nuprl-staging/pointer-aliasing-intermediate-v1

id int64 0 6k	prompt stringlengths 265 1.96k	answer stringclasses 10 values	pythoncode stringlengths 267 1.96k	depth0 stringclasses 10 values	depth1 stringclasses 10 values	depth2 stringclasses 10 values	depth3 stringclasses 10 values	depth4 stringclasses 11 values	depth5 stringclasses 11 values	depth6 stringclasses 11 values	depth7 stringclasses 11 values	num_nodes int64 3 7	num_edges int64 3 29	num_classes int64 2 7	path_length int64 3 7	num_cycle int64 0 6
900	class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.z: B = None self.txt = txt i = A("i") c = B("c") h = B("h") f = B("f") a = B("a") b = A("b") i.p = b c.w = i c.z = a h.w = i h.z = a f.w ...	b"	class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.z: B = None self.txt = txt i = A("i") c = B("c") h = B("h") f = B("f") a = B("a") b = A("b") i.p = b c.w = i c.z = a h.w = i h.z = a f.w ...	a	b	i	b	x	x	x	x	6	10	2	3	1
901	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") b = B("b") e.y = j j.t = b j.o = e b.t = j b.o = e assert b.t.t.o.txt == "	e"	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") b = B("b") e.y = j j.t = b j.o = e b.t = j b.o = e assert b.t.t.o.txt == "e"	b	j	b	e	x	x	x	x	3	5	2	3	1
902	class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.u: A = None self.txt = txt a = A("a") b = B("b") h = A("h") a.s = b b.o = a b.u = a h.s = b assert b.u.s.o.txt == "	a"	class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.u: A = None self.txt = txt a = A("a") b = B("b") h = A("h") a.s = b b.o = a b.u = a h.s = b assert b.u.s.o.txt == "a"	b	a	b	a	x	x	x	x	3	3	2	3	2
903	class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt j = A("j") h = B("h") g = A("g") b = A("b") i = B("i") j.p = g h.w = i g.p = b b.p = g i.w = h assert j.p.p.p.p.p.txt == "	g"	class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt j = A("j") h = B("h") g = A("g") b = A("b") i = B("i") j.p = g h.w = i g.p = b b.p = g i.w = h assert j.p.p.p.p.p.txt == "g"	j	g	b	g	b	g	x	x	5	5	2	5	3
904	class A: def __init__(self, txt: str): self.s: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt f = A("f") a = B("a") b = A("b") g = B("g") i = A("i") j = A("j") f.s = g f.o = a a.w = b b.s = g b.o = a g.w ...	g"	class A: def __init__(self, txt: str): self.s: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt f = A("f") a = B("a") b = A("b") g = B("g") i = A("i") j = A("j") f.s = g f.o = a a.w = b b.s = g b.o = a g.w ...	f	a	b	a	b	g	x	x	6	9	2	5	2
905	class A: def __init__(self, txt: str): self.y: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt h = A("h") d = B("d") i = B("i") g = A("g") f = A("f") h.y = d h.r = d d.u = i d.o = ...	h"	class A: def __init__(self, txt: str): self.y: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt h = A("h") d = B("d") i = B("i") g = A("g") f = A("f") h.y = d h.r = d d.u = i d.o = ...	d	i	d	h	x	x	x	x	5	8	2	3	1
906	class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.q: A = None self.txt = txt d = A("d") j = B("j") a = B("a") f = B("f") e = B("e") i = A("i") d.u = i j.x = f j.q = d a.x = e a.q = i f.x ...	d"	class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.q: A = None self.txt = txt d = A("d") j = B("j") a = B("a") f = B("f") e = B("e") i = A("i") d.u = i j.x = f j.q = d a.x = e a.q = i f.x ...	e	d	i	d	x	x	x	x	6	10	2	3	1
907	class A: def __init__(self, txt: str): self.o: A = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt e = A("e") j = B("j") f = A("f") d = B("d") g = B("g") e.o = f e.p = d j.v = e j.x = ...	e"	class A: def __init__(self, txt: str): self.o: A = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt e = A("e") j = B("j") f = A("f") d = B("d") g = B("g") e.o = f e.p = d j.v = e j.x = ...	d	f	j	e	x	x	x	x	5	9	2	3	0
908	class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.p: A = None self.txt = txt h = A("h") e = B("e") a = A("a") f = A("f") c = B("c") h.z = f e.w = a e.p = h a.z = f f.z = a c.w = f c.p = f...	a"	class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.p: A = None self.txt = txt h = A("h") e = B("e") a = A("a") f = A("f") c = B("c") h.z = f e.w = a e.p = h a.z = f f.z = a c.w = f c.p = f...	e	a	f	a	f	a	x	x	5	6	2	5	3
909	class A: def __init__(self, txt: str): self.u: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt g = A("g") e = B("e") b = A("b") c = B("c") h = A("h") a = A("a") j = B("j") g.u = j g.o = e e.o = c b.u = e b...	c"	class A: def __init__(self, txt: str): self.u: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt g = A("g") e = B("e") b = A("b") c = B("c") h = A("h") a = A("a") j = B("j") g.u = j g.o = e e.o = c b.u = e b...	b	c	j	c	x	x	x	x	7	10	2	3	1
910	class A: def __init__(self, txt: str): self.o: A = None self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt f = A("f") b = B("b") e = B("e") h = B("h") g = A("g") f.o = g f.v = e b.o = h e.o = h h.o = b g.o = f g.v = b...	b"	class A: def __init__(self, txt: str): self.o: A = None self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt f = A("f") b = B("b") e = B("e") h = B("h") g = A("g") f.o = g f.v = e b.o = h e.o = h h.o = b g.o = f g.v = b...	h	b	h	b	h	b	x	x	5	7	2	5	4
911	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt f = A("f") j = B("j") b = A("b") c = B("c") a = A("a") d = B("d") f.u = c j.x = a b.u = c c.x = f a.u = d d.x = f assert f.u.x.u.x.u.tx...	c"	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt f = A("f") j = B("j") b = A("b") c = B("c") a = A("a") d = B("d") f.u = c j.x = a b.u = c c.x = f a.u = d d.x = f assert f.u.x.u.x.u.tx...	f	c	f	c	f	c	x	x	6	6	2	5	4
912	class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt j = A("j") b = B("b") i = B("i") a = A("a") j.x = b b.z = a i.z = a a.x = i assert a.x.z.x.z.txt == "	a"	class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt j = A("j") b = B("b") i = B("i") a = A("a") j.x = b b.z = a i.z = a a.x = i assert a.x.z.x.z.txt == "a"	a	i	a	i	a	x	x	x	4	4	2	4	3
913	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.x: B = None self.txt = txt d = A("d") f = B("f") i = B("i") d.o = i f.q = i f.x = i i.q = f i.x = f assert d.o.x.x.txt == "	i"	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.x: B = None self.txt = txt d = A("d") f = B("f") i = B("i") d.o = i f.q = i f.x = i i.q = f i.x = f assert d.o.x.x.txt == "i"	d	i	f	i	x	x	x	x	3	3	2	3	1
914	class A: def __init__(self, txt: str): self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.o: A = None self.txt = txt h = A("h") g = B("g") b = B("b") e = A("e") h.q = e g.t = e g.o = h b.t = e b.o = h e.q = h assert h.q.q.q.txt...	e"	class A: def __init__(self, txt: str): self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.o: A = None self.txt = txt h = A("h") g = B("g") b = B("b") e = A("e") h.q = e g.t = e g.o = h b.t = e b.o = h e.q = h assert h.q.q.q.txt...	h	e	h	e	x	x	x	x	4	6	2	3	2
915	class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: B = None self.u: B = None self.txt = txt a = A("a") e = B("e") d = A("d") c = B("c") g = B("g") b = A("b") a.r = e e.r = c e.u = c d.r = e c.r = e c.u ...	c"	class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: B = None self.u: B = None self.txt = txt a = A("a") e = B("e") d = A("d") c = B("c") g = B("g") b = A("b") a.r = e e.r = c e.u = c d.r = e c.r = e c.u ...	g	e	c	e	c	x	x	x	6	8	2	4	2
916	class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.r: A = None self.txt = txt g = A("g") e = B("e") h = B("h") g.w = h e.u = g e.r = g h.u = g h.r = g assert g.w.u.w.txt == "	h"	class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.r: A = None self.txt = txt g = A("g") e = B("e") h = B("h") g.w = h e.u = g e.r = g h.u = g h.r = g assert g.w.u.w.txt == "h"	g	h	g	h	x	x	x	x	3	3	2	3	2
917	class A: def __init__(self, txt: str): self.s: B = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt i = A("i") j = B("j") a = B("a") i.s = j i.p = j j.w = i a.w = i assert a.w.s.w.txt == "	i"	class A: def __init__(self, txt: str): self.s: B = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt i = A("i") j = B("j") a = B("a") i.s = j i.p = j j.w = i a.w = i assert a.w.s.w.txt == "i"	a	i	j	i	x	x	x	x	3	3	2	3	1
918	class A: def __init__(self, txt: str): self.p: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt i = A("i") h = B("h") f = B("f") d = A("d") b = B("b") i.p = h i.z = f h.y = b f.y = b d.p = f d.z = b b.y = f...	b"	class A: def __init__(self, txt: str): self.p: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt i = A("i") h = B("h") f = B("f") d = A("d") b = B("b") i.p = h i.z = f h.y = b f.y = b d.p = f d.z = b b.y = f...	d	b	f	b	x	x	x	x	5	7	2	3	1
919	class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt b = A("b") f = B("f") e = A("e") b.r = e f.r = b e.r = b assert e.r.r.r.txt == "	b"	class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt b = A("b") f = B("f") e = A("e") b.r = e f.r = b e.r = b assert e.r.r.r.txt == "b"	e	b	e	b	x	x	x	x	3	3	2	3	2
920	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt g = A("g") f = B("f") j = B("j") g.v = j f.x = g j.x = g assert f.x.v.x.txt == "	g"	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt g = A("g") f = B("f") j = B("j") g.v = j f.x = g j.x = g assert f.x.v.x.txt == "g"	f	g	j	g	x	x	x	x	3	3	2	3	1
921	class A: def __init__(self, txt: str): self.t: A = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt c = A("c") f = B("f") j = A("j") h = B("h") i = B("i") e = B("e") a = B("a") c.t = j c.y = f f.o = a j.t = c j...	f"	class A: def __init__(self, txt: str): self.t: A = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt c = A("c") f = B("f") j = A("j") h = B("h") i = B("i") e = B("e") a = B("a") c.t = j c.y = f f.o = a j.t = c j...	e	f	a	f	x	x	x	x	7	9	2	3	1
922	class A: def __init__(self, txt: str): self.p: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt h = A("h") a = B("a") f = A("f") e = B("e") c = B("c") d = B("d") j = B("j") h.p = d h.t = f a.s = c f.p = a f...	c"	class A: def __init__(self, txt: str): self.p: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt h = A("h") a = B("a") f = A("f") e = B("e") c = B("c") d = B("d") j = B("j") h.p = d h.t = f a.s = c f.p = a f...	d	c	j	c	j	c	j	c	7	9	2	7	5
923	class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: B = None self.txt = txt h = A("h") j = B("j") f = B("f") c = A("c") h.x = j j.q = f j.p = f f.q = j f.p = j c.x = f assert j.p.q.q.txt...	f"	class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: B = None self.txt = txt h = A("h") j = B("j") f = B("f") c = A("c") h.x = j j.q = f j.p = f f.q = j f.p = j c.x = f assert j.p.q.q.txt...	j	f	j	f	x	x	x	x	4	4	2	3	2
924	class A: def __init__(self, txt: str): self.v: B = None self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt d = A("d") f = B("f") e = A("e") i = A("i") c = B("c") j = A("j") h = A("h") d.v = c d.s = h f.y = c e.v = f e...	c"	class A: def __init__(self, txt: str): self.v: B = None self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt d = A("d") f = B("f") e = A("e") i = A("i") c = B("c") j = A("j") h = A("h") d.v = c d.s = h f.y = c e.v = f e...	c	f	c	f	c	f	c	x	7	12	2	6	5
925	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt g = A("g") i = B("i") c = A("c") h = B("h") a = B("a") g.u = h i.v = a c.u = i h.v = a a.v = h assert i.v.v.v.txt == "	a"	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt g = A("g") i = B("i") c = A("c") h = B("h") a = B("a") g.u = h i.v = a c.u = i h.v = a a.v = h assert i.v.v.v.txt == "a"	i	a	h	a	x	x	x	x	5	5	2	3	1
926	class A: def __init__(self, txt: str): self.y: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt i = A("i") d = B("d") j = A("j") h = B("h") a = A("a") i.y = h i.u = h d.o = a j.y = d j.u = d h.o = a a.y = d...	d"	class A: def __init__(self, txt: str): self.y: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt i = A("i") d = B("d") j = A("j") h = B("h") a = A("a") i.y = h i.u = h d.o = a j.y = d j.u = d h.o = a a.y = d...	a	d	a	d	a	d	x	x	5	5	2	5	4
927	class A: def __init__(self, txt: str): self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt e = A("e") d = B("d") j = A("j") b = B("b") f = A("f") g = B("g") c = A("c") e.t = g d.y = e j.t = b b.y = f f.t = d g.y = c c.t = d as...	e"	class A: def __init__(self, txt: str): self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt e = A("e") d = B("d") j = A("j") b = B("b") f = A("f") g = B("g") c = A("c") e.t = g d.y = e j.t = b b.y = f f.t = d g.y = c c.t = d as...	e	g	c	d	e	x	x	x	7	7	2	4	1
928	class A: def __init__(self, txt: str): self.u: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.w: A = None self.txt = txt e = A("e") d = B("d") a = A("a") g = B("g") j = B("j") e.u = j e.r = g d.o = e d.w = ...	a"	class A: def __init__(self, txt: str): self.u: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.w: A = None self.txt = txt e = A("e") d = B("d") a = A("a") g = B("g") j = B("j") e.u = j e.r = g d.o = e d.w = ...	j	a	g	a	g	a	x	x	5	7	2	5	3
929	class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.x: B = None self.txt = txt c = A("c") d = B("d") g = B("g") b = B("b") e = B("e") c.s = b d.y = e d.x = e g.y = b g.x = e b.y = d b.x = g...	b"	class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.x: B = None self.txt = txt c = A("c") d = B("d") g = B("g") b = B("b") e = B("e") c.s = b d.y = e d.x = e g.y = b g.x = e b.y = d b.x = g...	g	b	g	b	x	x	x	x	5	8	2	3	2
930	class A: def __init__(self, txt: str): self.v: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.w: B = None self.txt = txt c = A("c") b = B("b") i = B("i") h = A("h") j = A("j") f = B("f") c.v = h c.t = j b.y...	h"	class A: def __init__(self, txt: str): self.v: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.w: B = None self.txt = txt c = A("c") b = B("b") i = B("i") h = A("h") j = A("j") f = B("f") c.v = h c.t = j b.y...	c	h	j	c	j	c	h	x	6	7	2	6	4
931	class A: def __init__(self, txt: str): self.q: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt a = A("a") c = B("c") j = A("j") a.q = c a.x = j c.p = a j.q = c j.x = a assert a.x.x.x.txt == "	j"	class A: def __init__(self, txt: str): self.q: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt a = A("a") c = B("c") j = A("j") a.q = c a.x = j c.p = a j.q = c j.x = a assert a.x.x.x.txt == "j"	a	j	a	j	x	x	x	x	3	5	2	3	2
932	class A: def __init__(self, txt: str): self.z: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.v: B = None self.txt = txt c = A("c") e = B("e") i = A("i") d = B("d") a = A("a") f = A("f") c.z = d c.t = f e.o...	e"	class A: def __init__(self, txt: str): self.z: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.v: B = None self.txt = txt c = A("c") e = B("e") i = A("i") d = B("d") a = A("a") f = A("f") c.z = d c.t = f e.o...	c	d	e	d	e	x	x	x	6	10	2	4	2
933	class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt f = A("f") b = B("b") g = A("g") a = B("a") j = A("j") c = A("c") d = A("d") f.z = b b.v = j b.x = d g.z = a a...	b"	class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt f = A("f") b = B("b") g = A("g") a = B("a") j = A("j") c = A("c") d = A("d") f.z = b b.v = j b.x = d g.z = a a...	b	j	b	j	b	j	b	x	7	8	2	6	5
934	class A: def __init__(self, txt: str): self.t: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.p: A = None self.txt = txt f = A("f") g = B("g") c = A("c") i = A("i") a = A("a") b = A("b") e = A("e") f.t = g ...	c"	class A: def __init__(self, txt: str): self.t: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.p: A = None self.txt = txt f = A("f") g = B("g") c = A("c") i = A("i") a = A("a") b = A("b") e = A("e") f.t = g ...	c	g	b	g	c	g	c	x	7	8	2	6	4
935	class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt i = A("i") f = B("f") d = A("d") c = A("c") h = A("h") j = B("j") i.v = c f.v = j f.y = j d.v = c c.v = i h.v ...	j"	class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt i = A("i") f = B("f") d = A("d") c = A("c") h = A("h") j = B("j") i.v = c f.v = j f.y = j d.v = c c.v = i h.v ...	j	f	j	f	j	f	j	x	6	6	2	6	5
936	class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.p: A = None self.txt = txt e = A("e") h = B("h") f = A("f") e.x = f h.u = e h.p = f f.x = e assert h.p.x.x.txt == "	f"	class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.p: A = None self.txt = txt e = A("e") h = B("h") f = A("f") e.x = f h.u = e h.p = f f.x = e assert h.p.x.x.txt == "f"	h	f	e	f	x	x	x	x	3	4	2	3	1
937	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.q: A = None self.txt = txt a = A("a") f = B("f") i = A("i") c = A("c") h = B("h") a.u = f f.r = i f.q = a i.u = f c.u = h h.r = i h.q = i...	f"	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.q: A = None self.txt = txt a = A("a") f = B("f") i = A("i") c = A("c") h = B("h") a.u = f f.r = i f.q = a i.u = f c.u = h h.r = i h.q = i...	i	f	a	f	x	x	x	x	5	6	2	3	1
938	class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt c = A("c") i = B("i") b = A("b") g = A("g") f = B("f") a = A("a") c.q = g c.u = b i.v = b b.q = a b.u = c g.q ...	c"	class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt c = A("c") i = B("i") b = A("b") g = A("g") f = B("f") a = A("a") c.q = g c.u = b i.v = b b.q = a b.u = c g.q ...	a	g	c	g	a	g	c	x	6	9	2	6	4
939	class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = A("j") g.x = j f.s = g j.x = g assert j.x.x.x.txt == "	g"	class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = A("j") g.x = j f.s = g j.x = g assert j.x.x.x.txt == "g"	j	g	j	g	x	x	x	x	3	3	2	3	2
940	class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt h = A("h") g = B("g") j = B("j") f = A("f") d = A("d") a = B("a") h.t = d g.y = j j.y = g f.t = h d.t = f a.y = j assert f.t.t.t.t.t.t....	f"	class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt h = A("h") g = B("g") j = B("j") f = A("f") d = A("d") a = B("a") h.t = d g.y = j j.y = g f.t = h d.t = f a.y = j assert f.t.t.t.t.t.t....	f	h	d	f	h	d	f	x	6	6	2	6	4
941	class A: def __init__(self, txt: str): self.s: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.x: B = None self.txt = txt b = A("b") e = B("e") f = A("f") a = A("a") h = A("h") c = B("c") i = A("i") b.s = c ...	e"	class A: def __init__(self, txt: str): self.s: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.x: B = None self.txt = txt b = A("b") e = B("e") f = A("f") a = A("a") h = A("h") c = B("c") i = A("i") b.s = c ...	f	e	c	e	x	x	x	x	7	14	2	3	1
942	class A: def __init__(self, txt: str): self.t: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.y: B = None self.txt = txt f = A("f") j = B("j") b = A("b") e = B("e") f.t = e f.u = e j.p = e j.y = e b.t = j b...	e"	class A: def __init__(self, txt: str): self.t: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.y: B = None self.txt = txt f = A("f") j = B("j") b = A("b") e = B("e") f.t = e f.u = e j.p = e j.y = e b.t = j b...	e	j	e	j	e	x	x	x	4	4	2	4	3
943	class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.s: B = None self.txt = txt a = A("a") h = B("h") i = A("i") g = B("g") a.z = h h.w = g h.s = g i.z = h g.w = h g.s = h assert i.z.w.w.txt...	h"	class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.s: B = None self.txt = txt a = A("a") h = B("h") i = A("i") g = B("g") a.z = h h.w = g h.s = g i.z = h g.w = h g.s = h assert i.z.w.w.txt...	i	h	g	h	x	x	x	x	4	4	2	3	1
944	class A: def __init__(self, txt: str): self.w: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.u: B = None self.txt = txt g = A("g") e = B("e") j = B("j") g.w = j g.o = e e.v = j e.u = j j.v = e j.u = e asse...	j"	class A: def __init__(self, txt: str): self.w: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.u: B = None self.txt = txt g = A("g") e = B("e") j = B("j") g.w = j g.o = e e.v = j e.u = j j.v = e j.u = e asse...	e	j	e	j	x	x	x	x	3	4	2	3	2
945	class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.y: A = None self.txt = txt j = A("j") i = B("i") d = A("d") j.p = d i.t = d i.y = d d.p = j assert i.y.p.p.txt == "	d"	class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.y: A = None self.txt = txt j = A("j") i = B("i") d = A("d") j.p = d i.t = d i.y = d d.p = j assert i.y.p.p.txt == "d"	i	d	j	d	x	x	x	x	3	3	2	3	1
946	class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.z: A = None self.txt = txt c = A("c") f = B("f") i = A("i") h = B("h") b = B("b") a = B("a") c.x = i f.x = h f.z = i i.x = c h.x = b h.z ...	i"	class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.z: A = None self.txt = txt c = A("c") f = B("f") i = A("i") h = B("h") b = B("b") a = B("a") c.x = i f.x = h f.z = i i.x = c h.x = b h.z ...	a	i	c	i	c	i	x	x	6	10	2	5	3
947	class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = B("j") d = B("d") h = B("h") g.q = f f.s = g j.s = g d.s = g h.s = g assert h.s.q.s.q.s.txt == "	g"	class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = B("j") d = B("d") h = B("h") g.q = f f.s = g j.s = g d.s = g h.s = g assert h.s.q.s.q.s.txt == "g"	h	g	f	g	f	g	x	x	5	5	2	5	3
948	class A: def __init__(self, txt: str): self.t: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt j = A("j") g = B("g") f = A("f") j.t = f j.p = f g.q = j f.t = j f.p = j assert f.t.t.p.txt == "	j"	class A: def __init__(self, txt: str): self.t: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt j = A("j") g = B("g") f = A("f") j.t = f j.p = f g.q = j f.t = j f.p = j assert f.t.t.p.txt == "j"	f	j	f	j	x	x	x	x	3	3	2	3	2
949	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt d = A("d") a = B("a") f = B("f") i = A("i") c = A("c") j = B("j") b = B("b") d.o = b a.t = c a.w = c f.t = i f...	b"	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt d = A("d") a = B("a") f = B("f") i = A("i") c = A("c") j = B("j") b = B("b") d.o = b a.t = c a.w = c f.t = i f...	d	b	i	b	i	b	x	x	7	9	2	5	3
950	class A: def __init__(self, txt: str): self.p: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt e = A("e") i = B("i") j = B("j") d = A("d") b = B("b") c = A("c") e.p = c e.z = j i.v = e j.v = e d.p = e d.z ...	e"	class A: def __init__(self, txt: str): self.p: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt e = A("e") i = B("i") j = B("j") d = A("d") b = B("b") c = A("c") e.p = c e.z = j i.v = e j.v = e d.p = e d.z ...	j	e	j	e	j	e	x	x	6	9	2	5	4
951	class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt c = A("c") j = B("j") a = B("a") c.p = j j.s = c a.s = c assert j.s.p.s.txt == "	c"	class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt c = A("c") j = B("j") a = B("a") c.p = j j.s = c a.s = c assert j.s.p.s.txt == "c"	j	c	j	c	x	x	x	x	3	3	2	3	2
952	class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt e = A("e") j = B("j") g = B("g") f = A("f") i = B("i") h = A("h") e.y = h j.r = f g.r = e f.y = h i.r = h h.y = f assert e.y.y.y.txt ==...	h"	class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt e = A("e") j = B("j") g = B("g") f = A("f") i = B("i") h = A("h") e.y = h j.r = f g.r = e f.y = h i.r = h h.y = f assert e.y.y.y.txt ==...	e	h	f	h	x	x	x	x	6	6	2	3	1
953	class A: def __init__(self, txt: str): self.w: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") g = B("g") d = A("d") c = A("c") e.w = d e.t = j j.u = g j.o = ...	c"	class A: def __init__(self, txt: str): self.w: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") g = B("g") d = A("d") c = A("c") e.w = d e.t = j j.u = g j.o = ...	e	j	g	j	c	x	x	x	5	10	2	4	1
954	class A: def __init__(self, txt: str): self.v: B = None self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt f = A("f") j = B("j") h = B("h") e = A("e") g = A("g") b = B("b") i = A("i") f.v = h f.x = b j.q = b h.q = j e...	j"	class A: def __init__(self, txt: str): self.v: B = None self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt f = A("f") j = B("j") h = B("h") e = A("e") g = A("g") b = B("b") i = A("i") f.v = h f.x = b j.q = b h.q = j e...	f	b	h	j	x	x	x	x	7	9	2	3	0
955	class A: def __init__(self, txt: str): self.z: B = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.t: B = None self.txt = txt j = A("j") b = B("b") e = A("e") i = A("i") g = B("g") c = B("c") f = A("f") j.z = g ...	i"	class A: def __init__(self, txt: str): self.z: B = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.t: B = None self.txt = txt j = A("j") b = B("b") e = A("e") i = A("i") g = B("g") c = B("c") f = A("f") j.z = g ...	i	j	i	j	g	i	x	x	7	14	2	5	3
956	class A: def __init__(self, txt: str): self.y: B = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt d = A("d") c = B("c") h = A("h") f = B("f") j = B("j") b = A("b") d.y = c d.s = f c.u...	c"	class A: def __init__(self, txt: str): self.y: B = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt d = A("d") c = B("c") h = A("h") f = B("f") j = B("j") b = A("b") d.y = c d.s = f c.u...	f	b	j	c	x	x	x	x	6	10	2	3	0
957	class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt c = A("c") a = B("a") h = A("h") c.q = a a.u = h h.q = a assert a.u.q.u.txt == "	h"	class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt c = A("c") a = B("a") h = A("h") c.q = a a.u = h h.q = a assert a.u.q.u.txt == "h"	a	h	a	h	x	x	x	x	3	3	2	3	2
958	class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.y: B = None self.txt = txt j = A("j") d = B("d") a = A("a") f = B("f") e = B("e") i = B("i") b = A("b") j.x = e d.q = f d.y = e a.x = f f...	i"	class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.y: B = None self.txt = txt j = A("j") d = B("d") a = A("a") f = B("f") e = B("e") i = B("i") b = A("b") j.x = e d.q = f d.y = e a.x = f f...	j	e	i	d	f	i	x	x	7	10	2	5	1
959	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt d = A("d") e = B("e") j = B("j") d.u = e e.q = j j.q = e assert e.q.q.q.txt == "	j"	class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt d = A("d") e = B("e") j = B("j") d.u = e e.q = j j.q = e assert e.q.q.q.txt == "j"	e	j	e	j	x	x	x	x	3	3	2	3	2
960	class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") c = B("c") a = A("a") e = B("e") g = A("g") i = A("i") h.r = i c.w = e a.r = g e.w = c g.r = a i.r = h assert c.w.w.w.w.txt ...	c"	class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") c = B("c") a = A("a") e = B("e") g = A("g") i = A("i") h.r = i c.w = e a.r = g e.w = c g.r = a i.r = h assert c.w.w.w.w.txt ...	c	e	c	e	c	x	x	x	6	6	2	4	3
961	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.p: A = None self.txt = txt g = A("g") j = B("j") i = A("i") e = A("e") g.o = j j.v = i j.p = g i.o = j e.o = j assert j.v.o.v.txt == "	i"	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.p: A = None self.txt = txt g = A("g") j = B("j") i = A("i") e = A("e") g.o = j j.v = i j.p = g i.o = j e.o = j assert j.v.o.v.txt == "i"	j	i	j	i	x	x	x	x	4	5	2	3	2
962	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") f = B("f") b = B("b") h = A("h") a.v = b f.v = a b.v = a h.v = f assert f.v.v.v.txt == "	a"	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") f = B("f") b = B("b") h = A("h") a.v = b f.v = a b.v = a h.v = f assert f.v.v.v.txt == "a"	f	a	b	a	x	x	x	x	4	4	2	3	1
963	class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: A = None self.txt = txt c = A("c") b = B("b") h = B("h") a = B("a") e = A("e") d = A("d") g = A("g") c.q = a b.q = h b.p = g h.q = b h...	a"	class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: A = None self.txt = txt c = A("c") b = B("b") h = B("h") a = B("a") e = A("e") d = A("d") g = A("g") c.q = a b.q = h b.p = g h.q = b h...	e	a	b	g	a	x	x	x	7	10	2	4	1
964	class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.txt = txt h = A("h") f = B("f") i = A("i") g = B("g") h.u = i f.p = g i.u = h g.p = f assert f.p.p.p.p.txt == "	f"	class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.txt = txt h = A("h") f = B("f") i = A("i") g = B("g") h.u = i f.p = g i.u = h g.p = f assert f.p.p.p.p.txt == "f"	f	g	f	g	f	x	x	x	4	4	2	4	3
965	class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") d = B("d") j = A("j") b = A("b") f = B("f") i = B("i") e = B("e") h.y = j d.w = f j.y = h b.y = j f.w = i i.w = e e.w = f as...	j"	class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") d = B("d") j = A("j") b = A("b") f = B("f") i = B("i") e = B("e") h.y = j d.w = f j.y = h b.y = j f.w = i i.w = e e.w = f as...	b	j	h	j	x	x	x	x	7	7	2	3	1
966	class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.p: A = None self.txt = txt i = A("i") j = B("j") e = B("e") i.w = j j.w = e j.p = i e.w = j e.p = i assert j.w.p.w.txt == "	j"	class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.p: A = None self.txt = txt i = A("i") j = B("j") e = B("e") i.w = j j.w = e j.p = i e.w = j e.p = i assert j.w.p.w.txt == "j"	j	e	i	j	x	x	x	x	3	5	2	3	1
967	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.p: A = None self.txt = txt g = A("g") j = B("j") d = A("d") e = B("e") a = A("a") i = A("i") g.o = e j.o = e j.p = d d.o = e e.o = j e.p ...	e"	class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.p: A = None self.txt = txt g = A("g") j = B("j") d = A("d") e = B("e") a = A("a") i = A("i") g.o = e j.o = e j.p = d d.o = e e.o = j e.p ...	a	e	j	e	j	e	x	x	6	8	2	5	3
968	class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") d = B("d") e = B("e") c = A("c") f = B("f") g = A("g") b = A("b") a.v = g d.u = c e.u = a c.v = a f.u = c g.v = c b.v = g as...	g"	class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") d = B("d") e = B("e") c = A("c") f = B("f") g = A("g") b = A("b") a.v = g d.u = c e.u = a c.v = a f.u = c g.v = c b.v = g as...	f	c	a	g	x	x	x	x	7	7	2	3	0
969	class A: def __init__(self, txt: str): self.q: B = None self.o: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt d = A("d") e = B("e") h = A("h") a = B("a") f = A("f") j = A("j") d.q = a d.o = h e.o = a h.q = e h.o = j a.o ...	e"	class A: def __init__(self, txt: str): self.q: B = None self.o: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt d = A("d") e = B("e") h = A("h") a = B("a") f = A("f") j = A("j") d.q = a d.o = h e.o = a h.q = e h.o = j a.o ...	h	j	e	a	e	a	e	x	6	10	2	6	3
970	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") j = B("j") f = B("f") a.v = j j.u = a f.u = a assert f.u.v.u.txt == "	a"	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") j = B("j") f = B("f") a.v = j j.u = a f.u = a assert f.u.v.u.txt == "a"	f	a	j	a	x	x	x	x	3	3	2	3	1
971	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") i = B("i") a.y = i d.p = a d.v = a f.p = a f.v = a i.p = a i.v = a assert f.v...	a"	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") i = B("i") a.y = i d.p = a d.v = a f.p = a f.v = a i.p = a i.v = a assert f.v...	f	a	i	a	x	x	x	x	4	4	2	3	1
972	class A: def __init__(self, txt: str): self.z: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt e = A("e") i = B("i") j = A("j") h = A("h") b = B("b") e.z = j e.p = j i.t = j j.z = h j.p = h h.z = j h.p = j...	j"	class A: def __init__(self, txt: str): self.z: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt e = A("e") i = B("i") j = A("j") h = A("h") b = B("b") e.z = j e.p = j i.t = j j.z = h j.p = h h.z = j h.p = j...	i	j	h	j	h	j	x	x	5	5	2	5	3
973	class A: def __init__(self, txt: str): self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt c = A("c") e = B("e") i = A("i") b = B("b") f = B("f") c.s = i e.s = b i.s = c b.s = f f.s = e assert c.s.s.s.s.txt == "	c"	class A: def __init__(self, txt: str): self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt c = A("c") e = B("e") i = A("i") b = B("b") f = B("f") c.s = i e.s = b i.s = c b.s = f f.s = e assert c.s.s.s.s.txt == "c"	c	i	c	i	c	x	x	x	5	5	2	4	3
974	class A: def __init__(self, txt: str): self.x: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") a.x = f a.u = f d.v = a f.v = a assert a.u.v.x.txt == "	f"	class A: def __init__(self, txt: str): self.x: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") a.x = f a.u = f d.v = a f.v = a assert a.u.v.x.txt == "f"	a	f	a	f	x	x	x	x	3	3	2	3	2
975	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt j = A("j") i = B("i") e = B("e") h = B("h") c = B("c") a = A("a") j.v = h i.v = j e.v = j h.v = a c.v = a a.v = c assert c.v.v.v.v.v.v....	c"	class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt j = A("j") i = B("i") e = B("e") h = B("h") c = B("c") a = A("a") j.v = h i.v = j e.v = j h.v = a c.v = a a.v = c assert c.v.v.v.v.v.v....	c	a	c	a	c	a	c	x	6	6	2	6	5
976	class A: def __init__(self, txt: str): self.z: B = None self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt j = A("j") b = B("b") h = B("h") a = A("a") j.z = h j.q = a b.s = a b.o = h h.s = j h...	j"	class A: def __init__(self, txt: str): self.z: B = None self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt j = A("j") b = B("b") h = B("h") a = A("a") j.z = h j.q = a b.s = a b.o = h h.s = j h...	a	j	a	j	x	x	x	x	4	8	2	3	2
977	class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.u: A = None self.txt = txt i = A("i") f = B("f") h = B("h") b = A("b") d = B("d") e = A("e") i.r = d f.w = h f.u = e h.w = f h.u = i b.r ...	d"	class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.u: A = None self.txt = txt i = A("i") f = B("f") h = B("h") b = A("b") d = B("d") e = A("e") i.r = d f.w = h f.u = e h.w = f h.u = i b.r ...	b	f	h	i	d	i	d	x	6	9	2	6	2
978	class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt a = A("a") d = B("d") j = A("j") a.t = j d.y = j j.t = a assert d.y.t.t.txt == "	j"	class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt a = A("a") d = B("d") j = A("j") a.t = j d.y = j j.t = a assert d.y.t.t.txt == "j"	d	j	a	j	x	x	x	x	3	3	2	3	1
979	class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.p: A = None self.txt = txt g = A("g") a = B("a") d = B("d") f = A("f") h = A("h") i = B("i") e = A("e") g.q = e ...	e"	class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.p: A = None self.txt = txt g = A("g") a = B("a") d = B("d") f = A("f") h = A("h") i = B("i") e = A("e") g.q = e ...	d	f	g	e	f	h	e	x	7	12	2	6	2
980	class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.x: A = None self.txt = txt i = A("i") d = B("d") j = B("j") g = B("g") e = B("e") f = A("f") b = B("b") i.v = f d.t = e d.x = i j.t = g j...	f"	class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.x: A = None self.txt = txt i = A("i") d = B("d") j = B("j") g = B("g") e = B("e") f = A("f") b = B("b") i.v = f d.t = e d.x = i j.t = g j...	j	g	j	f	x	x	x	x	7	12	2	3	1
981	class A: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.txt = txt f = A("f") i = B("i") e = A("e") j = A("j") a = B("a") c = B("c") b = B("b") f.s = j f.o = a i.t = b e.s = f e...	b"	class A: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.txt = txt f = A("f") i = B("i") e = A("e") j = A("j") a = B("a") c = B("c") b = B("b") f.s = j f.o = a i.t = b e.s = f e...	e	b	i	b	i	b	x	x	7	10	2	5	3
982	class A: def __init__(self, txt: str): self.r: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt i = A("i") d = B("d") a = A("a") c = A("c") j = B("j") i.r = c i.o = d d.v = j a.r = i a.o = d c.r = i c.o = d...	d"	class A: def __init__(self, txt: str): self.r: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt i = A("i") d = B("d") a = A("a") c = A("c") j = B("j") i.r = c i.o = d d.v = j a.r = i a.o = d c.r = i c.o = d...	c	d	j	d	j	d	x	x	5	8	2	5	3
983	class A: def __init__(self, txt: str): self.v: A = None self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt h = A("h") a = B("a") g = B("g") b = A("b") e = B("e") f = A("f") h.v = b h.q = e a.y = h g.y = f b.v = h b.q ...	f"	class A: def __init__(self, txt: str): self.v: A = None self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt h = A("h") a = B("a") g = B("g") b = A("b") e = B("e") f = A("f") h.v = b h.q = e a.y = h g.y = f b.v = h b.q ...	a	h	b	e	f	e	f	x	6	9	2	6	2
984	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt j = A("j") e = B("e") f = B("f") j.y = e e.y = f f.y = e assert f.y.y.y.txt == "	e"	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt j = A("j") e = B("e") f = B("f") j.y = e e.y = f f.y = e assert f.y.y.y.txt == "e"	f	e	f	e	x	x	x	x	3	3	2	3	2
985	class A: def __init__(self, txt: str): self.z: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt b = A("b") g = B("g") e = B("e") i = B("i") f = A("f") d = A("d") b.z = f b.t = i g.w = i e.w = g i.w = g f.z ...	i"	class A: def __init__(self, txt: str): self.z: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt b = A("b") g = B("g") e = B("e") i = B("i") f = A("f") d = A("d") b.z = f b.t = i g.w = i e.w = g i.w = g f.z ...	d	e	g	i	g	i	x	x	6	9	2	5	2
986	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt i = A("i") f = B("f") d = A("d") h = A("h") b = A("b") j = B("j") i.y = j f.p = d d.y = j h.y = j b.y = f j.p = d assert h.y.p.y.p.txt ...	d"	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt i = A("i") f = B("f") d = A("d") h = A("h") b = A("b") j = B("j") i.y = j f.p = d d.y = j h.y = j b.y = f j.p = d assert h.y.p.y.p.txt ...	h	j	d	j	d	x	x	x	6	6	2	4	2
987	class A: def __init__(self, txt: str): self.q: A = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt g = A("g") h = B("h") a = B("a") i = A("i") g.q = i g.w = i h.o = i a.o = g i.q = g i.w = g assert a.o.w.q.txt...	g"	class A: def __init__(self, txt: str): self.q: A = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt g = A("g") h = B("h") a = B("a") i = A("i") g.q = i g.w = i h.o = i a.o = g i.q = g i.w = g assert a.o.w.q.txt...	a	g	i	g	x	x	x	x	4	4	2	3	1
988	class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt b = A("b") h = B("h") a = B("a") f = B("f") e = A("e") i = A("i") b.z = i h.z = b a.z = i f.z = i e.z = b i.z = e assert f.z.z.z.txt ==...	b"	class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt b = A("b") h = B("h") a = B("a") f = B("f") e = A("e") i = A("i") b.z = i h.z = b a.z = i f.z = i e.z = b i.z = e assert f.z.z.z.txt ==...	f	i	e	b	x	x	x	x	6	6	2	3	0
989	class A: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt c = A("c") f = B("f") a = B("a") d = A("d") h = B("h") g = B("g") j = A("j") c.v = j c.x = j f.v = h a.v = f d...	h"	class A: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt c = A("c") f = B("f") a = B("a") d = A("d") h = B("h") g = B("g") j = A("j") c.v = j c.x = j f.v = h a.v = f d...	a	f	h	a	f	h	x	x	7	8	2	5	3
990	class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.q: A = None self.txt = txt f = A("f") a = B("a") d = A("d") c = A("c") g = B("g") f.y = c a.t = d a.q = d d.y = f c.y = d g.t = d g.q = d...	d"	class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.q: A = None self.txt = txt f = A("f") a = B("a") d = A("d") c = A("c") g = B("g") f.y = c a.t = d a.q = d d.y = f c.y = d g.t = d g.q = d...	a	d	f	c	d	x	x	x	5	5	2	4	1
991	class A: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt e = A("e") b = B("b") j = A("j") e.u = j e.z = b b.z = e j.u = e j.z = b assert b.z.z.z.txt == "	e"	class A: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt e = A("e") b = B("b") j = A("j") e.u = j e.z = b b.z = e j.u = e j.z = b assert b.z.z.z.txt == "e"	b	e	b	e	x	x	x	x	3	5	2	3	2
992	class A: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt j = A("j") i = B("i") f = A("f") h = A("h") a = A("a") c = B("c") j.v = c j.y = i i.t = f f.v = c f.y = i h.v ...	f"	class A: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt j = A("j") i = B("i") f = A("f") h = A("h") a = A("a") c = B("c") j.v = c j.y = i i.t = f f.v = c f.y = i h.v ...	c	j	i	f	i	f	x	x	6	9	2	5	2
993	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt d = A("d") h = B("h") a = A("a") j = A("j") d.y = h h.w = j a.y = h j.y = h assert h.w.y.w.txt == "	j"	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt d = A("d") h = B("h") a = A("a") j = A("j") d.y = h h.w = j a.y = h j.y = h assert h.w.y.w.txt == "j"	h	j	h	j	x	x	x	x	4	4	2	3	2
994	class A: def __init__(self, txt: str): self.s: B = None self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.v: A = None self.txt = txt c = A("c") g = B("g") f = B("f") j = A("j") c.s = f c.z = j g.p = f g.v = j f.p = g f...	c"	class A: def __init__(self, txt: str): self.s: B = None self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.v: A = None self.txt = txt c = A("c") g = B("g") f = B("f") j = A("j") c.s = f c.z = j g.p = f g.v = j f.p = g f...	g	j	f	c	x	x	x	x	4	8	2	3	0
995	class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt b = A("b") f = B("f") i = A("i") b.p = f f.s = i i.p = f assert b.p.s.p.txt == "	f"	class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt b = A("b") f = B("f") i = A("i") b.p = f f.s = i i.p = f assert b.p.s.p.txt == "f"	b	f	i	f	x	x	x	x	3	3	2	3	1
996	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt d = A("d") h = B("h") c = B("c") d.y = c h.y = d c.y = d assert d.y.y.y.txt == "	c"	class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt d = A("d") h = B("h") c = B("c") d.y = c h.y = d c.y = d assert d.y.y.y.txt == "c"	d	c	d	c	x	x	x	x	3	3	2	3	2
997	class A: def __init__(self, txt: str): self.s: B = None self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt b = A("b") c = B("c") j = A("j") d = A("d") f = B("f") i = A("i") b.s = c b.r = i c.o = f j.s = f j.r = d d.s ...	f"	class A: def __init__(self, txt: str): self.s: B = None self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt b = A("b") c = B("c") j = A("j") d = A("d") f = B("f") i = A("i") b.s = c b.r = i c.o = f j.s = f j.r = d d.s ...	b	c	f	c	f	c	f	x	6	10	2	6	4
998	class A: def __init__(self, txt: str): self.y: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt b = A("b") i = B("i") c = A("c") b.y = c b.t = c i.q = b c.y = b c.t = b assert i.q.y.y.txt == "	b"	class A: def __init__(self, txt: str): self.y: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt b = A("b") i = B("i") c = A("c") b.y = c b.t = c i.q = b c.y = b c.t = b assert i.q.y.y.txt == "b"	i	b	c	b	x	x	x	x	3	3	2	3	1
999	class A: def __init__(self, txt: str): self.q: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.w: A = None self.txt = txt f = A("f") b = B("b") i = B("i") f.q = i f.z = i b.s = i b.w = f i.s = b i.w = f asse...	i"	class A: def __init__(self, txt: str): self.q: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.w: A = None self.txt = txt f = A("f") b = B("b") i = B("i") f.q = i f.z = i b.s = i b.w = f i.s = b i.w = f asse...	b	i	f	i	x	x	x	x	3	5	2	3	1

900

class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.z: B = None self.txt = txt i = A("i") c = B("c") h = B("h") f = B("f") a = B("a") b = A("b") i.p = b c.w = i c.z = a h.w = i h.z = a f.w ...

b"

class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.z: B = None self.txt = txt i = A("i") c = B("c") h = B("h") f = B("f") a = B("a") b = A("b") i.p = b c.w = i c.z = a h.w = i h.z = a f.w ...

a

b

i

b

x

6

10

2

3

1

901

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") b = B("b") e.y = j j.t = b j.o = e b.t = j b.o = e assert b.t.t.o.txt == "

e"

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") b = B("b") e.y = j j.t = b j.o = e b.t = j b.o = e assert b.t.t.o.txt == "e"

b

j

b

e

x

3

5

2

3

1

902

class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.u: A = None self.txt = txt a = A("a") b = B("b") h = A("h") a.s = b b.o = a b.u = a h.s = b assert b.u.s.o.txt == "

a"

class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.u: A = None self.txt = txt a = A("a") b = B("b") h = A("h") a.s = b b.o = a b.u = a h.s = b assert b.u.s.o.txt == "a"

b

a

b

a

x

3

2

3

2

903

class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt j = A("j") h = B("h") g = A("g") b = A("b") i = B("i") j.p = g h.w = i g.p = b b.p = g i.w = h assert j.p.p.p.p.p.txt == "

g"

class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt j = A("j") h = B("h") g = A("g") b = A("b") i = B("i") j.p = g h.w = i g.p = b b.p = g i.w = h assert j.p.p.p.p.p.txt == "g"

j

g

b

g

b

g

x

5

2

5

3

904

class A: def __init__(self, txt: str): self.s: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt f = A("f") a = B("a") b = A("b") g = B("g") i = A("i") j = A("j") f.s = g f.o = a a.w = b b.s = g b.o = a g.w ...

g"

class A: def __init__(self, txt: str): self.s: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt f = A("f") a = B("a") b = A("b") g = B("g") i = A("i") j = A("j") f.s = g f.o = a a.w = b b.s = g b.o = a g.w ...

f

a

b

a

b

g

x

6

9

2

5

2

905

class A: def __init__(self, txt: str): self.y: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt h = A("h") d = B("d") i = B("i") g = A("g") f = A("f") h.y = d h.r = d d.u = i d.o = ...

h"

class A: def __init__(self, txt: str): self.y: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt h = A("h") d = B("d") i = B("i") g = A("g") f = A("f") h.y = d h.r = d d.u = i d.o = ...

d

i

d

h

x

5

8

2

3

1

906

class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.q: A = None self.txt = txt d = A("d") j = B("j") a = B("a") f = B("f") e = B("e") i = A("i") d.u = i j.x = f j.q = d a.x = e a.q = i f.x ...

d"

class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.q: A = None self.txt = txt d = A("d") j = B("j") a = B("a") f = B("f") e = B("e") i = A("i") d.u = i j.x = f j.q = d a.x = e a.q = i f.x ...

e

d

i

d

x

6

10

2

3

1

907

class A: def __init__(self, txt: str): self.o: A = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt e = A("e") j = B("j") f = A("f") d = B("d") g = B("g") e.o = f e.p = d j.v = e j.x = ...

e"

class A: def __init__(self, txt: str): self.o: A = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt e = A("e") j = B("j") f = A("f") d = B("d") g = B("g") e.o = f e.p = d j.v = e j.x = ...

d

f

j

e

x

5

9

2

3

0

908

class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.p: A = None self.txt = txt h = A("h") e = B("e") a = A("a") f = A("f") c = B("c") h.z = f e.w = a e.p = h a.z = f f.z = a c.w = f c.p = f...

a"

class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.p: A = None self.txt = txt h = A("h") e = B("e") a = A("a") f = A("f") c = B("c") h.z = f e.w = a e.p = h a.z = f f.z = a c.w = f c.p = f...

e

a

f

a

f

a

x

5

6

2

5

3

909

class A: def __init__(self, txt: str): self.u: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt g = A("g") e = B("e") b = A("b") c = B("c") h = A("h") a = A("a") j = B("j") g.u = j g.o = e e.o = c b.u = e b...

c"

class A: def __init__(self, txt: str): self.u: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt g = A("g") e = B("e") b = A("b") c = B("c") h = A("h") a = A("a") j = B("j") g.u = j g.o = e e.o = c b.u = e b...

b

c

j

c

x

7

10

2

3

1

910

class A: def __init__(self, txt: str): self.o: A = None self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt f = A("f") b = B("b") e = B("e") h = B("h") g = A("g") f.o = g f.v = e b.o = h e.o = h h.o = b g.o = f g.v = b...

b"

class A: def __init__(self, txt: str): self.o: A = None self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt f = A("f") b = B("b") e = B("e") h = B("h") g = A("g") f.o = g f.v = e b.o = h e.o = h h.o = b g.o = f g.v = b...

h

b

h

b

h

b

x

5

7

2

5

4

911

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt f = A("f") j = B("j") b = A("b") c = B("c") a = A("a") d = B("d") f.u = c j.x = a b.u = c c.x = f a.u = d d.x = f assert f.u.x.u.x.u.tx...

c"

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt f = A("f") j = B("j") b = A("b") c = B("c") a = A("a") d = B("d") f.u = c j.x = a b.u = c c.x = f a.u = d d.x = f assert f.u.x.u.x.u.tx...

f

c

f

c

f

c

x

6

2

5

4

912

class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt j = A("j") b = B("b") i = B("i") a = A("a") j.x = b b.z = a i.z = a a.x = i assert a.x.z.x.z.txt == "

a"

class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt j = A("j") b = B("b") i = B("i") a = A("a") j.x = b b.z = a i.z = a a.x = i assert a.x.z.x.z.txt == "a"

a

i

a

i

a

x

4

2

4

3

913

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.x: B = None self.txt = txt d = A("d") f = B("f") i = B("i") d.o = i f.q = i f.x = i i.q = f i.x = f assert d.o.x.x.txt == "

i"

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.x: B = None self.txt = txt d = A("d") f = B("f") i = B("i") d.o = i f.q = i f.x = i i.q = f i.x = f assert d.o.x.x.txt == "i"

d

i

f

i

x

3

2

3

1

914

class A: def __init__(self, txt: str): self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.o: A = None self.txt = txt h = A("h") g = B("g") b = B("b") e = A("e") h.q = e g.t = e g.o = h b.t = e b.o = h e.q = h assert h.q.q.q.txt...

e"

class A: def __init__(self, txt: str): self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.o: A = None self.txt = txt h = A("h") g = B("g") b = B("b") e = A("e") h.q = e g.t = e g.o = h b.t = e b.o = h e.q = h assert h.q.q.q.txt...

h

e

h

e

x

4

6

2

3

2

915

class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: B = None self.u: B = None self.txt = txt a = A("a") e = B("e") d = A("d") c = B("c") g = B("g") b = A("b") a.r = e e.r = c e.u = c d.r = e c.r = e c.u ...

c"

class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: B = None self.u: B = None self.txt = txt a = A("a") e = B("e") d = A("d") c = B("c") g = B("g") b = A("b") a.r = e e.r = c e.u = c d.r = e c.r = e c.u ...

g

e

c

e

c

x

6

8

2

4

2

916

class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.r: A = None self.txt = txt g = A("g") e = B("e") h = B("h") g.w = h e.u = g e.r = g h.u = g h.r = g assert g.w.u.w.txt == "

h"

class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.r: A = None self.txt = txt g = A("g") e = B("e") h = B("h") g.w = h e.u = g e.r = g h.u = g h.r = g assert g.w.u.w.txt == "h"

g

h

g

h

x

3

2

3

2

917

class A: def __init__(self, txt: str): self.s: B = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt i = A("i") j = B("j") a = B("a") i.s = j i.p = j j.w = i a.w = i assert a.w.s.w.txt == "

i"

class A: def __init__(self, txt: str): self.s: B = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt i = A("i") j = B("j") a = B("a") i.s = j i.p = j j.w = i a.w = i assert a.w.s.w.txt == "i"

a

i

j

i

x

3

2

3

1

918

class A: def __init__(self, txt: str): self.p: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt i = A("i") h = B("h") f = B("f") d = A("d") b = B("b") i.p = h i.z = f h.y = b f.y = b d.p = f d.z = b b.y = f...

b"

class A: def __init__(self, txt: str): self.p: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt i = A("i") h = B("h") f = B("f") d = A("d") b = B("b") i.p = h i.z = f h.y = b f.y = b d.p = f d.z = b b.y = f...

d

b

f

b

x

5

7

2

3

1

919

class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt b = A("b") f = B("f") e = A("e") b.r = e f.r = b e.r = b assert e.r.r.r.txt == "

b"

class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt b = A("b") f = B("f") e = A("e") b.r = e f.r = b e.r = b assert e.r.r.r.txt == "b"

e

b

e

b

x

3

2

3

2

920

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt g = A("g") f = B("f") j = B("j") g.v = j f.x = g j.x = g assert f.x.v.x.txt == "

g"

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: A = None self.txt = txt g = A("g") f = B("f") j = B("j") g.v = j f.x = g j.x = g assert f.x.v.x.txt == "g"

f

g

j

g

x

3

2

3

1

921

class A: def __init__(self, txt: str): self.t: A = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt c = A("c") f = B("f") j = A("j") h = B("h") i = B("i") e = B("e") a = B("a") c.t = j c.y = f f.o = a j.t = c j...

f"

class A: def __init__(self, txt: str): self.t: A = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt c = A("c") f = B("f") j = A("j") h = B("h") i = B("i") e = B("e") a = B("a") c.t = j c.y = f f.o = a j.t = c j...

e

f

a

f

x

7

9

2

3

1

922

class A: def __init__(self, txt: str): self.p: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt h = A("h") a = B("a") f = A("f") e = B("e") c = B("c") d = B("d") j = B("j") h.p = d h.t = f a.s = c f.p = a f...

c"

class A: def __init__(self, txt: str): self.p: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt h = A("h") a = B("a") f = A("f") e = B("e") c = B("c") d = B("d") j = B("j") h.p = d h.t = f a.s = c f.p = a f...

d

c

j

c

j

c

j

c

7

9

2

7

5

923

class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: B = None self.txt = txt h = A("h") j = B("j") f = B("f") c = A("c") h.x = j j.q = f j.p = f f.q = j f.p = j c.x = f assert j.p.q.q.txt...

f"

class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: B = None self.txt = txt h = A("h") j = B("j") f = B("f") c = A("c") h.x = j j.q = f j.p = f f.q = j f.p = j c.x = f assert j.p.q.q.txt...

j

f

j

f

x

4

2

3

2

924

class A: def __init__(self, txt: str): self.v: B = None self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt d = A("d") f = B("f") e = A("e") i = A("i") c = B("c") j = A("j") h = A("h") d.v = c d.s = h f.y = c e.v = f e...

c"

class A: def __init__(self, txt: str): self.v: B = None self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt d = A("d") f = B("f") e = A("e") i = A("i") c = B("c") j = A("j") h = A("h") d.v = c d.s = h f.y = c e.v = f e...

c

f

c

f

c

f

c

x

7

12

2

6

5

925

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt g = A("g") i = B("i") c = A("c") h = B("h") a = B("a") g.u = h i.v = a c.u = i h.v = a a.v = h assert i.v.v.v.txt == "

a"

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt g = A("g") i = B("i") c = A("c") h = B("h") a = B("a") g.u = h i.v = a c.u = i h.v = a a.v = h assert i.v.v.v.txt == "a"

i

a

h

a

x

5

2

3

1

926

class A: def __init__(self, txt: str): self.y: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt i = A("i") d = B("d") j = A("j") h = B("h") a = A("a") i.y = h i.u = h d.o = a j.y = d j.u = d h.o = a a.y = d...

d"

class A: def __init__(self, txt: str): self.y: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt i = A("i") d = B("d") j = A("j") h = B("h") a = A("a") i.y = h i.u = h d.o = a j.y = d j.u = d h.o = a a.y = d...

a

d

a

d

a

d

x

5

2

5

4

927

class A: def __init__(self, txt: str): self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt e = A("e") d = B("d") j = A("j") b = B("b") f = A("f") g = B("g") c = A("c") e.t = g d.y = e j.t = b b.y = f f.t = d g.y = c c.t = d as...

e"

class A: def __init__(self, txt: str): self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt e = A("e") d = B("d") j = A("j") b = B("b") f = A("f") g = B("g") c = A("c") e.t = g d.y = e j.t = b b.y = f f.t = d g.y = c c.t = d as...

e

g

c

d

e

x

7

2

4

1

928

class A: def __init__(self, txt: str): self.u: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.w: A = None self.txt = txt e = A("e") d = B("d") a = A("a") g = B("g") j = B("j") e.u = j e.r = g d.o = e d.w = ...

a"

class A: def __init__(self, txt: str): self.u: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.w: A = None self.txt = txt e = A("e") d = B("d") a = A("a") g = B("g") j = B("j") e.u = j e.r = g d.o = e d.w = ...

j

a

g

a

g

a

x

5

7

2

5

3

929

class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.x: B = None self.txt = txt c = A("c") d = B("d") g = B("g") b = B("b") e = B("e") c.s = b d.y = e d.x = e g.y = b g.x = e b.y = d b.x = g...

b"

class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.x: B = None self.txt = txt c = A("c") d = B("d") g = B("g") b = B("b") e = B("e") c.s = b d.y = e d.x = e g.y = b g.x = e b.y = d b.x = g...

g

b

g

b

x

5

8

2

3

2

930

class A: def __init__(self, txt: str): self.v: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.w: B = None self.txt = txt c = A("c") b = B("b") i = B("i") h = A("h") j = A("j") f = B("f") c.v = h c.t = j b.y...

h"

class A: def __init__(self, txt: str): self.v: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.w: B = None self.txt = txt c = A("c") b = B("b") i = B("i") h = A("h") j = A("j") f = B("f") c.v = h c.t = j b.y...

c

h

j

c

j

c

h

x

6

7

2

6

4

931

class A: def __init__(self, txt: str): self.q: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt a = A("a") c = B("c") j = A("j") a.q = c a.x = j c.p = a j.q = c j.x = a assert a.x.x.x.txt == "

j"

class A: def __init__(self, txt: str): self.q: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt a = A("a") c = B("c") j = A("j") a.q = c a.x = j c.p = a j.q = c j.x = a assert a.x.x.x.txt == "j"

a

j

a

j

x

3

5

2

3

2

932

class A: def __init__(self, txt: str): self.z: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.v: B = None self.txt = txt c = A("c") e = B("e") i = A("i") d = B("d") a = A("a") f = A("f") c.z = d c.t = f e.o...

e"

class A: def __init__(self, txt: str): self.z: B = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.v: B = None self.txt = txt c = A("c") e = B("e") i = A("i") d = B("d") a = A("a") f = A("f") c.z = d c.t = f e.o...

c

d

e

d

e

x

6

10

2

4

2

933

class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt f = A("f") b = B("b") g = A("g") a = B("a") j = A("j") c = A("c") d = A("d") f.z = b b.v = j b.x = d g.z = a a...

b"

class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt f = A("f") b = B("b") g = A("g") a = B("a") j = A("j") c = A("c") d = A("d") f.z = b b.v = j b.x = d g.z = a a...

b

j

b

j

b

j

b

x

7

8

2

6

5

934

class A: def __init__(self, txt: str): self.t: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.p: A = None self.txt = txt f = A("f") g = B("g") c = A("c") i = A("i") a = A("a") b = A("b") e = A("e") f.t = g ...

c"

class A: def __init__(self, txt: str): self.t: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.p: A = None self.txt = txt f = A("f") g = B("g") c = A("c") i = A("i") a = A("a") b = A("b") e = A("e") f.t = g ...

c

g

b

g

c

g

c

x

7

8

2

6

4

935

class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt i = A("i") f = B("f") d = A("d") c = A("c") h = A("h") j = B("j") i.v = c f.v = j f.y = j d.v = c c.v = i h.v ...

j"

class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt i = A("i") f = B("f") d = A("d") c = A("c") h = A("h") j = B("j") i.v = c f.v = j f.y = j d.v = c c.v = i h.v ...

j

f

j

f

j

f

j

x

6

2

6

5

936

class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.p: A = None self.txt = txt e = A("e") h = B("h") f = A("f") e.x = f h.u = e h.p = f f.x = e assert h.p.x.x.txt == "

f"

class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.p: A = None self.txt = txt e = A("e") h = B("h") f = A("f") e.x = f h.u = e h.p = f f.x = e assert h.p.x.x.txt == "f"

h

f

e

f

x

3

4

2

3

1

937

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.q: A = None self.txt = txt a = A("a") f = B("f") i = A("i") c = A("c") h = B("h") a.u = f f.r = i f.q = a i.u = f c.u = h h.r = i h.q = i...

f"

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.q: A = None self.txt = txt a = A("a") f = B("f") i = A("i") c = A("c") h = B("h") a.u = f f.r = i f.q = a i.u = f c.u = h h.r = i h.q = i...

i

f

a

f

x

5

6

2

3

1

938

class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt c = A("c") i = B("i") b = A("b") g = A("g") f = B("f") a = A("a") c.q = g c.u = b i.v = b b.q = a b.u = c g.q ...

c"

class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt c = A("c") i = B("i") b = A("b") g = A("g") f = B("f") a = A("a") c.q = g c.u = b i.v = b b.q = a b.u = c g.q ...

a

g

c

g

a

g

c

x

6

9

2

6

4

939

class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = A("j") g.x = j f.s = g j.x = g assert j.x.x.x.txt == "

g"

class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = A("j") g.x = j f.s = g j.x = g assert j.x.x.x.txt == "g"

j

g

j

g

x

3

2

3

2

940

class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt h = A("h") g = B("g") j = B("j") f = A("f") d = A("d") a = B("a") h.t = d g.y = j j.y = g f.t = h d.t = f a.y = j assert f.t.t.t.t.t.t....

f"

class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt h = A("h") g = B("g") j = B("j") f = A("f") d = A("d") a = B("a") h.t = d g.y = j j.y = g f.t = h d.t = f a.y = j assert f.t.t.t.t.t.t....

f

h

d

f

h

d

f

x

6

2

6

4

941

class A: def __init__(self, txt: str): self.s: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.x: B = None self.txt = txt b = A("b") e = B("e") f = A("f") a = A("a") h = A("h") c = B("c") i = A("i") b.s = c ...

e"

class A: def __init__(self, txt: str): self.s: B = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.x: B = None self.txt = txt b = A("b") e = B("e") f = A("f") a = A("a") h = A("h") c = B("c") i = A("i") b.s = c ...

f

e

c

e

x

7

14

2

3

1

942

class A: def __init__(self, txt: str): self.t: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.y: B = None self.txt = txt f = A("f") j = B("j") b = A("b") e = B("e") f.t = e f.u = e j.p = e j.y = e b.t = j b...

e"

class A: def __init__(self, txt: str): self.t: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.y: B = None self.txt = txt f = A("f") j = B("j") b = A("b") e = B("e") f.t = e f.u = e j.p = e j.y = e b.t = j b...

e

j

e

j

e

x

4

2

4

3

943

class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.s: B = None self.txt = txt a = A("a") h = B("h") i = A("i") g = B("g") a.z = h h.w = g h.s = g i.z = h g.w = h g.s = h assert i.z.w.w.txt...

h"

class A: def __init__(self, txt: str): self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.s: B = None self.txt = txt a = A("a") h = B("h") i = A("i") g = B("g") a.z = h h.w = g h.s = g i.z = h g.w = h g.s = h assert i.z.w.w.txt...

i

h

g

h

x

4

2

3

1

944

class A: def __init__(self, txt: str): self.w: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.u: B = None self.txt = txt g = A("g") e = B("e") j = B("j") g.w = j g.o = e e.v = j e.u = j j.v = e j.u = e asse...

j"

class A: def __init__(self, txt: str): self.w: B = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.u: B = None self.txt = txt g = A("g") e = B("e") j = B("j") g.w = j g.o = e e.v = j e.u = j j.v = e j.u = e asse...

e

j

e

j

x

3

4

2

3

2

945

class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.y: A = None self.txt = txt j = A("j") i = B("i") d = A("d") j.p = d i.t = d i.y = d d.p = j assert i.y.p.p.txt == "

d"

class A: def __init__(self, txt: str): self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.y: A = None self.txt = txt j = A("j") i = B("i") d = A("d") j.p = d i.t = d i.y = d d.p = j assert i.y.p.p.txt == "d"

i

d

j

d

x

3

2

3

1

946

class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.z: A = None self.txt = txt c = A("c") f = B("f") i = A("i") h = B("h") b = B("b") a = B("a") c.x = i f.x = h f.z = i i.x = c h.x = b h.z ...

i"

class A: def __init__(self, txt: str): self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.z: A = None self.txt = txt c = A("c") f = B("f") i = A("i") h = B("h") b = B("b") a = B("a") c.x = i f.x = h f.z = i i.x = c h.x = b h.z ...

a

i

c

i

c

i

x

6

10

2

5

3

947

class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = B("j") d = B("d") h = B("h") g.q = f f.s = g j.s = g d.s = g h.s = g assert h.s.q.s.q.s.txt == "

g"

class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt g = A("g") f = B("f") j = B("j") d = B("d") h = B("h") g.q = f f.s = g j.s = g d.s = g h.s = g assert h.s.q.s.q.s.txt == "g"

h

g

f

g

f

g

x

5

2

5

3

948

class A: def __init__(self, txt: str): self.t: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt j = A("j") g = B("g") f = A("f") j.t = f j.p = f g.q = j f.t = j f.p = j assert f.t.t.p.txt == "

j"

class A: def __init__(self, txt: str): self.t: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt j = A("j") g = B("g") f = A("f") j.t = f j.p = f g.q = j f.t = j f.p = j assert f.t.t.p.txt == "j"

f

j

f

j

x

3

2

3

2

949

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt d = A("d") a = B("a") f = B("f") i = A("i") c = A("c") j = B("j") b = B("b") d.o = b a.t = c a.w = c f.t = i f...

b"

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt d = A("d") a = B("a") f = B("f") i = A("i") c = A("c") j = B("j") b = B("b") d.o = b a.t = c a.w = c f.t = i f...

d

b

i

b

i

b

x

7

9

2

5

3

950

class A: def __init__(self, txt: str): self.p: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt e = A("e") i = B("i") j = B("j") d = A("d") b = B("b") c = A("c") e.p = c e.z = j i.v = e j.v = e d.p = e d.z ...

e"

class A: def __init__(self, txt: str): self.p: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt e = A("e") i = B("i") j = B("j") d = A("d") b = B("b") c = A("c") e.p = c e.z = j i.v = e j.v = e d.p = e d.z ...

j

e

j

e

j

e

x

6

9

2

5

4

951

class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt c = A("c") j = B("j") a = B("a") c.p = j j.s = c a.s = c assert j.s.p.s.txt == "

c"

class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt c = A("c") j = B("j") a = B("a") c.p = j j.s = c a.s = c assert j.s.p.s.txt == "c"

j

c

j

c

x

3

2

3

2

952

class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt e = A("e") j = B("j") g = B("g") f = A("f") i = B("i") h = A("h") e.y = h j.r = f g.r = e f.y = h i.r = h h.y = f assert e.y.y.y.txt ==...

h"

class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt e = A("e") j = B("j") g = B("g") f = A("f") i = B("i") h = A("h") e.y = h j.r = f g.r = e f.y = h i.r = h h.y = f assert e.y.y.y.txt ==...

e

h

f

h

x

6

2

3

1

953

class A: def __init__(self, txt: str): self.w: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") g = B("g") d = A("d") c = A("c") e.w = d e.t = j j.u = g j.o = ...

c"

class A: def __init__(self, txt: str): self.w: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: B = None self.o: A = None self.txt = txt e = A("e") j = B("j") g = B("g") d = A("d") c = A("c") e.w = d e.t = j j.u = g j.o = ...

e

j

g

j

c

x

5

10

2

4

1

954

class A: def __init__(self, txt: str): self.v: B = None self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt f = A("f") j = B("j") h = B("h") e = A("e") g = A("g") b = B("b") i = A("i") f.v = h f.x = b j.q = b h.q = j e...

j"

class A: def __init__(self, txt: str): self.v: B = None self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt f = A("f") j = B("j") h = B("h") e = A("e") g = A("g") b = B("b") i = A("i") f.v = h f.x = b j.q = b h.q = j e...

f

b

h

j

x

7

9

2

3

0

955

class A: def __init__(self, txt: str): self.z: B = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.t: B = None self.txt = txt j = A("j") b = B("b") e = A("e") i = A("i") g = B("g") c = B("c") f = A("f") j.z = g ...

i"

class A: def __init__(self, txt: str): self.z: B = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.t: B = None self.txt = txt j = A("j") b = B("b") e = A("e") i = A("i") g = B("g") c = B("c") f = A("f") j.z = g ...

i

j

i

j

g

i

x

7

14

2

5

3

956

class A: def __init__(self, txt: str): self.y: B = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt d = A("d") c = B("c") h = A("h") f = B("f") j = B("j") b = A("b") d.y = c d.s = f c.u...

c"

class A: def __init__(self, txt: str): self.y: B = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt d = A("d") c = B("c") h = A("h") f = B("f") j = B("j") b = A("b") d.y = c d.s = f c.u...

f

b

j

c

x

6

10

2

3

0

957

class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt c = A("c") a = B("a") h = A("h") c.q = a a.u = h h.q = a assert a.u.q.u.txt == "

h"

class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt c = A("c") a = B("a") h = A("h") c.q = a a.u = h h.q = a assert a.u.q.u.txt == "h"

a

h

a

h

x

3

2

3

2

958

class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.y: B = None self.txt = txt j = A("j") d = B("d") a = A("a") f = B("f") e = B("e") i = B("i") b = A("b") j.x = e d.q = f d.y = e a.x = f f...

i"

class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.y: B = None self.txt = txt j = A("j") d = B("d") a = A("a") f = B("f") e = B("e") i = B("i") b = A("b") j.x = e d.q = f d.y = e a.x = f f...

j

e

i

d

f

i

x

7

10

2

5

1

959

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt d = A("d") e = B("e") j = B("j") d.u = e e.q = j j.q = e assert e.q.q.q.txt == "

j"

class A: def __init__(self, txt: str): self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.txt = txt d = A("d") e = B("e") j = B("j") d.u = e e.q = j j.q = e assert e.q.q.q.txt == "j"

e

j

e

j

x

3

2

3

2

960

class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") c = B("c") a = A("a") e = B("e") g = A("g") i = A("i") h.r = i c.w = e a.r = g e.w = c g.r = a i.r = h assert c.w.w.w.w.txt ...

c"

class A: def __init__(self, txt: str): self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") c = B("c") a = A("a") e = B("e") g = A("g") i = A("i") h.r = i c.w = e a.r = g e.w = c g.r = a i.r = h assert c.w.w.w.w.txt ...

c

e

c

e

c

x

6

2

4

3

961

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.p: A = None self.txt = txt g = A("g") j = B("j") i = A("i") e = A("e") g.o = j j.v = i j.p = g i.o = j e.o = j assert j.v.o.v.txt == "

i"

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.p: A = None self.txt = txt g = A("g") j = B("j") i = A("i") e = A("e") g.o = j j.v = i j.p = g i.o = j e.o = j assert j.v.o.v.txt == "i"

j

i

j

i

x

4

5

2

3

2

962

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") f = B("f") b = B("b") h = A("h") a.v = b f.v = a b.v = a h.v = f assert f.v.v.v.txt == "

a"

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") f = B("f") b = B("b") h = A("h") a.v = b f.v = a b.v = a h.v = f assert f.v.v.v.txt == "a"

f

a

b

a

x

4

2

3

1

963

class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: A = None self.txt = txt c = A("c") b = B("b") h = B("h") a = B("a") e = A("e") d = A("d") g = A("g") c.q = a b.q = h b.p = g h.q = b h...

a"

class A: def __init__(self, txt: str): self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: B = None self.p: A = None self.txt = txt c = A("c") b = B("b") h = B("h") a = B("a") e = A("e") d = A("d") g = A("g") c.q = a b.q = h b.p = g h.q = b h...

e

a

b

g

a

x

7

10

2

4

1

964

class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.txt = txt h = A("h") f = B("f") i = A("i") g = B("g") h.u = i f.p = g i.u = h g.p = f assert f.p.p.p.p.txt == "

f"

class A: def __init__(self, txt: str): self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.txt = txt h = A("h") f = B("f") i = A("i") g = B("g") h.u = i f.p = g i.u = h g.p = f assert f.p.p.p.p.txt == "f"

f

g

f

g

f

x

4

2

4

3

965

class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") d = B("d") j = A("j") b = A("b") f = B("f") i = B("i") e = B("e") h.y = j d.w = f j.y = h b.y = j f.w = i i.w = e e.w = f as...

j"

class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt h = A("h") d = B("d") j = A("j") b = A("b") f = B("f") i = B("i") e = B("e") h.y = j d.w = f j.y = h b.y = j f.w = i i.w = e e.w = f as...

b

j

h

j

x

7

2

3

1

966

class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.p: A = None self.txt = txt i = A("i") j = B("j") e = B("e") i.w = j j.w = e j.p = i e.w = j e.p = i assert j.w.p.w.txt == "

j"

class A: def __init__(self, txt: str): self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.p: A = None self.txt = txt i = A("i") j = B("j") e = B("e") i.w = j j.w = e j.p = i e.w = j e.p = i assert j.w.p.w.txt == "j"

j

e

i

j

x

3

5

2

3

1

967

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.p: A = None self.txt = txt g = A("g") j = B("j") d = A("d") e = B("e") a = A("a") i = A("i") g.o = e j.o = e j.p = d d.o = e e.o = j e.p ...

e"

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.p: A = None self.txt = txt g = A("g") j = B("j") d = A("d") e = B("e") a = A("a") i = A("i") g.o = e j.o = e j.p = d d.o = e e.o = j e.p ...

a

e

j

e

j

e

x

6

8

2

5

3

968

class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") d = B("d") e = B("e") c = A("c") f = B("f") g = A("g") b = A("b") a.v = g d.u = c e.u = a c.v = a f.u = c g.v = c b.v = g as...

g"

class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") d = B("d") e = B("e") c = A("c") f = B("f") g = A("g") b = A("b") a.v = g d.u = c e.u = a c.v = a f.u = c g.v = c b.v = g as...

f

c

a

g

x

7

2

3

0

969

class A: def __init__(self, txt: str): self.q: B = None self.o: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt d = A("d") e = B("e") h = A("h") a = B("a") f = A("f") j = A("j") d.q = a d.o = h e.o = a h.q = e h.o = j a.o ...

e"

class A: def __init__(self, txt: str): self.q: B = None self.o: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt d = A("d") e = B("e") h = A("h") a = B("a") f = A("f") j = A("j") d.q = a d.o = h e.o = a h.q = e h.o = j a.o ...

h

j

e

a

e

a

e

x

6

10

2

6

3

970

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") j = B("j") f = B("f") a.v = j j.u = a f.u = a assert f.u.v.u.txt == "

a"

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt a = A("a") j = B("j") f = B("f") a.v = j j.u = a f.u = a assert f.u.v.u.txt == "a"

f

a

j

a

x

3

2

3

1

971

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") i = B("i") a.y = i d.p = a d.v = a f.p = a f.v = a i.p = a i.v = a assert f.v...

a"

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") i = B("i") a.y = i d.p = a d.v = a f.p = a f.v = a i.p = a i.v = a assert f.v...

f

a

i

a

x

4

2

3

1

972

class A: def __init__(self, txt: str): self.z: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt e = A("e") i = B("i") j = A("j") h = A("h") b = B("b") e.z = j e.p = j i.t = j j.z = h j.p = h h.z = j h.p = j...

j"

class A: def __init__(self, txt: str): self.z: A = None self.p: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt e = A("e") i = B("i") j = A("j") h = A("h") b = B("b") e.z = j e.p = j i.t = j j.z = h j.p = h h.z = j h.p = j...

i

j

h

j

h

j

x

5

2

5

3

973

class A: def __init__(self, txt: str): self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt c = A("c") e = B("e") i = A("i") b = B("b") f = B("f") c.s = i e.s = b i.s = c b.s = f f.s = e assert c.s.s.s.s.txt == "

c"

class A: def __init__(self, txt: str): self.s: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.txt = txt c = A("c") e = B("e") i = A("i") b = B("b") f = B("f") c.s = i e.s = b i.s = c b.s = f f.s = e assert c.s.s.s.s.txt == "c"

c

i

c

i

c

x

5

2

4

3

974

class A: def __init__(self, txt: str): self.x: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") a.x = f a.u = f d.v = a f.v = a assert a.u.v.x.txt == "

f"

class A: def __init__(self, txt: str): self.x: B = None self.u: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt a = A("a") d = B("d") f = B("f") a.x = f a.u = f d.v = a f.v = a assert a.u.v.x.txt == "f"

a

f

a

f

x

3

2

3

2

975

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt j = A("j") i = B("i") e = B("e") h = B("h") c = B("c") a = A("a") j.v = h i.v = j e.v = j h.v = a c.v = a a.v = c assert c.v.v.v.v.v.v....

c"

class A: def __init__(self, txt: str): self.v: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: A = None self.txt = txt j = A("j") i = B("i") e = B("e") h = B("h") c = B("c") a = A("a") j.v = h i.v = j e.v = j h.v = a c.v = a a.v = c assert c.v.v.v.v.v.v....

c

a

c

a

c

a

c

x

6

2

6

5

976

class A: def __init__(self, txt: str): self.z: B = None self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt j = A("j") b = B("b") h = B("h") a = A("a") j.z = h j.q = a b.s = a b.o = h h.s = j h...

j"

class A: def __init__(self, txt: str): self.z: B = None self.q: A = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt j = A("j") b = B("b") h = B("h") a = A("a") j.z = h j.q = a b.s = a b.o = h h.s = j h...

a

j

a

j

x

4

8

2

3

2

977

class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.u: A = None self.txt = txt i = A("i") f = B("f") h = B("h") b = A("b") d = B("d") e = A("e") i.r = d f.w = h f.u = e h.w = f h.u = i b.r ...

d"

class A: def __init__(self, txt: str): self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.u: A = None self.txt = txt i = A("i") f = B("f") h = B("h") b = A("b") d = B("d") e = A("e") i.r = d f.w = h f.u = e h.w = f h.u = i b.r ...

b

f

h

i

d

i

d

x

6

9

2

6

2

978

class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt a = A("a") d = B("d") j = A("j") a.t = j d.y = j j.t = a assert d.y.t.t.txt == "

j"

class A: def __init__(self, txt: str): self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt a = A("a") d = B("d") j = A("j") a.t = j d.y = j j.t = a assert d.y.t.t.txt == "j"

d

j

a

j

x

3

2

3

1

979

class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.p: A = None self.txt = txt g = A("g") a = B("a") d = B("d") f = A("f") h = A("h") i = B("i") e = A("e") g.q = e ...

e"

class A: def __init__(self, txt: str): self.q: A = None self.u: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.p: A = None self.txt = txt g = A("g") a = B("a") d = B("d") f = A("f") h = A("h") i = B("i") e = A("e") g.q = e ...

d

f

g

e

f

h

e

x

7

12

2

6

2

980

class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.x: A = None self.txt = txt i = A("i") d = B("d") j = B("j") g = B("g") e = B("e") f = A("f") b = B("b") i.v = f d.t = e d.x = i j.t = g j...

f"

class A: def __init__(self, txt: str): self.v: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.x: A = None self.txt = txt i = A("i") d = B("d") j = B("j") g = B("g") e = B("e") f = A("f") b = B("b") i.v = f d.t = e d.x = i j.t = g j...

j

g

j

f

x

7

12

2

3

1

981

class A: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.txt = txt f = A("f") i = B("i") e = A("e") j = A("j") a = B("a") c = B("c") b = B("b") f.s = j f.o = a i.t = b e.s = f e...

b"

class A: def __init__(self, txt: str): self.s: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.txt = txt f = A("f") i = B("i") e = A("e") j = A("j") a = B("a") c = B("c") b = B("b") f.s = j f.o = a i.t = b e.s = f e...

e

b

i

b

i

b

x

7

10

2

5

3

982

class A: def __init__(self, txt: str): self.r: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt i = A("i") d = B("d") a = A("a") c = A("c") j = B("j") i.r = c i.o = d d.v = j a.r = i a.o = d c.r = i c.o = d...

d"

class A: def __init__(self, txt: str): self.r: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt i = A("i") d = B("d") a = A("a") c = A("c") j = B("j") i.r = c i.o = d d.v = j a.r = i a.o = d c.r = i c.o = d...

c

d

j

d

j

d

x

5

8

2

5

3

983

class A: def __init__(self, txt: str): self.v: A = None self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt h = A("h") a = B("a") g = B("g") b = A("b") e = B("e") f = A("f") h.v = b h.q = e a.y = h g.y = f b.v = h b.q ...

f"

class A: def __init__(self, txt: str): self.v: A = None self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt h = A("h") a = B("a") g = B("g") b = A("b") e = B("e") f = A("f") h.v = b h.q = e a.y = h g.y = f b.v = h b.q ...

a

h

b

e

f

e

f

x

6

9

2

6

2

984

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt j = A("j") e = B("e") f = B("f") j.y = e e.y = f f.y = e assert f.y.y.y.txt == "

e"

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.txt = txt j = A("j") e = B("e") f = B("f") j.y = e e.y = f f.y = e assert f.y.y.y.txt == "e"

f

e

f

e

x

3

2

3

2

985

class A: def __init__(self, txt: str): self.z: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt b = A("b") g = B("g") e = B("e") i = B("i") f = A("f") d = A("d") b.z = f b.t = i g.w = i e.w = g i.w = g f.z ...

i"

class A: def __init__(self, txt: str): self.z: A = None self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: B = None self.txt = txt b = A("b") g = B("g") e = B("e") i = B("i") f = A("f") d = A("d") b.z = f b.t = i g.w = i e.w = g i.w = g f.z ...

d

e

g

i

g

i

x

6

9

2

5

2

986

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt i = A("i") f = B("f") d = A("d") h = A("h") b = A("b") j = B("j") i.y = j f.p = d d.y = j h.y = j b.y = f j.p = d assert h.y.p.y.p.txt ...

d"

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt i = A("i") f = B("f") d = A("d") h = A("h") b = A("b") j = B("j") i.y = j f.p = d d.y = j h.y = j b.y = f j.p = d assert h.y.p.y.p.txt ...

h

j

d

j

d

x

6

2

4

2

987

class A: def __init__(self, txt: str): self.q: A = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt g = A("g") h = B("h") a = B("a") i = A("i") g.q = i g.w = i h.o = i a.o = g i.q = g i.w = g assert a.o.w.q.txt...

g"

class A: def __init__(self, txt: str): self.q: A = None self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt g = A("g") h = B("h") a = B("a") i = A("i") g.q = i g.w = i h.o = i a.o = g i.q = g i.w = g assert a.o.w.q.txt...

a

g

i

g

x

4

2

3

1

988

class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt b = A("b") h = B("h") a = B("a") f = B("f") e = A("e") i = A("i") b.z = i h.z = b a.z = i f.z = i e.z = b i.z = e assert f.z.z.z.txt ==...

b"

class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt b = A("b") h = B("h") a = B("a") f = B("f") e = A("e") i = A("i") b.z = i h.z = b a.z = i f.z = i e.z = b i.z = e assert f.z.z.z.txt ==...

f

i

e

b

x

6

2

3

0

989

class A: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt c = A("c") f = B("f") a = B("a") d = A("d") h = B("h") g = B("g") j = A("j") c.v = j c.x = j f.v = h a.v = f d...

h"

class A: def __init__(self, txt: str): self.v: A = None self.x: A = None self.txt = txt class B: def __init__(self, txt: str): self.v: B = None self.txt = txt c = A("c") f = B("f") a = B("a") d = A("d") h = B("h") g = B("g") j = A("j") c.v = j c.x = j f.v = h a.v = f d...

a

f

h

a

f

h

x

7

8

2

5

3

990

class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.q: A = None self.txt = txt f = A("f") a = B("a") d = A("d") c = A("c") g = B("g") f.y = c a.t = d a.q = d d.y = f c.y = d g.t = d g.q = d...

d"

class A: def __init__(self, txt: str): self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.q: A = None self.txt = txt f = A("f") a = B("a") d = A("d") c = A("c") g = B("g") f.y = c a.t = d a.q = d d.y = f c.y = d g.t = d g.q = d...

a

d

f

c

d

x

5

2

4

1

991

class A: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt e = A("e") b = B("b") j = A("j") e.u = j e.z = b b.z = e j.u = e j.z = b assert b.z.z.z.txt == "

e"

class A: def __init__(self, txt: str): self.u: A = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: A = None self.txt = txt e = A("e") b = B("b") j = A("j") e.u = j e.z = b b.z = e j.u = e j.z = b assert b.z.z.z.txt == "e"

b

e

b

e

x

3

5

2

3

2

992

class A: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt j = A("j") i = B("i") f = A("f") h = A("h") a = A("a") c = B("c") j.v = c j.y = i i.t = f f.v = c f.y = i h.v ...

f"

class A: def __init__(self, txt: str): self.v: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt j = A("j") i = B("i") f = A("f") h = A("h") a = A("a") c = B("c") j.v = c j.y = i i.t = f f.v = c f.y = i h.v ...

c

j

i

f

i

f

x

6

9

2

5

2

993

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt d = A("d") h = B("h") a = A("a") j = A("j") d.y = h h.w = j a.y = h j.y = h assert h.w.y.w.txt == "

j"

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt d = A("d") h = B("h") a = A("a") j = A("j") d.y = h h.w = j a.y = h j.y = h assert h.w.y.w.txt == "j"

h

j

h

j

x

4

2

3

2

994

class A: def __init__(self, txt: str): self.s: B = None self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.v: A = None self.txt = txt c = A("c") g = B("g") f = B("f") j = A("j") c.s = f c.z = j g.p = f g.v = j f.p = g f...

c"

class A: def __init__(self, txt: str): self.s: B = None self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: B = None self.v: A = None self.txt = txt c = A("c") g = B("g") f = B("f") j = A("j") c.s = f c.z = j g.p = f g.v = j f.p = g f...

g

j

f

c

x

4

8

2

3

0

995

class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt b = A("b") f = B("f") i = A("i") b.p = f f.s = i i.p = f assert b.p.s.p.txt == "

f"

class A: def __init__(self, txt: str): self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: A = None self.txt = txt b = A("b") f = B("f") i = A("i") b.p = f f.s = i i.p = f assert b.p.s.p.txt == "f"

b

f

i

f

x

3

2

3

1

996

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt d = A("d") h = B("h") c = B("c") d.y = c h.y = d c.y = d assert d.y.y.y.txt == "

c"

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.txt = txt d = A("d") h = B("h") c = B("c") d.y = c h.y = d c.y = d assert d.y.y.y.txt == "c"

d

c

d

c

x

3

2

3

2

997

class A: def __init__(self, txt: str): self.s: B = None self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt b = A("b") c = B("c") j = A("j") d = A("d") f = B("f") i = A("i") b.s = c b.r = i c.o = f j.s = f j.r = d d.s ...

f"

class A: def __init__(self, txt: str): self.s: B = None self.r: A = None self.txt = txt class B: def __init__(self, txt: str): self.o: B = None self.txt = txt b = A("b") c = B("c") j = A("j") d = A("d") f = B("f") i = A("i") b.s = c b.r = i c.o = f j.s = f j.r = d d.s ...

b

c

f

c

f

c

f

x

6

10

2

6

4

998

class A: def __init__(self, txt: str): self.y: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt b = A("b") i = B("i") c = A("c") b.y = c b.t = c i.q = b c.y = b c.t = b assert i.q.y.y.txt == "

b"

class A: def __init__(self, txt: str): self.y: A = None self.t: A = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt b = A("b") i = B("i") c = A("c") b.y = c b.t = c i.q = b c.y = b c.t = b assert i.q.y.y.txt == "b"

i

b

c

b

x

3

2

3

1

999

class A: def __init__(self, txt: str): self.q: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.w: A = None self.txt = txt f = A("f") b = B("b") i = B("i") f.q = i f.z = i b.s = i b.w = f i.s = b i.w = f asse...

i"

class A: def __init__(self, txt: str): self.q: B = None self.z: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: B = None self.w: A = None self.txt = txt f = A("f") b = B("b") i = B("i") f.q = i f.z = i b.s = i b.w = f i.s = b i.w = f asse...

b

i

f

i

x

3

5

2

3

1