eggDrop :: Integer -> Integer -> Integer
eggDrop n k
  | k == 1 || k == 0 || n == 1 = k
  | otherwise = 1 + (minimum $ map (\i -> f i) [1..k])
  where
    f i = max (eggDrop (n-1) (i-1)) (eggDrop n (k-i))

-----------------
-- gross io bs --
-----------------

main :: IO ()
main = do
  l <- getLine
  let (n:k:_) = map read $ words l :: [Integer]
  putStrLn $ show $ eggDrop n k