program main_c
   implicit none
   integer(8) :: p, q, r
   real(8) :: result, a, b, c

   read(*,*) p, q, r
   a = dble(p)
   b = dble(q)
   c = dble(r)

   ! result = dble(p+q-r)  + 2d0*sqrt(a*b)
   result = (sqrt(a)+sqrt(b)) /sqrt(c)

   if (result < 1d0) then
      print *, 'Yes'
   else
      print *, 'No'
   end if
end program main_c
