I've posted my analysis of the semifinal 2 solutions on my blog: http://blog.brucemerry.org.za/2016/11/tco-2016-semifinal-2-solutions.html
TCO 2016 algo semi 2 solutions
I've posted my analysis of the semifinal 2 solutions on my blog: http://blog.brucemerry.org.za/2016/11/tco-2016-semifinal-2-solutions.html