-- https://github.com/minoki/my-atcoder-solutions
{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE BangPatterns #-}
{-# LANGUAGE MultiParamTypeClasses #-}
{-# LANGUAGE TypeFamilies #-}
import Data.Char
import Data.Int
import Data.List
import Control.Monad
import qualified Data.Vector as V
import qualified Data.Vector.Unboxed as U
import qualified Data.Vector.Unboxed.Mutable as UM
import qualified Data.ByteString.Char8 as BS
import Data.Monoid
---
import Data.Coerce
import qualified Data.Vector.Generic
import qualified Data.Vector.Generic.Mutable

exEuclid :: (Eq a, Integral a) => a -> a -> (a, a, a)
exEuclid !f !g = loop 1 0 0 1 f g
  where loop !u0 !u1 !v0 !v1 !f 0 = (f, u0, v0)
        loop !u0 !u1 !v0 !v1 !f g =
          case divMod f g of
            (q,r) -> loop u1 (u0 - q * u1) v1 (v0 - q * v1) g r

modulo = 10^6+3 :: Int64
addMod, subMod, mulMod, divM :: Int64 -> Int64 -> Int64
addMod !x !y = (x + y) `rem` modulo
subMod !x !y = (x - y) `mod` modulo
mulMod !x !y = (x * y) `rem` modulo
recipM :: Int64 -> Int64
recipM !x = case exEuclid x modulo of
             (1,a,_) -> a `mod` modulo
             (-1,a,_) -> (-a) `mod` modulo
divM !x !y = x `mulMod` recipM y

newtype N = N { unwrapN :: Int64 } deriving (Eq)
instance Show N where
  show (N x) = show x
instance Num N where
  N x + N y = N ((x + y) `rem` modulo)
  N x - N y = N ((x - y) `mod` modulo)
  N x * N y = N ((x * y) `rem` modulo)
  fromInteger n = N (fromInteger (n `mod` fromIntegral modulo))
  abs = undefined; signum = undefined

instance Fractional N where
  N x / N y = N (divM x y)
  recip (N x) = N (recipM x)
  fromRational = undefined

factV :: U.Vector N
factV = U.scanl' (*) 1 (U.enumFromN 1 (fromIntegral (modulo - 1)))

factM :: Int64 -> N
factM n | n < modulo = factV U.! fromIntegral n
        | otherwise = 0

invFactM :: Int64 -> N
invFactM n | n < modulo = if even n
                          then - factV U.! fromIntegral (modulo - n - 1)
                          else factV U.! fromIntegral (modulo - n - 1)
           | otherwise = error "invFactM: divide by zero"

solve :: Int -> Int -> Int -> N
solve x 0 n = (fromIntegral x)^n
solve !x !d !n = let !x' = fromIntegral x :: N
                     !d' = fromIntegral d :: N
                     !xd = unwrapN (x' / d')
                 in if xd + fromIntegral n - 1 >= modulo
                    then 0
                    else d'^n * factM (xd + fromIntegral n - 1) * invFactM (xd - 1)

main = do
  q :: Int <- readLn
  replicateM_ q $ do
    [x,d,n] <- unfoldr (BS.readInt . BS.dropWhile isSpace) <$> BS.getLine
    print (solve x d n)

---

newtype instance UM.MVector s N = MV_N (UM.MVector s Int64)
newtype instance U.Vector N = V_N (U.Vector Int64)

instance Data.Vector.Generic.Mutable.MVector UM.MVector N where -- needs MultiParamTypeClasses here
  basicLength (MV_N mv) = Data.Vector.Generic.Mutable.basicLength mv
  basicUnsafeSlice i l (MV_N mv) = MV_N (Data.Vector.Generic.Mutable.basicUnsafeSlice i l mv)
  basicOverlaps (MV_N mv) (MV_N mv') = Data.Vector.Generic.Mutable.basicOverlaps mv mv'
  basicUnsafeNew l = MV_N <$> Data.Vector.Generic.Mutable.basicUnsafeNew l
  basicInitialize (MV_N mv) = Data.Vector.Generic.Mutable.basicInitialize mv
  basicUnsafeReplicate i x = MV_N <$> Data.Vector.Generic.Mutable.basicUnsafeReplicate i (coerce x)
  basicUnsafeRead (MV_N mv) i = coerce <$> Data.Vector.Generic.Mutable.basicUnsafeRead mv i
  basicUnsafeWrite (MV_N mv) i x = Data.Vector.Generic.Mutable.basicUnsafeWrite mv i (coerce x)
  basicClear (MV_N mv) = Data.Vector.Generic.Mutable.basicClear mv
  basicSet (MV_N mv) x = Data.Vector.Generic.Mutable.basicSet mv (coerce x)
  basicUnsafeCopy (MV_N mv) (MV_N mv') = Data.Vector.Generic.Mutable.basicUnsafeCopy mv mv'
  basicUnsafeMove (MV_N mv) (MV_N mv') = Data.Vector.Generic.Mutable.basicUnsafeMove mv mv'
  basicUnsafeGrow (MV_N mv) n = MV_N <$> Data.Vector.Generic.Mutable.basicUnsafeGrow mv n

instance Data.Vector.Generic.Vector U.Vector N where -- needs MultiParamTypeClasses here
  basicUnsafeFreeze (MV_N mv) = V_N <$> Data.Vector.Generic.basicUnsafeFreeze mv
  basicUnsafeThaw (V_N v) = MV_N <$> Data.Vector.Generic.basicUnsafeThaw v
  basicLength (V_N v) = Data.Vector.Generic.basicLength v
  basicUnsafeSlice i l (V_N v) = V_N (Data.Vector.Generic.basicUnsafeSlice i l v)
  basicUnsafeIndexM (V_N v) i = coerce <$> Data.Vector.Generic.basicUnsafeIndexM v i
  basicUnsafeCopy (MV_N mv) (V_N v) = Data.Vector.Generic.basicUnsafeCopy mv v
  elemseq (V_N v) x y = Data.Vector.Generic.elemseq v (coerce x) y

instance U.Unbox N


Measured memory_bytes: 18812