See this post for the rabbit and turtle algorithm for detecting infinite loop with O(n) complexity.

https://wp.me/p1axj-4

I saw this on the BBC and thought you should see it:

The Malaysian region that became a hardware hub – http://www.bbc.co.uk/news/business-42686192

https://techcrunch.com/2018/01/03/googles-project-zero-team-discovered-critical-cpu-flaw-last-year/

https://sis.smu.edu.sg/news/2017/dec/28/towards-smart-nation-singapore-%E2%80%93-developments-2017

https://brightside.me/article/eight-detective-films-which-will-make-you-smarter-12605/?utm_source=fb_rc193afb4d368&utm_campaign=13ff3e1dc863&utm_medium=cpm

https://www.bloomberg.com/news/articles/2017-11-28/elon-musk-tweets-to-debunk-speculation-that-he-s-behind-bitcoin