import Control.Applicative ((<$>))
import Data.ByteString.Char8 (ByteString)
import qualified Data.ByteString.Char8 as B
import Data.List (unfoldr)
import Data.Char (isSpace)

main :: IO ()
main = do
  B.getLine
  solve <$> map (readil B.readInteger) <$> B.lines <$> B.getContents >>= mapM_ B.putStrLn

solve :: [[Integer]] -> [ByteString]
solve = map f
  where f [d, x, t] | hp (x+1) (d-1) <= t = B.pack "AC"
                    | otherwise = B.pack "ZETUBOU"

comb :: Integer -> Integer -> Integer
comb n m | m == 0 = 1
         | n < 2 * m = comb n (n - m)
         | otherwise = comb (n-1) (m-1) * n `div` m

hp :: Integer -> Integer -> Integer
hp n m = comb (n+m-1) m

readil :: Integral a =>  (ByteString -> Maybe (a, ByteString)) -> ByteString -> [a]
readil f = unfoldr g
  where
    g s = do
      (n, s') <- f s
      return (n, B.dropWhile isSpace s')