Our chemical biologists have invented a new very useful form of life called stripies (in fact, they were first called in Russian - polosatiki, but the scientists had to invent an English
name to app...
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其他好文 时间：
2014-04-29 13:45:22
阅读次数：
309
Cable master
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 21071
Accepted: 4542
Description
Inhabitants of the Wonderland have decided to hold a regional p...
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其他好文 时间：
2014-04-29 13:44:22
阅读次数：
360
1D people lived in a 1D country. Everything in the country was one-dimensional, and everything was simple and clear: just one axis and two directions — forward and backward. Even a 1D world has proble...
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其他好文 时间：
2014-04-29 13:44:22
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284
时间限制:2000ms
单点时限:200ms
内存限制:256MB
描述
Given N arithmetic expressions, can you tell whose result is closest to 9?
输入
Line 1: N (1
Line 2..N+1: Each line contains an expression in the f...
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其他好文 时间：
2014-04-29 13:42:21
阅读次数：
268
Given a singly linked list L: L0→L1→…→Ln-1→Ln,
reorder it to: L0→Ln→L1→Ln-1→L2→Ln-2→…
You must do this in-place without altering the nodes' values.
For example,
Given {1,2,3,4}, reorder it to ...
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其他好文 时间：
2014-04-29 13:42:21
阅读次数：
427
链接：http://soj.me/show_problem.php?pid=1007
Description
Mo and Larry have devised a way of encrypting messages. They first decide secretly on the number of columns and write the message (letter...
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其他好文 时间：
2014-04-29 13:23:21
阅读次数：
293
1、
??
String to Integer (atoi)
Implement atoi to convert a string to an integer.
Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yours...
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其他好文 时间：
2014-04-29 13:22:22
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341
Given n non-negative integers a1, a2,
..., an, where each represents a point at coordinate (i, ai). n vertical
lines are drawn such that the two endpoints of line i is at (i, ai) and (i,
0). Fin...
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其他好文 时间：
2014-04-29 13:15:21
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415
参考了别人的demo之后发现建立一个管理类看起来舒服些，显得比较有条理……
但在建立与服务器连接当中，发现
Connect Error: {
NSLocalizedDescription = "You must set myJID before calling connect.";
}
这样的一个问题，知道是jid没有设置好，但是jid怎么设置呢？今天仍然没有弄清，如果有清楚...
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其他好文 时间：
2014-04-29 13:13:20
阅读次数：
352
Given two binary strings, return their sum (also a binary string).
For example,
a = "11"
b = "1"
Return "100".
思路同十进制的大数相加。代码如下：
class Solution {
public:
string addBinary(string a, str...
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其他好文 时间：
2014-04-29 13:12:20
阅读次数：
328
