a:focus{outline:none;}设置类似这样的属性后，超级链接点击后的虚线框会没掉，对于键盘用户来说就得不到焦点框。刚巧改这个的时候留神到了 在JavaScript中,IE7如果出现JSON以逗号结尾会报错,如var json = { one : 1, two : 2, // ...
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其他好文 时间：
2014-06-27 21:46:26
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212
Description has only two SentencesTime Limit: 3000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 852 Accep...
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其他好文 时间：
2014-06-27 00:37:32
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246
4. Which two statements are true regarding single row functions? (Choose two.)A. They a ccept only a single argument.B. They can be nested only to two...
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其他好文 时间：
2014-06-26 17:48:22
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216
8. View the Exhibit and examine the structure of the CUSTOMERS table.Which two tasks would require subqueries or joins to be executed in a single sta...
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2014-06-26 16:48:22
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207
7. Which twostatements are true regarding the USING and ON clauses in table joins? (Choose two.)A. Both USING and ON clauses can be used for equijoins...
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2014-06-26 16:40:39
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801
Given two binary strings, return their sum (also a binary string).For example,a ="11"b ="1"Return"100".class Solution {public: string addBinary(str...
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2014-06-26 15:52:27
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159
Given two integers
n and k, return all possible combinations of k numbers out of 1 ...
n.
For example,
If n = 4 and k = 2, a solution is:
[
[2,4],
[3,4],
[2,3],
[1,2],
[1,3...
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其他好文 时间：
2014-06-26 14:06:02
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252
Objective-C is a class-based object system. Each object is an instance of some class; the object'sisapointer points to its class. That class describ.....
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2014-06-25 11:48:57
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162
Given two wordsword1andword2, find the minimum number of steps required to convertword1toword2. (each operation is counted as 1 step.)You have the fol...
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2014-06-25 11:14:15
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218
题目链接：点击打开链接
题意：点击打开链接
三分house到shop的距离，二分这条斜边到cinema的距离
#include
#include
#include
#include
#include
#include
#include
#include
#include
using namespace std;
#define ll int
#define N 90
#define ...
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其他好文 时间：
2014-06-25 07:24:38
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247
