import sys
def maxindex(x):
	return max(enumerate(x),key=lambda x:x[1])[0]
def q(s):
	print s
	sys.stdout.flush()
	return int(raw_input().split()[0])
print"".join(`maxindex(i)`for i in[[q("{0:0>10}".format(j*(10**i)))for j in range(10)]for i in range(9,-1,-1)])