func main()
	var a: int :: cui@inputInt()
	var b: int :: cui@inputInt()
	var x0: int :: cui@inputInt()
	var n: int :: cui@inputInt()
	if(x0 % 2 = 1)
		do cui@print("\{n / 2} 0\n")
	else
		do cui@print("0 \{n / 2}\n")
	end if
end func