Hi there,
I had WA14 until replace just one parenthesis:

sqr(...) + sqr(...) < sqr(...) + eps // WA
sqr(...) + sqr(...) < sqr(... + eps) // AC

I didn't think about such small things like this before.
P.S. argument of 3rd sqr is positive

Edited by author 11.03.2012 13:57