UML图namespace Study2014.CjModelDesign{ /// ///
2014-5-19 /// 简单封装 /// 过程式开发? /// public class Operation { public static...
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其他好文 时间:
2014-05-26 22:29:27
阅读次数:
323
Let S = s1 s2...s2n be a well-formed string of
parentheses. S can be encoded in two different ways:q By an integer sequence P =
p1 p2...pn where pi is...
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其他好文 时间:
2014-05-26 22:07:33
阅读次数:
300
Invalid byte 3 of 3-byte UTF-8 sequence问题的解决。
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其他好文 时间:
2014-05-26 21:31:23
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269
原地踏步了半年,感觉一切都陌生了~题意:a[i]-一个任意的数,这个数要等于a[1]~a[i-1]每个数减去任意一个数,经过多次这样的变换到达目标b序列,能到达就yes不能到达距no.一开始各种分析,所有的差的和必须是偶数,sum(cha[1~i-1])>=cha[i](其中cha[i]=a[i]-...
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其他好文 时间:
2014-05-26 07:09:20
阅读次数:
231
code如下:
//Longest common sequence, dynamic programming method
void FindLCS(char *str1, char *str2)
{
if(str1 == NULL || str2 == NULL)
return;
int length1 = strlen(str1)+1;
int length2 = strlen(...
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其他好文 时间:
2014-05-26 04:56:50
阅读次数:
215
题目一:
Given a binary tree containing digits from 0-9 only, each root-to-leaf
path could represent a number.
An example is the root-to-leaf path 1->2->3 which represents the number 123.
Fin...
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其他好文 时间:
2014-05-26 04:06:41
阅读次数:
248
刚打开游标的时候,是位于一个空行,要用fetch into
才能到第一行。只是要注意用更新游标的时候,不能在游标期间commit. 否则会报ORA-01002: fetch out of
sequence就是COMMIT导致的错误。在打开有for update的cursor时,系统会给取出的数据加上...
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数据库 时间:
2014-05-26 01:07:05
阅读次数:
405
【题目】
The set [1,2,3,…,n] contains a total of n! unique permutations.
By listing and labeling all of the permutations in order,
We get the following sequence (ie, for n = 3):
"123"
"132"
"213"
"231"
"312"
"321"
Given n and k, return the kth permutation ...
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其他好文 时间:
2014-05-25 06:13:37
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276
题目描述If the difference between any two adjancent
elements in a sequence is not more than K, then we call this sequence is a
K-diff sequence. A subseque...
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其他好文 时间:
2014-05-24 09:39:27
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340
H. Happy Reversal
64-bit integer IO format: %lld
Java class name: Main
Elfness is studying in an operation "NOT".
For a binary number A, if we do operation "NOT A", after that, all digit...
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移动开发 时间:
2014-05-23 00:43:49
阅读次数:
430