import sys
n = []
for i in range(10):
	print(i,i,i,i)
	sys.stdout.flush()
	x,y = map(int,input().split())
	if (x >= 1 and y != 0) or(x == 4 and y == 0):
		for j in range(x):
			n.append(i)
for i in range(4):
	for j in range(4):
		if i != j:
			for k in range(4):
				if i != k and j != k:
					for l in range(4):
						if i != l and j != l and k != l:
							print(n[i],n[j],n[k],n[l])
							sys.stdout.flush()
							x,y = map(int,input().split())
							if x == 4 and y == 0:
								sys.exit(0)