working on prob03
solved prob03 by looking at my original answer for 2011
prob 4 half done
prob 4 grid method working
prob 4 done
p4v2 coming together
p4v2 first attempt at reversing an int
p4v2 better reverse implementation
p5 done possibly but not fast enough
p5 done. check answer
p5 was indeed correct. improving code
p6 done
p7 done
p8. had insight into problem.
I don't need to keep track of the digits, just the product
p8. last insight was wrong
p8. works for my own data
p8 divide by 0 problem
p8 making a class
p8 not making a class
p8 done