func main()
	var n: int :: cui@inputInt()
	var rn: []int :: #[3001]int
	var gn: []int :: #[3001]int
	var bn: []int :: #[3001]int
	for(1, n)
		do rn[cui@inputInt()] :+ 1
	end for
	for(1, n)
		do gn[cui@inputInt()] :+ 1
	end for
	for(1, n)
		do bn[cui@inputInt()] :+ 1
	end for
	
	var cumR: []int :: #[3001]int
	for r(1, 3000)
		do cumR[r] :: cumR[r - 1] + rn[r]
	end for
	
	var ans: int :: 0
	for g(1, 3000)
		if(gn[g] <> 0)
			for b(1, 3000)
				if(bn[b] <> 0)
					do ans :+ gn[g] * bn[b] * (cumR[lib@min(g + b - 1, 3000)] - cumR[lib@max(g, b) - 1])
				end if
			end for
		end if
	end for
	do cui@print("\{ans}\n")
end func