N = int(input())
K = int(input())
N = N%6
if N==0:
    print(4)
elif N==1:
    print(2)
elif N==2:
    K = K%2
    if K==1:
        print(8)
    else:
        print(7)
elif N==3:
    print(5)
elif N==4:
    print(7)
elif N==5:
    K = K%2
    if K==0:
        print(2)
    else:
        print(1)