ProblemPrint all valid phone numbers of length n subject to following constraints:If a number contains a 4, it should start with 4No two consecutive d...
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其他好文 时间:
2014-11-21 06:54:39
阅读次数:
149
(The record length is the number of characters, including spaces, in a data line.) If your data lines are long, and it looks like SAS is not reading a...
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其他好文 时间:
2014-11-20 23:31:05
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1331
Evaluate Reverse Polish NotationEvaluate the value of an arithmetic expression inReverse Polish Notation.Valid operators are+,-,*,/. Each operand may ...
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其他好文 时间:
2014-11-20 20:11:18
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177
题目:就是判断已有的数字是否冲突无效,若无效返回flase 有效返回true 不要求sudo可解用了char型的数字,并且空格用‘.'来表示的。思路:只要分别判断横向 竖向 3*3小块中的数字是否有重复或者无效就可以了 就是单纯的麻烦 不难#include#includeusing namespac...
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其他好文 时间:
2014-11-20 13:24:15
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160
传送门:点击打开链接
题目大意:
对一个数组有2种操作。
1:左移,将给定的几个位置左移。
2:求区间最小值。
解题思路:
左移。。。呵呵 么见过。怎么搞。再读读题。然后惊讶的发现。Each operation is formatted as a string having no more than 30 characters
那就好办了。弄成单点更新就OK了!...
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其他好文 时间:
2014-11-19 18:47:17
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148
centos yum 错误 Error: Cannot find a valid baseurl for repo: addons 装了个CentOS 6.5,使用yum时出现了下面的错误提示。
[root@localhost ~]# yum install lrzsz
Loaded plugins: fastestmirror
Determining fastest mirrors
Co...
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Web程序 时间:
2014-11-19 16:07:35
阅读次数:
223
Question:Given a string containing just the characters '(', ')', '{', '}', '[' and ']', determine if the input string is valid.The brackets must close...
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其他好文 时间:
2014-11-19 10:33:46
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142
SignalStrength :1.publicintgetGsmSignalStrength() :GSM Signal Strength, valid values are (0-31, 99) as defined in TS 27.007 8.52.publicintgetGsmBitErr...
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移动开发 时间:
2014-11-19 10:25:30
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196
Given a string, determine if it is a palindrome, considering only alphanumeric characters and ignoring cases.For example,"A man, a plan, a canal: Pana...
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编程语言 时间:
2014-11-19 07:08:44
阅读次数:
197
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring
without repeating letters for "abcabcbb" is "abc", which the length is 3. Fo...
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其他好文 时间:
2014-11-19 01:35:20
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199