N = int(input())
K = int(input())
a = [4,2,8,5,7,1]

b = N % 6
if b == 2:
	if K % 2:
		print(a[2])
	else:
		print(a[4])

elif b == 4:
	print(a[4])

elif b == 3:
	print(a[3])

elif b == 5:
	if K % 2:
		print(a[5])
	else:
		print(a[1])
else:
	print(a[b])