import sys
input = lambda :sys.stdin.readline()[:-1]
ni = lambda :int(input())
na = lambda :list(map(int,input().split()))
sys.setrecursionlimit(10**7)
yes = lambda :print("yes");Yes = lambda :print("Yes");YES = lambda : print("YES")
no = lambda :print("no");No = lambda :print("No");NO = lambda : print("NO")
#######################################################################

n = input()
a = 0
f = 1
for i in n[::-1]:
    a+=f*(ord(i)-65+10)
    f*=16
z = [0]*8
while a>0:
    z[a%8]+=1
    a//=8
m = max(z)
ans = []
for i in range(8):
    if z[i]==m:
        ans.append(i)
print(*ans)