#!/usr/bin/env python3
from collections import defaultdict
import sys

MOD = 998244353

def main():
    N = int(input(), 16)
    d = defaultdict(int)
    for i in str(oct(N))[2:]:
        d[int(i)] += 1
    
    res = sorted(d.items(), key=lambda x:x[1], reverse=1)
    s = -1
    ans = []
    for k, v in res:
        if v < s:
            break
        s = v
        ans.append(k)
    print(*ans, sep=" ")
    return

if __name__ == '__main__':
    main()