1.python代码编写 (随机验证码): ...
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编程语言 时间:
2016-11-19 21:00:32
阅读次数:
188
%>%来自dplyr包的管道函数,其作用是将前一步的结果直接传参给下一步的函数,从而省略了中间的赋值步骤,可以大量减少内存中的对象,节省内存 %>%来自dplyr包的管道函数,其作用是将前一步的结果直接传参给下一步的函数,从而省略了中间的赋值步骤,可以大量减少内存中的对象,节省内存 %>%,该符号将 ...
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其他好文 时间:
2016-11-18 22:00:27
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209
Dominating Patterns Time Limit:3000MS Memory Limit:Unknown 64bit IO Format:%lld & %llu Description The archaeologists are going to decipher a very mys ...
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其他好文 时间:
2016-11-18 07:00:08
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182
A. Anton and Danik Anton likes to play chess, and so does his friend Danik. Once they have played n games in a row. For each game it's known who was t ...
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其他好文 时间:
2016-11-16 14:36:32
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279
A. Grasshopper And the String One day, the Grasshopper was jumping on the lawn and found a piece of paper with a string. Grasshopper became interested ...
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其他好文 时间:
2016-11-15 14:18:47
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240
Given a digit string, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on the telepho ...
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其他好文 时间:
2016-11-15 13:48:57
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142
题目: Given a digit string, return all possible letter combinations that the number could represent. A mapping of digit to letters (just like on the tel ...
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其他好文 时间:
2016-11-14 20:38:01
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164
Internet Feature Controls (B..C) Updated: July 2012 This article describes feature controls with names that begin with the letters B or C. For links t ...
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Web程序 时间:
2016-11-07 07:43:24
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320
Given two strings s and t which consist of only lowercase letters. String t is generated by random shuffling string s and then add one more letter at ...
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其他好文 时间:
2016-11-06 01:47:32
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145
String Matching Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 4074 Accepted: 2077 Description It's easy to tell if two words are identica ...
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其他好文 时间:
2016-11-01 01:16:13
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164