K=int(input())

X=[[] for _ in range(K)]
for i in range(1,pow(2,K)):
    b=i&(-i)
    j=b.bit_length()-1
    X[j].append(i)

P=[]
for x in X[::-1]:
    P+=x

del P[P.index(1)]
P=[1]+P

print(*P)