!> a(x - p)(x - q)
!> == ax^2 - a(p + q)x + apq
!> b^2 == a^2(p + q)^2
!> 4ac == 4a * apq == 4 a^2 pq
!> b^2 > 4ac
!> (p + q)^2 > 4 pq
!> (p + q)^2 - 4 pq > 0
!> p^2 + q^2 +2pq - 4 pq > 0
!> p^2 + q^2 - 2 pq > 0
!> (p^2 - q^2) > 0
!> .eqv. p /= q
program yukicoder_2508
  use, intrinsic :: iso_fortran_env
  implicit none
  integer(int32), parameter :: max_len = 10**5
  character(len=:), allocatable :: a, p, q
  allocate(character(len=max_len) :: a, p, q)
  read(input_unit, *) a, p, q
  write(output_unit, '(a)') trim(merge("Yes", "No ", trim(p) /= trim(q)))
end program yukicoder_2508