{-# LANGUAGE ScopedTypeVariables #-}
{-# LANGUAGE BangPatterns #-}

import Control.Applicative
import Control.Monad
import Control.Arrow
import Data.List
import Data.Maybe
import Data.Char
import qualified Data.ByteString.Char8 as B
import Text.Printf

readInt = ( readLn :: IO Int )
readInts = map ( read :: String -> Int ) . words <$> getLine

getList = map ( fst . fromJust . B.readInt ) . B.words <$> B.getLine

which a b f = if f then a else b
mp [ a, b ] = ( a, b )

main = do
	n <- readInt
	asbs <- map mp <$> replicateM n readInts
	m <- readInt
	xsys <- map mp <$> replicateM m readInts
	let
		nums = map ( bought_by asbs ) xsys
		ma = maximum nums
	if ma == 0
		then print 0
		else mapM_ print $ map fst $ filter ( ( == ma ) . snd ) $ zip [ 1 .. ] nums

bought_by asbs xy = length $ filter id $ map ( buy xy ) asbs

buy ( x, y ) ( a, b ) = x <= a && b <= y