import strutils, sequtils

proc trfm(p: float): auto = p.formatFloat(ffdecimal, 5)

let
  t = stdin.readLine.split.map parseFloat
  (p, q) = (t[0], t[1])

  P0 = p * q
  P1 = (1 - p) * q
  P2 = (1 - P0 - P1) * P0

echo if P1.trfm < P2.trfm: "YES" else: "NO"