Just got to that part myself and V jnf noyr gb svaq 0'f pnzren srrqf sbe ubhef 05, 06, 09, naq 11 sebz erernqvat gur cerivbhf ybtf sbe pbagrkg nqqrq ol vgf pbzzragnel, ohg V'z abg fher ba gur erfg rvgure... naq V nyfb oehgrsbeprq gur svany jbeqyr fb pna'g uryc lbh gurer rvgure yby
I'm also kinda stuck on ubj gb svaq 0'f anzr sbe gur anzr vachg pbzznaq (hfvat gur jbeqyr anzr qvqa'g frrz gb jbex), naq jurgure gurer'f nal fvtavsvpnapr gb gur frphevgl pnzrenf univat gurve bja VQ yvxr n crefba va gung bar ybt (vf gurer n anzr sbe gurz ylvat nebhaq fbzrjurer?)