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原创 Ubuntu16.04 下搭建Python虚拟环境

1. 虚拟环境虚拟环境（virtual environment），顾名思义是虚拟出来的环境，通俗来讲，可以借助虚拟机，docker来理解虚拟环境，就是把一部分内容独立出来，我们把这部分独立出来的东西称作“容器”。在这个容器中，我们可以只安装自己所需的依赖包，而各个容器之间相互隔离，互不影响。比如说，以个人为例，有时候接触到不同模型的代码用到相应的库的版本不同。如果使用同一环境，那么在...

2020-02-14 15:17:25 311

原创 Cleaning Shifts POJ - 2376

Cleaning ShiftsPOJ - 2376DescriptionFarmer John is assigning some of his N (1 <= N <= 25,000) cows to do some cleaning chores around the barn. He always wants to have one cow working on c...

2019-04-07 16:45:49 141

原创 Smallest Difference POJ - 2718

Smallest DifferencePOJ - 2718DescriptionGiven a number of distinct decimal digits, you can form one integer by choosing a non-empty subset of these digits and writing them in some order. The r...

2019-04-07 14:52:49 122

Meteor Shower POJ - 3669Bessie hears that an extraordinary meteor shower is coming; reports say that these meteors will crash into earth and destroy anything they hit. Anxious for her safety, she vo...

2019-04-07 03:13:34 182