:33:22
阅读次数:
253
Euclid's Game
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 1880 Accepted Submission(s): 825
Problem Description
Two players, Stan...
分类:
其他好文 时间:
2014-07-06 00:02:49
阅读次数:
253
There are two sorted arrays A and B of size m and n respectively.
Find the median of the two sorted arrays.
The overall run time complexity should be O(log (m+n)).
有两个已排序的数组A和B,大小为m 和 n。
找出两数组的中...
分类:
其他好文 时间:
2014-07-05 22:54:17
阅读次数:
244