In the command line 开发者_如何学编程argument I need to give the user want to give A Or B if a user is not typing this two I will again print these two words only How can I ask by using the CM argument?
Command line argument.
In the command line 开发者_如何学编程argument I need to give the user want to give A Or B if a user is not typing this two I will again print these two words only How can I ask by using the CM argument?
Command line argument.
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