I was linked to this blog from a post here the other day. It has a lot of these kinds of questions and the solutions. Here is the prisoners problem: http://dat

I was linked to this blog from a post here the other day. It has a lot of these kinds of questions and the solutions. Here is the prisoners problem: http://datagenetics.com/blog/december12014/index.html http://datagenetics.com/blog/december12014/index.html And here is the dots problem: http://datagenetics.com/blog/october22012/index.html http://datagenetics.com/blog/october22012/index.html