我跟老公说话，怎么感觉她都没听，自顾自的说自己的[已扎口]？

how to check if the OS is Windows or Debian in c++?

I want to clear console screen every time the user make an input in C++. I\'m thinking of using system command. For Windows, it is \"cls\". For Linux, it is \"clear\". Is there a way check which syst