I am trying to write a tic/tac/toe game for an assignment. My code is attached. I need to create a computer player and then check for a winner I am having a lot of trouble and it is due tonight. All...

I am trying to write a tic/tac/toe game for an assignment. My code is attached. I need to create a computer player and then check for a winner I am having a lot of trouble and it is due tonight. All instructions and code are attached. Most of the code is pretty much written.