first check true for x=1, y=1 and x=2, y=2 i guess
2 = 2 and 8 = 8
then assue true for x = y = k
then prove for x = y = k+1
something like that
not sure.
either not moving at all
or going to bathurst from the central coast, which is cool since i lived there for the first 5 years of my life..
damn getting a shit 77 uai!