end c++ program with a specific key

[Alladin]

please tell me that how to ends any c++ program with a specific key?

[new1]

Are you talking about console output ? or program you created by your own

[integralfx]

Use the GetAsyncKeyState function from the Windows API.
https://msdn.microsoft.com/en-us/library/windows/desktop/ms646293(v=vs.85).aspx