Description
Given two positive integers n and k, you are asked to generate a new integer, say m, by changing some (maybe none) digits of n, such that the following properties holds:
m contains n...
分类：
其他好文 时间：
2014-07-29 14:22:18
阅读次数：
225
A very interesting numeric problem. It involves a lot tricks.Linear search (by +\-) is not feasible - too slow. So binary search is a good idea. Also ...
分类：
其他好文 时间：
2014-07-29 14:02:08
阅读次数：
187
Description
Lele now is thinking about a simple function f(x).
If x
If x >= 10 f(x) = a0 * f(x-1) + a1 * f(x-2) + a2 * f(x-3) + …… + a9 * f(x-10);
And ai(0
Now, I will give a0 ~ a9 and two...
分类：
其他好文 时间：
2014-07-29 13:13:36
阅读次数：
205
Laravel & PHPStorm – the best of the two worlds. Laravel is the most popular PHP web framework today. PHPStorm is the best PHP IDE that money can buy....
分类：
Web程序 时间：
2014-07-29 12:42:06
阅读次数：
309
如何在JS数组特定索引处指定位置插入元素？需求: 将一个元素插入到现有数组的特定索引处。听起来很容易和常见,但需要一点时间来研究它。// 原来的数组var array = ["one", "two", "four"];// splice(position, numberOfItemsToRemove...
分类：
Web程序 时间：
2014-07-29 12:09:06
阅读次数：
429
解法：比较简单，用plus表示进位 1 /** 2 * Definition for singly-linked list. 3 * struct ListNode { 4 * int val; 5 * ListNode *next; 6 * ListNode(in...
分类：
其他好文 时间：
2014-07-29 10:53:06
阅读次数：
273
A -Power Strings 难度：☆☆Time Limit:3000MSMemory Limit:65536KB64bit IO Format:%I64d & %I64uSubmitStatusPracticePOJ 2406DescriptionGiven two strings a and...
分类：
其他好文 时间：
2014-07-28 21:23:54
阅读次数：
216
1.for循环语句实例1.1 最基本的for循环#!/bin/bashfor x in one two three fourdo echo number $xdone注："for" 循环总是接收 "in" 语句之后的某种类型的字列表。在本例中，指定了四个英语单词，但是字列表也可以引用磁盘上的文件，甚...
分类：
其他好文 时间：
2014-07-28 19:10:04
阅读次数：
307
Description
On a m*m land stationed n troops, numbered from 1 to n. The i-th troop's position can be described by two numbers (xi,yi) (1
Then there are t minutes, in each minute one of the followi...
分类：
其他好文 时间：
2014-07-28 16:25:13
阅读次数：
356
Description
Gigel has a strange "balance" and he wants to poise it. Actually, the device is different from any other ordinary balance.
It orders two arms of negligible weight and each arm's length...
分类：
其他好文 时间：
2014-07-28 16:14:46
阅读次数：
244
