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
lazy标记
Time Limit:5000MS Memory Limit:131072KB 64bit IO Format:%I64d & %I64u
Submit Status
Description
You have N integers, A1, A2, ... , AN. You need to deal with two kin...
分类:
其他好文 时间:
2014-07-28 15:53:03
阅读次数:
276
题目:Given two sorted integer arrays A and B, merge B into A as one sorted array.Note:You may assume that A has enough space (size that is greater or e....
分类:
编程语言 时间:
2014-07-28 14:47:23
阅读次数:
1108
// De?ne a DataSet with a single DataTable.DataSet dsInternal = new DataSet();dsInternal.Tables.Add("Users"); // De?ne two columns for this table.dsI....
分类:
Web程序 时间:
2014-07-28 11:20:50
阅读次数:
260
Given a linked list, swap every two adjacent nodes and return its head.
For example,
Given 1->2->3->4, you should return the list as 2->1->4->3.
Your algorithm should use only constant space. Y...
分类:
其他好文 时间:
2014-07-28 00:28:19
阅读次数:
273