Jzzhu has invented a kind of sequences, they meet the following property:
You are given x and y,
please calculate fn modulo 1000000007 (109?+?7).
Input
The first line contains two int...
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其他好文 时间：
2014-07-22 22:49:33
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296
Pipes have no names, and their biggest disadvantage is that they can be used ?only?between processes that have a parent process in common. Two unrelated processes can-? not create a pipe betwee...
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其他好文 时间：
2014-07-21 10:36:45
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237
函数名: strdup功 能: 将串复制到新建的位置处用 法: char *strdup(char *str)；这个函数在linux的man手冊里解释为：The strdup() function returns a pointer toa new string which is aduplicat...
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其他好文 时间：
2014-07-21 10:13:14
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223
Square City is a very easy place for people to walk around. The two-way streets run North-South or East-West dividing the city into regular blocks. Most street int...
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其他好文 时间：
2014-07-20 22:33:53
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295
//一般的字符串的解析 NSString *string = @"One,Two,Three,Four"; NSLog(@"string:%@",string); NSArray *array = [string componentsSeparatedByString:@","]; NSLo...
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其他好文 时间：
2014-07-20 21:35:54
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200
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single ...
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其他好文 时间：
2014-07-20 21:32:55
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250
Problem Description
There are two strings A and B with equal length. Both strings are made up of lower case letters. Now you have a powerful string painter. With the help of the painter, you can chan...
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其他好文 时间：
2014-07-20 15:41:50
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213
Jzzhu has invented a kind of sequences, they meet the following property:
You are given x and
y, please calculate fn modulo
1000000007 (109?+?7).
Input
The first line contains two integers...
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其他好文 时间：
2014-07-20 10:43:17
阅读次数：
213
Description
Problem D: Power Strings
Given two strings a and b we define a*b to be their concatenation. For example, if
a = "abc" and b = "def" then a*b = "abcdef". If we think of concatenation a...
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其他好文 时间：
2014-07-20 09:39:37
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263
Description
Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of concatenation as multiplication, exponentiat...
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其他好文 时间：
2014-07-19 23:47:19
阅读次数：
418
