#!/usr/bin/env python3
import sys
a = [0] * 4
for i in range(len(a)):
    best_hit = -1
    correct_digit = None
    for j in range(10):
        a[i] = j
        print(*a)
        sys.stdout.flush()
        x, _ = map(int,input().split())
        if best_hit < x:
            best_hit = x
            correct_digit = j
    a[i] = j
print(*a)