a = 0
if 1 <= a <= 3:
	print("0")
a = 1
if 1 <= a <= 3:
	print("1")
a = 3
if 1 <= a <= 3:
	print("3")
a = 4
if 1 <= a <= 3:
	print("4")
	
#https://pt.stackoverflow.com/q/482565/101