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