import sys
readline=sys.stdin.readline

N=10
ans_lst=[None]*N
for i in range(N):
    lst=[]
    for n in range(N):
        S=[0]*N
        S[i]=n
        print(*S,sep="")
        c,s=input().split()
        c=int(c)
        if c==N:
            exit()
        lst.append(c)
    ans_lst[i]=lst.index(max(lst))
print(*ans_lst,sep="")
input()