X,Y=list(map(int,input().split()))
if X==0 and Y==0:
	print(4)
	print(0,0,0,0)
	t=int(input())
	print(t)
elif X==1 and Y==0:
	print(4)
	print(1,0,0,0)
	t=int(input())
	print(t)
elif X==0 and Y==1:
	print(4)
	print(0,1,1,1)
	t=int(input())
	print(t)
else:
	print(4)
	print(1,1,1,1)
	t=int(input())
	print(t)