1026 Table Tennis (30分) A table tennis club has N tables available to the public. The tables are numbered from 1 to N. For any pair of players, if the ...
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其他好文 时间：
2020-06-27 00:32:05
阅读次数：
70
7-4 Index of Popularity (30分) The index of popularity (IP) of someone in his/her circle of friends is defined to be the number of friends he/she has i ...
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其他好文 时间：
2020-06-26 14:39:43
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106
1. 枚举的运用 Your team is writing a fancy new text editor and you've been tasked with implementing the line numbering. Write a function which takes a list ...
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编程语言 时间：
2020-06-26 10:22:43
阅读次数：
66
安装docker-compose出现错误,安装命令: curl -L "https://github.com/docker/compose/releases/download/1.23.1/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/b ...
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Web程序 时间：
2020-06-25 13:35:57
阅读次数：
85
问题根源：初学者或者说不太了解Python才会犯这种错误，其实只需要注意一点！不要使用任何模块名作为文件名，任何类型的文件都不可以！我的错误根源是在文件夹中使用xgboost.*的文件名，当import xgboost时会首先在当前文件中查找，才会出现这样的问题。 所以，再次强调：不要用任何的模块名 ...
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其他好文 时间：
2020-06-24 23:21:56
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149
删除报错warning: Immediate deletion does not wait for confirmation that the running resource has been terminated. The resource may continue to run on the ...
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其他好文 时间：
2020-06-24 23:20:00
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130
Vasya works as a DJ in the best Berland nightclub, and he often uses dubstep music in his performance. Recently, he has decided to take a couple of ol ...
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其他好文 时间：
2020-06-24 23:15:59
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50
rm -rf ~/.ssh/known_hosts ...
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其他好文 时间：
2020-06-24 20:05:54
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91
1、问题现象 Access to XMLHttpRequest at 'http://yyyy' from origin 'http://zzzz' has been blocked by CORS policy: Request header field xxxx is not allowed b ...
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其他好文 时间：
2020-06-24 17:47:18
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66
Suppose a bank has K windows open for service. There is a yellow line in front of the windows which devides the waiting area into two parts. All the c ...
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其他好文 时间：
2020-06-24 16:01:04
阅读次数：
45
