Programming help

Okay /prog/,

I need some quick help.

http://i.imgur.com/cSAvU.jpg

I got part A done with no problem.

My question is how do I use while and do whiles to store each data set's average and then print it out after a 0 is read.

Here is what I have so far

http://pastebin.com/MuSwgHNv

Thanks

I'm not clicking your stupid links to read your shitty tasks, if you don't even make the effort to at least post your issues in this thread why would I help you?