How to improve a simple client-server application?

Question

Computer networks

There is a simple client-server application (console). How can I change it so that it can send messages without waiting for a response from the server?
Code links:
https://codeshare.io/5okkbp
https://codeshare.io/argg4Y

Answer 1

Take my lib: https://github.com/LiptonOlolo/TSockets
There are a couple of bugs in it that I have already fixed but have not uploaded, write to me on VK if you find them in this assembly: vk.com/id99551920