Look at the above code. It works perfectly.However, after I changed p[row] into *(p + row), it can't be compiled and displays the following error message :
I am a bit surprised that this was not asked before. Maybe it is a stupid question.I know that flip is changing the order of two arguments.
Why there is no error reported when b is not supplied but required inside the function? Thanks!I understand that there is no error in this function: