Suddenly two mistakes, don't know what to do

CodePudding user response:

Wouldn't be in both Chinese and English

CodePudding user response:

You don't have the header files

CodePudding user response:

Reboot or configuration header file, write a header file, my blog has a column is all sorts of c + + library
https://blog.csdn.net/cool99781/category_9720519.html
Look for it

CodePudding user response:

reference 1/f, confident boy reply:

will not be a problem in both English and Chinese.

No, it's, thank you for your big brother

CodePudding user response:

Thank you thank you, trouble

CodePudding user response:

refer to the second floor beginners side response:

means that you don't have the header file

I'll pay attention to this problem, thank you