Why not more PDFs?

[zwuupeape]

Hey. There are some explanations in PDF for some of the easier and earlier problems. Why not make some for the more advanced ones? Especially, I think, it would be very useful for the problems that have a combinatorial solution, or those that have subtle issues that you can solve without encountering (for example problem 62, which is solvable for 5 permutations but has a catch for other values)

[hk]

Making more PDF's would be a good idea. However, the teams' main task is producing problems and producing pdf's istime consuming.
But the members can allways select a problem for which they want to make a PDF and contact one of the team members about it.

[zwuupeape]

That's great. I will try to make a few