import sys
input = sys.stdin.readline

from itertools import combinations,permutations
from random import randint,shuffle

X=list(range(10))

L=list(combinations(X,5))

USE=set()

while True:
    shuffle(L)
    x=L.pop()

    print("".join(map(str,x)),flush=True)

    C=0
    A=0
    for i in range(30):
        h,b=map(int,input().split())

        if h+b==5 and h!=5:
            C+=1
            A+=1
        if h==5 and b==0:
            A+=1

    if C>1:
        L2=list(permutations(x))

        while True:
            shuffle(L2)

            x2=L2.pop()

            print("".join(map(str,x2)),flush=True)

            C=0

            for i in range(30):
                h,b=map(int,input().split())

                if h==5 and b==0:
                    C+=1
            if A==C:
                break