func main()
	var a: []int :: #[3]int
	var b: []int :: #[3]int
	for i(0, 2)
		do a[i] :: cui@inputInt()
	end for
	for i(0, 2)
		do b[i] :: cui@inputInt()
	end for
	do a.sort()
	do b.sort()
	
	var ans: bool :: true
	for i(0, 2)
		if(a[i] <> b[i])
			do cui@print("No\n")
			ret
		end if
	end for
	do cui@print("Yes\n2\n")
end func