C++ multi threading

Question

i want to write simple input, but have timer. i know i can solve it with multi threading. but it seems like its still waiting the time.
https://code.sololearn.com/c9ryPzXnKOX7/?ref=app
after you run it, you will know what the problem is.
compile command:
c++ timer_input.cpp -lpthread -o timer_input

Answer 1

of course!!, we need to create new thread again for the input
https://code.sololearn.com/cBK0evSpYsNG/?ref=app