class F:
	a = 1
	b = 2
	def __init__(self):
		print(self.a)
		self.a += 1
	def wtf(self, z=a, x=b):
		print(z)
		print(x)
	def ch(self):
		self.b += 1
	def w2(self, z=b):
		print(z)

q = F()
q.wtf()