PPO cross platform with libtorch C++

Prepare install:
https://fatalfeel.blogspot.com/2020/06/building-libtorch-and-numpy-in-c.html

PPO C++ source:
https://github.com/fatalfeel/PPO_libtorch

Lessons:

(1) Backpropagation Practice:

refer to: https://www.cnblogs.com/charlotte77/p/5629865.html

source: http://www.mediafire.com/file/fccr43arjcxfgsb/backwardcpp.tar.gz

#If no cuda, eclipse need remove follow libs:
cublas, cudnn, cudart, nvToolsExt, cufft, curand, c10_cuda, torch_cuda

Tesla told in New York Herald: I prefer to be remembered as the inventor who succeeded in abolishing war. That will be my highest pride.
http://www.teslacollection.com/tesla_articles/1898/new_york_herald/f_l_christman/tesla_declares_he_will_abolish_war
(in middle section)

Albert Einstein: The release of atom power has changed everything except our way of thinking... the solution to this problem lies in the heart of mankind. If only I had known, I should have become a watchmaker.
https://atomictrauma.wordpress.com/the-scientists/albert-einstein

Artificial Intelligence Has an Enormous Carbon Footprint
https://www.analyticsvidhya.com/blog/2022/03/the-carbon-footprint-of-ai-and-deep-learning