When you know that a certain condition will not change throughout the life of the program, it makes sense to test the condition only once. Browser sni...
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编程语言 时间：
2014-06-18 22:35:12
阅读次数：
341
Given an integern, generate a square matrix filled with elements from 1 ton2in spiral order.For example,Givenn=3,You should return the following matri...
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其他好文 时间：
2014-06-18 21:56:47
阅读次数：
209
You are given annxn2D matrix representing an image.Rotate the image by 90 degrees (clockwise).Follow up:Could you do this in-place?public class Soluti...
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其他好文 时间：
2014-06-18 21:54:54
阅读次数：
232
题目
Given an array and a value, remove all instances of that value in place and return the new length.
The order of elements can be changed. It doesn't matter what you leave beyond the new ...
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其他好文 时间：
2014-06-16 23:07:18
阅读次数：
188
Calculator.java：
/**
* @Title:Calculator.java
* @Package:com.you.model
* @Description:封装计算的数值类
* @author:Youhaidong(游海东)
* @date:2014-6-15 下午10:40:34
* @version V1.0
*/
package com.you.model...
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其他好文 时间：
2014-06-16 22:28:27
阅读次数：
322
CalculationServlet.java：
package com.you.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import ja...
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其他好文 时间：
2014-06-16 21:38:04
阅读次数：
310
ResultServlet.java：
package com.you.servlet;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.s...
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其他好文 时间：
2014-06-16 21:37:00
阅读次数：
323
Given a linked list, return the node where the cycle begins. If there is no cycle, return null.
Follow up:
Can you solve it without using extra space?
思路：由【Leetcode】Linked
List Cycle可知，利用一快一慢...
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其他好文 时间：
2014-06-15 14:23:38
阅读次数：
288
坦克大战
时间限制：1000 ms | 内存限制：65535 KB
难度：3
描述
Many of us had played the game "Battle city" in our childhood, and some people (like me) even often play it on computer now.
What we are dis...
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其他好文 时间：
2014-06-14 14:30:01
阅读次数：
274
var ivar = [:]
ivar.className // __NSDictionaryI
var i = 1
i.className // error: 'Int' does not have a member named 'className'
If you want to get the type of a primitive, you have to use bridgeToOb...
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其他好文 时间：
2014-06-14 14:28:55
阅读次数：
234
