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nuprl-staging

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training_classifier_intermediate_depth1

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Northeastern University PRL 14

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

g"

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

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class A: def __init__(self, txt: str): self.z: B = None self.o: F = None self.x: D = None self.y: G = None self.s: G = None self.txt = txt class B: def __init__(self, txt: str): self.y: F = None self.x: C = None self.v: D = None self.r: G = None self.w: C = None self.z: G = None self.o: A = None self.txt = txt class C: def __init__(self, txt: str): self.o: F = None self.txt = txt class D: def __init__(self, txt: str): self.z: B = None self.s: G = None self.txt = txt class E: def __init__(self, txt: str): self.p: F = None self.w: C = None self.s: G = None self.o: F = None self.v: G = None self.y: C = None self.txt = txt class F: def __init__(self, txt: str): self.y: D = None self.txt = txt class G: def __init__(self, txt: str): self.v: F = None self.x: F = None self.w: D = None self.txt = txt h = A("h") a = B("a") b = C("b") e = D("e") g = E("g") d = F("d") j = G("j") h.z = a h.o = d h.x = e h.y = j h.s = j a.y = d a.x = b a.w = b a.v = e a.r = j a.z = j a.o = h b.o = d e.z = a e.s = j g.p = d g.o = d g.w = b g.y = b g.s = j g.v = j d.y = e j.v = d j.x = d j.w = e assert a.y.y.s.v.y.s.v.txt == "

d"

class A: def __init__(self, txt: str): self.z: B = None self.o: F = None self.x: D = None self.y: G = None self.s: G = None self.txt = txt class B: def __init__(self, txt: str): self.y: F = None self.x: C = None self.v: D = None self.r: G = None self.w: C = None self.z: G = None self.o: A = None self.txt = txt class C: def __init__(self, txt: str): self.o: F = None self.txt = txt class D: def __init__(self, txt: str): self.z: B = None self.s: G = None self.txt = txt class E: def __init__(self, txt: str): self.p: F = None self.w: C = None self.s: G = None self.o: F = None self.v: G = None self.y: C = None self.txt = txt class F: def __init__(self, txt: str): self.y: D = None self.txt = txt class G: def __init__(self, txt: str): self.v: F = None self.x: F = None self.w: D = None self.txt = txt h = A("h") a = B("a") b = C("b") e = D("e") g = E("g") d = F("d") j = G("j") h.z = a h.o = d h.x = e h.y = j h.s = j a.y = d a.x = b a.w = b a.v = e a.r = j a.z = j a.o = h b.o = d e.z = a e.s = j g.p = d g.o = d g.w = b g.y = b g.s = j g.v = j d.y = e j.v = d j.x = d j.w = e assert a.y.y.s.v.y.s.v.txt == "d"

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

g"

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

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class A: def __init__(self, txt: str): self.p: D = None self.q: C = None self.z: F = None self.txt = txt class B: def __init__(self, txt: str): self.z: G = None self.u: E = None self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.u: B = None self.x: B = None self.s: F = None self.y: A = None self.txt = txt class D: def __init__(self, txt: str): self.q: F = None self.p: C = None self.r: B = None self.s: B = None self.txt = txt class E: def __init__(self, txt: str): self.r: G = None self.s: C = None self.t: B = None self.o: C = None self.x: C = None self.p: D = None self.w: C = None self.txt = txt class F: def __init__(self, txt: str): self.u: B = None self.txt = txt class G: def __init__(self, txt: str): self.u: C = None self.txt = txt c = A("c") b = B("b") j = C("j") a = D("a") i = E("i") e = F("e") h = G("h") c.p = a c.q = j c.z = e b.z = h b.u = i b.r = a j.u = b j.x = b j.s = e j.y = c a.q = e a.p = j a.r = b a.s = b i.r = h i.s = j i.o = j i.x = j i.w = j i.t = b i.p = a e.u = b h.u = j assert i.s.x.u.p.txt == "

a"

class A: def __init__(self, txt: str): self.p: D = None self.q: C = None self.z: F = None self.txt = txt class B: def __init__(self, txt: str): self.z: G = None self.u: E = None self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.u: B = None self.x: B = None self.s: F = None self.y: A = None self.txt = txt class D: def __init__(self, txt: str): self.q: F = None self.p: C = None self.r: B = None self.s: B = None self.txt = txt class E: def __init__(self, txt: str): self.r: G = None self.s: C = None self.t: B = None self.o: C = None self.x: C = None self.p: D = None self.w: C = None self.txt = txt class F: def __init__(self, txt: str): self.u: B = None self.txt = txt class G: def __init__(self, txt: str): self.u: C = None self.txt = txt c = A("c") b = B("b") j = C("j") a = D("a") i = E("i") e = F("e") h = G("h") c.p = a c.q = j c.z = e b.z = h b.u = i b.r = a j.u = b j.x = b j.s = e j.y = c a.q = e a.p = j a.r = b a.s = b i.r = h i.s = j i.o = j i.x = j i.w = j i.t = b i.p = a e.u = b h.u = j assert i.s.x.u.p.txt == "a"

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class A: def __init__(self, txt: str): self.u: D = None self.p: D = None self.txt = txt class B: def __init__(self, txt: str): self.r: C = None self.q: D = None self.txt = txt class C: def __init__(self, txt: str): self.v: A = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.txt = txt i = A("i") e = B("e") a = C("a") c = D("c") i.u = c i.p = c e.r = a e.q = c a.v = i c.r = i assert a.v.p.r.txt == "

i"

class A: def __init__(self, txt: str): self.u: D = None self.p: D = None self.txt = txt class B: def __init__(self, txt: str): self.r: C = None self.q: D = None self.txt = txt class C: def __init__(self, txt: str): self.v: A = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.txt = txt i = A("i") e = B("e") a = C("a") c = D("c") i.u = c i.p = c e.r = a e.q = c a.v = i c.r = i assert a.v.p.r.txt == "i"

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

d"

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

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

e"

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

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

h"

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

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class A: def __init__(self, txt: str): self.s: D = None self.txt = txt class B: def __init__(self, txt: str): self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.p: B = None self.txt = txt class D: def __init__(self, txt: str): self.u: A = None self.txt = txt b = A("b") d = B("d") a = C("a") j = D("j") b.s = j d.r = j a.p = d j.u = b assert a.p.r.u.txt == "

b"

class A: def __init__(self, txt: str): self.s: D = None self.txt = txt class B: def __init__(self, txt: str): self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.p: B = None self.txt = txt class D: def __init__(self, txt: str): self.u: A = None self.txt = txt b = A("b") d = B("d") a = C("a") j = D("j") b.s = j d.r = j a.p = d j.u = b assert a.p.r.u.txt == "b"

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class A: def __init__(self, txt: str): self.t: C = None self.x: D = None self.v: D = None self.z: B = None self.o: D = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt class C: def __init__(self, txt: str): self.p: A = None self.r: A = None self.t: D = None self.o: B = None self.txt = txt class D: def __init__(self, txt: str): self.s: B = None self.z: C = None self.q: A = None self.v: A = None self.p: C = None self.txt = txt class E: def __init__(self, txt: str): self.o: B = None self.q: B = None self.x: B = None self.txt = txt i = A("i") j = B("j") g = C("g") d = D("d") f = E("f") i.t = g i.x = d i.v = d i.o = d i.z = j j.t = i g.p = i g.r = i g.t = d g.o = j d.s = j d.z = g d.p = g d.q = i d.v = i f.o = j f.q = j f.x = j assert i.x.s.t.txt == "

i"

class A: def __init__(self, txt: str): self.t: C = None self.x: D = None self.v: D = None self.z: B = None self.o: D = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.txt = txt class C: def __init__(self, txt: str): self.p: A = None self.r: A = None self.t: D = None self.o: B = None self.txt = txt class D: def __init__(self, txt: str): self.s: B = None self.z: C = None self.q: A = None self.v: A = None self.p: C = None self.txt = txt class E: def __init__(self, txt: str): self.o: B = None self.q: B = None self.x: B = None self.txt = txt i = A("i") j = B("j") g = C("g") d = D("d") f = E("f") i.t = g i.x = d i.v = d i.o = d i.z = j j.t = i g.p = i g.r = i g.t = d g.o = j d.s = j d.z = g d.p = g d.q = i d.v = i f.o = j f.q = j f.x = j assert i.x.s.t.txt == "i"

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class A: def __init__(self, txt: str): self.t: D = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.v: D = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.o: A = None self.z: A = None self.txt = txt class D: def __init__(self, txt: str): self.u: E = None self.r: C = None self.x: B = None self.s: A = None self.txt = txt class E: def __init__(self, txt: str): self.t: A = None self.o: A = None self.r: A = None self.v: D = None self.txt = txt h = A("h") a = B("a") f = C("f") b = D("b") i = E("i") h.t = b h.y = f a.v = b f.x = a f.o = h f.z = h b.u = i b.r = f b.x = a b.s = h i.t = h i.o = h i.r = h i.v = b assert i.r.y.z.txt == "

h"

class A: def __init__(self, txt: str): self.t: D = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.v: D = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.o: A = None self.z: A = None self.txt = txt class D: def __init__(self, txt: str): self.u: E = None self.r: C = None self.x: B = None self.s: A = None self.txt = txt class E: def __init__(self, txt: str): self.t: A = None self.o: A = None self.r: A = None self.v: D = None self.txt = txt h = A("h") a = B("a") f = C("f") b = D("b") i = E("i") h.t = b h.y = f a.v = b f.x = a f.o = h f.z = h b.u = i b.r = f b.x = a b.s = h i.t = h i.o = h i.r = h i.v = b assert i.r.y.z.txt == "h"

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class A: def __init__(self, txt: str): self.u: C = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.r: C = None self.t: A = None self.txt = txt class C: def __init__(self, txt: str): self.u: A = None self.r: A = None self.t: A = None self.txt = txt b = A("b") g = B("g") a = C("a") b.u = a b.o = g g.p = b g.t = b g.r = a a.u = b a.r = b a.t = b assert b.o.p.u.txt == "

a"

class A: def __init__(self, txt: str): self.u: C = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.r: C = None self.t: A = None self.txt = txt class C: def __init__(self, txt: str): self.u: A = None self.r: A = None self.t: A = None self.txt = txt b = A("b") g = B("g") a = C("a") b.u = a b.o = g g.p = b g.t = b g.r = a a.u = b a.r = b a.t = b assert b.o.p.u.txt == "a"

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class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.q: A = None self.txt = txt class C: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt c = A("c") j = B("j") i = C("i") c.x = j j.u = c j.q = c i.t = c i.w = c assert j.q.x.q.txt == "

c"

class A: def __init__(self, txt: str): self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.q: A = None self.txt = txt class C: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt c = A("c") j = B("j") i = C("i") c.x = j j.u = c j.q = c i.t = c i.w = c assert j.q.x.q.txt == "c"

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class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt class C: def __init__(self, txt: str): self.u: B = None self.txt = txt f = A("f") g = B("g") h = C("h") d = B("d") a = B("a") i = C("i") c = B("c") f.s = c g.w = f h.u = g d.w = f a.w = f i.u = g c.w = f assert a.w.s.w.txt == "

f"

class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: A = None self.txt = txt class C: def __init__(self, txt: str): self.u: B = None self.txt = txt f = A("f") g = B("g") h = C("h") d = B("d") a = B("a") i = C("i") c = B("c") f.s = c g.w = f h.u = g d.w = f a.w = f i.u = g c.w = f assert a.w.s.w.txt == "f"

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class A: def __init__(self, txt: str): self.w: D = None self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.txt = txt class C: def __init__(self, txt: str): self.w: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.u: B = None self.w: C = None self.p: A = None self.txt = txt j = A("j") g = B("g") e = C("e") h = D("h") j.w = h j.x = g g.s = e e.w = h h.r = j h.p = j h.u = g h.w = e assert h.u.s.w.r.txt == "

j"

class A: def __init__(self, txt: str): self.w: D = None self.x: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.txt = txt class C: def __init__(self, txt: str): self.w: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.u: B = None self.w: C = None self.p: A = None self.txt = txt j = A("j") g = B("g") e = C("e") h = D("h") j.w = h j.x = g g.s = e e.w = h h.r = j h.p = j h.u = g h.w = e assert h.u.s.w.r.txt == "j"

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class A: def __init__(self, txt: str): self.p: C = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.q: B = None self.y: B = None self.x: B = None self.txt = txt b = A("b") g = B("g") d = C("d") b.p = d g.u = d d.q = g d.y = g d.x = g assert b.p.y.u.txt == "

d"

class A: def __init__(self, txt: str): self.p: C = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.q: B = None self.y: B = None self.x: B = None self.txt = txt b = A("b") g = B("g") d = C("d") b.p = d g.u = d d.q = g d.y = g d.x = g assert b.p.y.u.txt == "d"

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class A: def __init__(self, txt: str): self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.q: C = None self.x: A = None self.t: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.txt = txt class D: def __init__(self, txt: str): self.x: A = None self.txt = txt a = A("a") j = B("j") d = C("d") f = D("f") b = B("b") a.t = b j.s = d j.q = d j.t = d j.x = a d.x = j f.x = a b.s = d b.q = d b.t = d b.x = a assert a.t.x.t.q.txt == "

d"

class A: def __init__(self, txt: str): self.t: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.q: C = None self.x: A = None self.t: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.txt = txt class D: def __init__(self, txt: str): self.x: A = None self.txt = txt a = A("a") j = B("j") d = C("d") f = D("f") b = B("b") a.t = b j.s = d j.q = d j.t = d j.x = a d.x = j f.x = a b.s = d b.q = d b.t = d b.x = a assert a.t.x.t.q.txt == "d"

a

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

b"

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

e

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class A: def __init__(self, txt: str): self.w: C = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.o: A = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.x: B = None self.txt = txt j = A("j") h = B("h") e = C("e") j.w = e j.y = h h.r = j h.o = j e.q = j e.x = h assert h.r.w.q.txt == "

j"

class A: def __init__(self, txt: str): self.w: C = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.o: A = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.x: B = None self.txt = txt j = A("j") h = B("h") e = C("e") j.w = e j.y = h h.r = j h.o = j e.q = j e.x = h assert h.r.w.q.txt == "j"

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class A: def __init__(self, txt: str): self.v: B = None self.q: C = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.txt = txt class C: def __init__(self, txt: str): self.x: A = None self.v: B = None self.txt = txt b = A("b") j = B("j") a = C("a") f = A("f") i = B("i") b.v = j b.q = a j.t = i a.x = b a.v = j f.v = i f.q = a i.t = j assert b.q.v.t.t.t.txt == "

i"

class A: def __init__(self, txt: str): self.v: B = None self.q: C = None self.txt = txt class B: def __init__(self, txt: str): self.t: B = None self.txt = txt class C: def __init__(self, txt: str): self.x: A = None self.v: B = None self.txt = txt b = A("b") j = B("j") a = C("a") f = A("f") i = B("i") b.v = j b.q = a j.t = i a.x = b a.v = j f.v = i f.q = a i.t = j assert b.q.v.t.t.t.txt == "i"

b

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

a"

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

b

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class A: def __init__(self, txt: str): self.u: D = None self.txt = txt class B: def __init__(self, txt: str): self.t: G = None self.v: F = None self.y: G = None self.z: F = None self.x: A = None self.txt = txt class C: def __init__(self, txt: str): self.s: D = None self.z: A = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.v: F = None self.r: A = None self.txt = txt class E: def __init__(self, txt: str): self.t: D = None self.y: C = None self.z: A = None self.r: C = None self.txt = txt class F: def __init__(self, txt: str): self.v: C = None self.x: E = None self.t: G = None self.u: G = None self.txt = txt class G: def __init__(self, txt: str): self.t: F = None self.p: B = None self.s: E = None self.v: B = None self.txt = txt f = A("f") a = B("a") j = C("j") c = D("c") d = E("d") g = F("g") b = G("b") f.u = c a.t = b a.y = b a.v = g a.z = g a.x = f j.s = c j.z = f c.t = f c.r = f c.v = g d.t = c d.y = j d.r = j d.z = f g.v = j g.x = d g.t = b g.u = b b.t = g b.p = a b.v = a b.s = d assert d.y.s.r.u.v.u.p.txt == "

a"

class A: def __init__(self, txt: str): self.u: D = None self.txt = txt class B: def __init__(self, txt: str): self.t: G = None self.v: F = None self.y: G = None self.z: F = None self.x: A = None self.txt = txt class C: def __init__(self, txt: str): self.s: D = None self.z: A = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.v: F = None self.r: A = None self.txt = txt class E: def __init__(self, txt: str): self.t: D = None self.y: C = None self.z: A = None self.r: C = None self.txt = txt class F: def __init__(self, txt: str): self.v: C = None self.x: E = None self.t: G = None self.u: G = None self.txt = txt class G: def __init__(self, txt: str): self.t: F = None self.p: B = None self.s: E = None self.v: B = None self.txt = txt f = A("f") a = B("a") j = C("j") c = D("c") d = E("d") g = F("g") b = G("b") f.u = c a.t = b a.y = b a.v = g a.z = g a.x = f j.s = c j.z = f c.t = f c.r = f c.v = g d.t = c d.y = j d.r = j d.z = f g.v = j g.x = d g.t = b g.u = b b.t = g b.p = a b.v = a b.s = d assert d.y.s.r.u.v.u.p.txt == "a"

d

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class A: def __init__(self, txt: str): self.t: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.s: B = None self.txt = txt i = A("i") d = B("d") j = C("j") i.t = d i.r = d d.s = j j.x = d j.s = d assert i.r.s.x.txt == "

d"

class A: def __init__(self, txt: str): self.t: B = None self.r: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.s: B = None self.txt = txt i = A("i") d = B("d") j = C("j") i.t = d i.r = d d.s = j j.x = d j.s = d assert i.r.s.x.txt == "d"

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class A: def __init__(self, txt: str): self.y: D = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.w: D = None self.u: A = None self.txt = txt class D: def __init__(self, txt: str): self.s: D = None self.txt = txt a = A("a") j = B("j") d = C("d") c = D("c") f = A("f") b = A("b") g = D("g") a.y = g j.u = d d.w = g d.u = a c.s = g f.y = c b.y = g g.s = c assert j.u.u.y.txt == "

g"

class A: def __init__(self, txt: str): self.y: D = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.w: D = None self.u: A = None self.txt = txt class D: def __init__(self, txt: str): self.s: D = None self.txt = txt a = A("a") j = B("j") d = C("d") c = D("c") f = A("f") b = A("b") g = D("g") a.y = g j.u = d d.w = g d.u = a c.s = g f.y = c b.y = g g.s = c assert j.u.u.y.txt == "g"

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class A: def __init__(self, txt: str): self.y: E = None self.w: E = None self.r: C = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.w: D = None self.v: C = None self.u: D = None self.x: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.r: E = None self.txt = txt class D: def __init__(self, txt: str): self.y: A = None self.r: B = None self.t: E = None self.q: A = None self.txt = txt class E: def __init__(self, txt: str): self.s: D = None self.u: C = None self.txt = txt j = A("j") h = B("h") e = C("e") d = D("d") g = E("g") j.y = g j.w = g j.r = e h.y = e h.v = e h.w = d h.u = d h.x = j e.y = h e.r = g d.y = j d.q = j d.r = h d.t = g g.s = d g.u = e assert h.x.r.y.v.txt == "

e"

class A: def __init__(self, txt: str): self.y: E = None self.w: E = None self.r: C = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.w: D = None self.v: C = None self.u: D = None self.x: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.r: E = None self.txt = txt class D: def __init__(self, txt: str): self.y: A = None self.r: B = None self.t: E = None self.q: A = None self.txt = txt class E: def __init__(self, txt: str): self.s: D = None self.u: C = None self.txt = txt j = A("j") h = B("h") e = C("e") d = D("d") g = E("g") j.y = g j.w = g j.r = e h.y = e h.v = e h.w = d h.u = d h.x = j e.y = h e.r = g d.y = j d.q = j d.r = h d.t = g g.s = d g.u = e assert h.x.r.y.v.txt == "e"

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class A: def __init__(self, txt: str): self.y: B = None self.r: D = None self.txt = txt class B: def __init__(self, txt: str): self.u: D = None self.q: D = None self.w: D = None self.o: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: A = None self.o: D = None self.u: A = None self.txt = txt class D: def __init__(self, txt: str): self.u: C = None self.x: C = None self.txt = txt j = A("j") a = B("a") e = C("e") g = D("g") f = D("f") i = C("i") j.y = a j.r = g a.u = f a.q = f a.w = f a.o = i e.r = j e.u = j e.o = f g.u = i g.x = e f.u = i f.x = e i.r = j i.u = j i.o = f assert f.u.r.r.x.u.txt == "

j"

class A: def __init__(self, txt: str): self.y: B = None self.r: D = None self.txt = txt class B: def __init__(self, txt: str): self.u: D = None self.q: D = None self.w: D = None self.o: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: A = None self.o: D = None self.u: A = None self.txt = txt class D: def __init__(self, txt: str): self.u: C = None self.x: C = None self.txt = txt j = A("j") a = B("a") e = C("e") g = D("g") f = D("f") i = C("i") j.y = a j.r = g a.u = f a.q = f a.w = f a.o = i e.r = j e.u = j e.o = f g.u = i g.x = e f.u = i f.x = e i.r = j i.u = j i.o = f assert f.u.r.r.x.u.txt == "j"

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class A: def __init__(self, txt: str): self.t: D = None self.y: B = None self.z: D = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.u: D = None self.r: B = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.w: A = None self.y: B = None self.txt = txt class D: def __init__(self, txt: str): self.x: D = None self.txt = txt g = A("g") b = B("b") h = C("h") i = D("i") c = D("c") f = B("f") g.t = i g.z = i g.y = b b.y = g b.u = i b.r = f h.q = g h.w = g h.y = f i.x = c c.x = i f.y = g f.u = c f.r = b assert b.r.u.x.x.x.txt == "

i"

class A: def __init__(self, txt: str): self.t: D = None self.y: B = None self.z: D = None self.txt = txt class B: def __init__(self, txt: str): self.y: A = None self.u: D = None self.r: B = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.w: A = None self.y: B = None self.txt = txt class D: def __init__(self, txt: str): self.x: D = None self.txt = txt g = A("g") b = B("b") h = C("h") i = D("i") c = D("c") f = B("f") g.t = i g.z = i g.y = b b.y = g b.u = i b.r = f h.q = g h.w = g h.y = f i.x = c c.x = i f.y = g f.u = c f.r = b assert b.r.u.x.x.x.txt == "i"

b

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class A: def __init__(self, txt: str): self.q: C = None self.x: C = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.t: C = None self.z: C = None self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.txt = txt e = A("e") h = B("h") j = C("j") e.q = j e.x = j e.y = j h.t = j h.z = j h.r = e j.o = e assert h.r.q.o.txt == "

e"

class A: def __init__(self, txt: str): self.q: C = None self.x: C = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.t: C = None self.z: C = None self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.txt = txt e = A("e") h = B("h") j = C("j") e.q = j e.x = j e.y = j h.t = j h.z = j h.r = e j.o = e assert h.r.q.o.txt == "e"

h

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class A: def __init__(self, txt: str): self.p: C = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.p: A = None self.txt = txt class D: def __init__(self, txt: str): self.p: B = None self.t: E = None self.x: B = None self.txt = txt class E: def __init__(self, txt: str): self.x: D = None self.v: B = None self.o: A = None self.u: C = None self.t: D = None self.txt = txt a = A("a") h = B("h") e = C("e") f = D("f") b = E("b") c = A("c") g = D("g") a.p = e h.r = a e.p = a f.p = h f.x = h f.t = b b.x = f b.t = f b.v = h b.o = c b.u = e c.p = e g.p = h g.x = h g.t = b assert h.r.p.p.p.p.txt == "

a"

class A: def __init__(self, txt: str): self.p: C = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.p: A = None self.txt = txt class D: def __init__(self, txt: str): self.p: B = None self.t: E = None self.x: B = None self.txt = txt class E: def __init__(self, txt: str): self.x: D = None self.v: B = None self.o: A = None self.u: C = None self.t: D = None self.txt = txt a = A("a") h = B("h") e = C("e") f = D("f") b = E("b") c = A("c") g = D("g") a.p = e h.r = a e.p = a f.p = h f.x = h f.t = b b.x = f b.t = f b.v = h b.o = c b.u = e c.p = e g.p = h g.x = h g.t = b assert h.r.p.p.p.p.txt == "a"

h

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x

class A: def __init__(self, txt: str): self.w: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.x: C = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.txt = txt e = A("e") d = B("d") g = C("g") e.w = g d.p = e d.x = g g.o = e assert g.o.w.o.txt == "

e"

class A: def __init__(self, txt: str): self.w: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.x: C = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.txt = txt e = A("e") d = B("d") g = C("g") e.w = g d.p = e d.x = g g.o = e assert g.o.w.o.txt == "e"

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class A: def __init__(self, txt: str): self.t: B = None self.q: D = None self.u: B = None self.x: D = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.v: A = None self.y: D = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.y: B = None self.u: D = None self.txt = txt class D: def __init__(self, txt: str): self.w: C = None self.t: B = None self.p: C = None self.y: A = None self.txt = txt d = A("d") h = B("h") j = C("j") c = D("c") d.t = h d.u = h d.q = c d.x = c h.u = j h.v = d h.y = c j.o = d j.y = h j.u = c c.w = j c.p = j c.t = h c.y = d assert c.p.u.t.v.txt == "

d"

class A: def __init__(self, txt: str): self.t: B = None self.q: D = None self.u: B = None self.x: D = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.v: A = None self.y: D = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.y: B = None self.u: D = None self.txt = txt class D: def __init__(self, txt: str): self.w: C = None self.t: B = None self.p: C = None self.y: A = None self.txt = txt d = A("d") h = B("h") j = C("j") c = D("c") d.t = h d.u = h d.q = c d.x = c h.u = j h.v = d h.y = c j.o = d j.y = h j.u = c c.w = j c.p = j c.t = h c.y = d assert c.p.u.t.v.txt == "d"

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

f"

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

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class A: def __init__(self, txt: str): self.q: D = None self.z: D = None self.x: C = None self.s: E = None self.txt = txt class B: def __init__(self, txt: str): self.x: E = None self.txt = txt class C: def __init__(self, txt: str): self.q: E = None self.txt = txt class D: def __init__(self, txt: str): self.x: E = None self.y: C = None self.w: A = None self.u: B = None self.q: C = None self.txt = txt class E: def __init__(self, txt: str): self.z: C = None self.txt = txt e = A("e") h = B("h") c = C("c") f = D("f") d = E("d") e.q = f e.z = f e.x = c e.s = d h.x = d c.q = d f.x = d f.y = c f.q = c f.w = e f.u = h d.z = c assert h.x.z.q.z.txt == "

c"

class A: def __init__(self, txt: str): self.q: D = None self.z: D = None self.x: C = None self.s: E = None self.txt = txt class B: def __init__(self, txt: str): self.x: E = None self.txt = txt class C: def __init__(self, txt: str): self.q: E = None self.txt = txt class D: def __init__(self, txt: str): self.x: E = None self.y: C = None self.w: A = None self.u: B = None self.q: C = None self.txt = txt class E: def __init__(self, txt: str): self.z: C = None self.txt = txt e = A("e") h = B("h") c = C("c") f = D("f") d = E("d") e.q = f e.z = f e.x = c e.s = d h.x = d c.q = d f.x = d f.y = c f.q = c f.w = e f.u = h d.z = c assert h.x.z.q.z.txt == "c"

h

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class A: def __init__(self, txt: str): self.w: D = None self.x: B = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.w: D = None self.t: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.txt = txt j = A("j") e = B("e") c = C("c") i = D("i") d = B("d") j.w = i j.x = e j.y = c e.o = j c.q = j c.w = i c.t = i i.r = j d.o = j assert d.o.y.q.txt == "

j"

class A: def __init__(self, txt: str): self.w: D = None self.x: B = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.w: D = None self.t: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.txt = txt j = A("j") e = B("e") c = C("c") i = D("i") d = B("d") j.w = i j.x = e j.y = c e.o = j c.q = j c.w = i c.t = i i.r = j d.o = j assert d.o.y.q.txt == "j"

d

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

a"

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

a

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class A: def __init__(self, txt: str): self.v: C = None self.u: E = None self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: E = None self.s: B = None self.txt = txt class C: def __init__(self, txt: str): self.q: E = None self.o: E = None self.x: A = None self.txt = txt class D: def __init__(self, txt: str): self.t: B = None self.txt = txt class E: def __init__(self, txt: str): self.v: C = None self.s: B = None self.y: A = None self.txt = txt c = A("c") e = B("e") j = C("j") f = D("f") g = E("g") b = B("b") c.v = j c.u = g c.w = e e.w = g e.s = b j.q = g j.o = g j.x = c f.t = b g.v = j g.s = b g.y = c b.w = g b.s = e assert e.s.w.v.x.txt == "

c"

class A: def __init__(self, txt: str): self.v: C = None self.u: E = None self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.w: E = None self.s: B = None self.txt = txt class C: def __init__(self, txt: str): self.q: E = None self.o: E = None self.x: A = None self.txt = txt class D: def __init__(self, txt: str): self.t: B = None self.txt = txt class E: def __init__(self, txt: str): self.v: C = None self.s: B = None self.y: A = None self.txt = txt c = A("c") e = B("e") j = C("j") f = D("f") g = E("g") b = B("b") c.v = j c.u = g c.w = e e.w = g e.s = b j.q = g j.o = g j.x = c f.t = b g.v = j g.s = b g.y = c b.w = g b.s = e assert e.s.w.v.x.txt == "c"

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

h"

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

d

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class A: def __init__(self, txt: str): self.w: B = None self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.p: B = None self.txt = txt b = A("b") c = B("c") g = B("g") b.w = c b.q = c c.u = b c.p = g g.u = b g.p = c assert c.u.w.u.txt == "

b"

class A: def __init__(self, txt: str): self.w: B = None self.q: B = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.p: B = None self.txt = txt b = A("b") c = B("c") g = B("g") b.w = c b.q = c c.u = b c.p = g g.u = b g.p = c assert c.u.w.u.txt == "b"

c

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class A: def __init__(self, txt: str): self.q: D = None self.x: C = None self.v: C = None self.txt = txt class B: def __init__(self, txt: str): self.r: D = None self.w: A = None self.u: A = None self.q: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: B = None self.p: A = None self.w: B = None self.txt = txt class D: def __init__(self, txt: str): self.r: C = None self.w: A = None self.o: A = None self.txt = txt b = A("b") f = B("f") g = C("g") c = D("c") e = D("e") i = C("i") a = A("a") b.q = e b.x = g b.v = g f.r = c f.w = b f.u = a f.q = g g.r = f g.w = f g.p = a c.r = i c.w = a c.o = b e.r = i e.w = b e.o = b i.r = f i.w = f i.p = a a.q = e a.x = g a.v = g assert a.q.r.p.txt == "

a"

class A: def __init__(self, txt: str): self.q: D = None self.x: C = None self.v: C = None self.txt = txt class B: def __init__(self, txt: str): self.r: D = None self.w: A = None self.u: A = None self.q: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: B = None self.p: A = None self.w: B = None self.txt = txt class D: def __init__(self, txt: str): self.r: C = None self.w: A = None self.o: A = None self.txt = txt b = A("b") f = B("f") g = C("g") c = D("c") e = D("e") i = C("i") a = A("a") b.q = e b.x = g b.v = g f.r = c f.w = b f.u = a f.q = g g.r = f g.w = f g.p = a c.r = i c.w = a c.o = b e.r = i e.w = b e.o = b i.r = f i.w = f i.p = a a.q = e a.x = g a.v = g assert a.q.r.p.txt == "a"

a

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a

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class A: def __init__(self, txt: str): self.t: B = None self.y: D = None self.txt = txt class B: def __init__(self, txt: str): self.o: C = None self.s: D = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.u: A = None self.v: D = None self.q: B = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.x: C = None self.s: B = None self.txt = txt e = A("e") f = B("f") d = C("d") j = D("j") e.t = f e.y = j f.o = d f.s = j d.o = e d.u = e d.v = j d.q = f j.t = e j.x = d j.s = f assert f.o.o.y.t.txt == "

e"

class A: def __init__(self, txt: str): self.t: B = None self.y: D = None self.txt = txt class B: def __init__(self, txt: str): self.o: C = None self.s: D = None self.txt = txt class C: def __init__(self, txt: str): self.o: A = None self.u: A = None self.v: D = None self.q: B = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.x: C = None self.s: B = None self.txt = txt e = A("e") f = B("f") d = C("d") j = D("j") e.t = f e.y = j f.o = d f.s = j d.o = e d.u = e d.v = j d.q = f j.t = e j.x = d j.s = f assert f.o.o.y.t.txt == "e"

f

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class A: def __init__(self, txt: str): self.w: D = None self.v: D = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: D = None self.x: F = None self.q: A = None self.txt = txt class D: def __init__(self, txt: str): self.v: A = None self.txt = txt class E: def __init__(self, txt: str): self.z: A = None self.p: C = None self.txt = txt class F: def __init__(self, txt: str): self.y: C = None self.w: E = None self.q: B = None self.v: C = None self.u: A = None self.r: B = None self.txt = txt d = A("d") e = B("e") c = C("c") a = D("a") i = E("i") h = F("h") d.w = a d.v = a e.q = d c.y = a c.x = h c.q = d a.v = d i.z = d i.p = c h.y = c h.v = c h.w = i h.q = e h.r = e h.u = d assert c.x.u.v.v.v.txt == "

a"

class A: def __init__(self, txt: str): self.w: D = None self.v: D = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: D = None self.x: F = None self.q: A = None self.txt = txt class D: def __init__(self, txt: str): self.v: A = None self.txt = txt class E: def __init__(self, txt: str): self.z: A = None self.p: C = None self.txt = txt class F: def __init__(self, txt: str): self.y: C = None self.w: E = None self.q: B = None self.v: C = None self.u: A = None self.r: B = None self.txt = txt d = A("d") e = B("e") c = C("c") a = D("a") i = E("i") h = F("h") d.w = a d.v = a e.q = d c.y = a c.x = h c.q = d a.v = d i.z = d i.p = c h.y = c h.v = c h.w = i h.q = e h.r = e h.u = d assert c.x.u.v.v.v.txt == "a"

c

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class A: def __init__(self, txt: str): self.z: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: D = None self.txt = txt class C: def __init__(self, txt: str): self.x: A = None self.txt = txt class D: def __init__(self, txt: str): self.q: A = None self.o: A = None self.z: B = None self.y: A = None self.txt = txt a = A("a") g = B("g") j = C("j") c = D("c") a.z = j g.p = c j.x = a c.q = a c.o = a c.y = a c.z = g assert a.z.x.z.x.txt == "

a"

class A: def __init__(self, txt: str): self.z: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: D = None self.txt = txt class C: def __init__(self, txt: str): self.x: A = None self.txt = txt class D: def __init__(self, txt: str): self.q: A = None self.o: A = None self.z: B = None self.y: A = None self.txt = txt a = A("a") g = B("g") j = C("j") c = D("c") a.z = j g.p = c j.x = a c.q = a c.o = a c.y = a c.z = g assert a.z.x.z.x.txt == "a"

a

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

b"

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

g

b

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class A: def __init__(self, txt: str): self.o: B = None self.u: C = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.s: A = None self.txt = txt class C: def __init__(self, txt: str): self.z: C = None self.txt = txt d = A("d") a = B("a") c = C("c") e = B("e") g = C("g") d.o = e d.u = c a.y = g a.s = d c.z = g e.y = c e.s = d g.z = c assert e.y.z.z.txt == "

c"

class A: def __init__(self, txt: str): self.o: B = None self.u: C = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.s: A = None self.txt = txt class C: def __init__(self, txt: str): self.z: C = None self.txt = txt d = A("d") a = B("a") c = C("c") e = B("e") g = C("g") d.o = e d.u = c a.y = g a.s = d c.z = g e.y = c e.s = d g.z = c assert e.y.z.z.txt == "c"

e

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class A: def __init__(self, txt: str): self.y: B = None self.o: C = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.z: A = None self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.o: B = None self.s: B = None self.x: D = None self.txt = txt class D: def __init__(self, txt: str): self.x: A = None self.u: C = None self.p: A = None self.txt = txt f = A("f") i = B("i") g = C("g") a = D("a") f.y = i f.o = g i.q = f i.z = f i.r = a g.o = i g.s = i g.x = a a.x = f a.p = f a.u = g assert g.o.r.x.txt == "

f"

class A: def __init__(self, txt: str): self.y: B = None self.o: C = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.z: A = None self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.o: B = None self.s: B = None self.x: D = None self.txt = txt class D: def __init__(self, txt: str): self.x: A = None self.u: C = None self.p: A = None self.txt = txt f = A("f") i = B("i") g = C("g") a = D("a") f.y = i f.o = g i.q = f i.z = f i.r = a g.o = i g.s = i g.x = a a.x = f a.p = f a.u = g assert g.o.r.x.txt == "f"

g

i

a

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x

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

f"

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

a

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x

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

i"

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

c

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c

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

a"

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

e

a

e

a

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a

e

a

e

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x

class A: def __init__(self, txt: str): self.o: B = None self.s: C = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.txt = txt i = A("i") a = B("a") f = C("f") d = C("d") e = B("e") i.o = e i.s = f i.y = f a.u = i f.v = a d.v = e e.u = i assert i.o.u.y.v.u.txt == "

i"

class A: def __init__(self, txt: str): self.o: B = None self.s: C = None self.y: C = None self.txt = txt class B: def __init__(self, txt: str): self.u: A = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.txt = txt i = A("i") a = B("a") f = C("f") d = C("d") e = B("e") i.o = e i.s = f i.y = f a.u = i f.v = a d.v = e e.u = i assert i.o.u.y.v.u.txt == "i"

i

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class A: def __init__(self, txt: str): self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.txt = txt c = A("c") b = B("b") a = C("a") f = A("f") c.w = f b.t = f b.w = c a.y = b f.w = c assert b.t.w.w.txt == "

f"

class A: def __init__(self, txt: str): self.w: A = None self.txt = txt class B: def __init__(self, txt: str): self.t: A = None self.w: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.txt = txt c = A("c") b = B("b") a = C("a") f = A("f") c.w = f b.t = f b.w = c a.y = b f.w = c assert b.t.w.w.txt == "f"

b

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b

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class A: def __init__(self, txt: str): self.p: D = None self.txt = txt class B: def __init__(self, txt: str): self.t: D = None self.q: C = None self.z: C = None self.p: A = None self.txt = txt class C: def __init__(self, txt: str): self.t: A = None self.v: B = None self.s: A = None self.txt = txt class D: def __init__(self, txt: str): self.s: A = None self.x: B = None self.r: B = None self.txt = txt i = A("i") g = B("g") b = C("b") e = D("e") h = C("h") d = A("d") i.p = e g.t = e g.q = b g.z = h g.p = d b.t = d b.s = d b.v = g e.s = d e.x = g e.r = g h.t = d h.s = d h.v = g d.p = e assert h.v.q.t.txt == "

d"

class A: def __init__(self, txt: str): self.p: D = None self.txt = txt class B: def __init__(self, txt: str): self.t: D = None self.q: C = None self.z: C = None self.p: A = None self.txt = txt class C: def __init__(self, txt: str): self.t: A = None self.v: B = None self.s: A = None self.txt = txt class D: def __init__(self, txt: str): self.s: A = None self.x: B = None self.r: B = None self.txt = txt i = A("i") g = B("g") b = C("b") e = D("e") h = C("h") d = A("d") i.p = e g.t = e g.q = b g.z = h g.p = d b.t = d b.s = d b.v = g e.s = d e.x = g e.r = g h.t = d h.s = d h.v = g d.p = e assert h.v.q.t.txt == "d"

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

h"

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

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class A: def __init__(self, txt: str): self.z: D = None self.q: E = None self.t: E = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.v: D = None self.p: A = None self.y: E = None self.x: E = None self.s: A = None self.o: E = None self.txt = txt class D: def __init__(self, txt: str): self.p: C = None self.txt = txt class E: def __init__(self, txt: str): self.w: A = None self.o: A = None self.v: C = None self.txt = txt class F: def __init__(self, txt: str): self.p: D = None self.q: C = None self.txt = txt g = A("g") f = B("f") e = C("e") a = D("a") b = E("b") i = F("i") g.z = a g.q = b g.t = b f.u = e e.v = a e.p = g e.s = g e.y = b e.x = b e.o = b a.p = e b.w = g b.o = g b.v = e i.p = a i.q = e assert f.u.p.z.txt == "

a"

class A: def __init__(self, txt: str): self.z: D = None self.q: E = None self.t: E = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.v: D = None self.p: A = None self.y: E = None self.x: E = None self.s: A = None self.o: E = None self.txt = txt class D: def __init__(self, txt: str): self.p: C = None self.txt = txt class E: def __init__(self, txt: str): self.w: A = None self.o: A = None self.v: C = None self.txt = txt class F: def __init__(self, txt: str): self.p: D = None self.q: C = None self.txt = txt g = A("g") f = B("f") e = C("e") a = D("a") b = E("b") i = F("i") g.z = a g.q = b g.t = b f.u = e e.v = a e.p = g e.s = g e.y = b e.x = b e.o = b a.p = e b.w = g b.o = g b.v = e i.p = a i.q = e assert f.u.p.z.txt == "a"

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class A: def __init__(self, txt: str): self.x: C = None self.txt = txt class B: def __init__(self, txt: str): self.z: C = None self.txt = txt class C: def __init__(self, txt: str): self.y: A = None self.u: A = None self.txt = txt i = A("i") f = B("f") h = C("h") i.x = h f.z = h h.y = i h.u = i assert h.y.x.u.txt == "

i"

class A: def __init__(self, txt: str): self.x: C = None self.txt = txt class B: def __init__(self, txt: str): self.z: C = None self.txt = txt class C: def __init__(self, txt: str): self.y: A = None self.u: A = None self.txt = txt i = A("i") f = B("f") h = C("h") i.x = h f.z = h h.y = i h.u = i assert h.y.x.u.txt == "i"

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

a"

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

a

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class A: def __init__(self, txt: str): self.z: C = None self.p: D = None self.r: D = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: E = None self.u: E = None self.q: C = None self.o: D = None self.x: E = None self.txt = txt class C: def __init__(self, txt: str): self.v: D = None self.p: D = None self.r: D = None self.txt = txt class D: def __init__(self, txt: str): self.q: A = None self.txt = txt class E: def __init__(self, txt: str): self.w: B = None self.txt = txt j = A("j") i = B("i") h = C("h") c = D("c") a = E("a") e = C("e") j.z = e j.p = c j.r = c j.s = i i.p = a i.u = a i.x = a i.q = h i.o = c h.v = c h.p = c h.r = c c.q = j a.w = i e.v = c e.p = c e.r = c assert j.z.v.q.txt == "

j"

class A: def __init__(self, txt: str): self.z: C = None self.p: D = None self.r: D = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: E = None self.u: E = None self.q: C = None self.o: D = None self.x: E = None self.txt = txt class C: def __init__(self, txt: str): self.v: D = None self.p: D = None self.r: D = None self.txt = txt class D: def __init__(self, txt: str): self.q: A = None self.txt = txt class E: def __init__(self, txt: str): self.w: B = None self.txt = txt j = A("j") i = B("i") h = C("h") c = D("c") a = E("a") e = C("e") j.z = e j.p = c j.r = c j.s = i i.p = a i.u = a i.x = a i.q = h i.o = c h.v = c h.p = c h.r = c c.q = j a.w = i e.v = c e.p = c e.r = c assert j.z.v.q.txt == "j"

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class A: def __init__(self, txt: str): self.v: C = None self.s: D = None self.txt = txt class B: def __init__(self, txt: str): self.x: D = None self.t: C = None self.r: A = None self.o: E = None self.s: E = None self.txt = txt class C: def __init__(self, txt: str): self.v: D = None self.r: B = None self.y: E = None self.z: D = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.u: B = None self.w: C = None self.r: B = None self.txt = txt class E: def __init__(self, txt: str): self.s: B = None self.x: A = None self.txt = txt e = A("e") a = B("a") j = C("j") h = D("h") c = E("c") e.v = j e.s = h a.x = h a.t = j a.r = e a.o = c a.s = c j.v = h j.z = h j.r = a j.y = c h.t = e h.u = a h.r = a h.w = j c.s = a c.x = e assert a.t.r.x.t.txt == "

e"

class A: def __init__(self, txt: str): self.v: C = None self.s: D = None self.txt = txt class B: def __init__(self, txt: str): self.x: D = None self.t: C = None self.r: A = None self.o: E = None self.s: E = None self.txt = txt class C: def __init__(self, txt: str): self.v: D = None self.r: B = None self.y: E = None self.z: D = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.u: B = None self.w: C = None self.r: B = None self.txt = txt class E: def __init__(self, txt: str): self.s: B = None self.x: A = None self.txt = txt e = A("e") a = B("a") j = C("j") h = D("h") c = E("c") e.v = j e.s = h a.x = h a.t = j a.r = e a.o = c a.s = c j.v = h j.z = h j.r = a j.y = c h.t = e h.u = a h.r = a h.w = j c.s = a c.x = e assert a.t.r.x.t.txt == "e"

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class A: def __init__(self, txt: str): self.w: C = None self.txt = txt class B: def __init__(self, txt: str): self.z: D = None self.w: A = None self.o: E = None self.v: E = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.s: D = None self.r: D = None self.txt = txt class D: def __init__(self, txt: str): self.s: B = None self.q: E = None self.x: B = None self.r: B = None self.txt = txt class E: def __init__(self, txt: str): self.v: C = None self.u: A = None self.txt = txt e = A("e") h = B("h") g = C("g") c = D("c") a = E("a") e.w = g h.z = c h.w = e h.o = a h.v = a g.v = h g.s = c g.r = c c.s = h c.x = h c.r = h c.q = a a.v = g a.u = e assert h.z.r.z.txt == "

c"

class A: def __init__(self, txt: str): self.w: C = None self.txt = txt class B: def __init__(self, txt: str): self.z: D = None self.w: A = None self.o: E = None self.v: E = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.s: D = None self.r: D = None self.txt = txt class D: def __init__(self, txt: str): self.s: B = None self.q: E = None self.x: B = None self.r: B = None self.txt = txt class E: def __init__(self, txt: str): self.v: C = None self.u: A = None self.txt = txt e = A("e") h = B("h") g = C("g") c = D("c") a = E("a") e.w = g h.z = c h.w = e h.o = a h.v = a g.v = h g.s = c g.r = c c.s = h c.x = h c.r = h c.q = a a.v = g a.u = e assert h.z.r.z.txt == "c"

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class A: def __init__(self, txt: str): self.q: B = None self.v: F = None self.x: E = None self.u: G = None self.txt = txt class B: def __init__(self, txt: str): self.w: G = None self.s: D = None self.p: C = None self.txt = txt class C: def __init__(self, txt: str): self.q: D = None self.txt = txt class D: def __init__(self, txt: str): self.u: F = None self.r: G = None self.q: A = None self.v: A = None self.t: F = None self.txt = txt class E: def __init__(self, txt: str): self.w: F = None self.o: D = None self.txt = txt class F: def __init__(self, txt: str): self.z: B = None self.p: E = None self.r: A = None self.u: D = None self.o: A = None self.txt = txt class G: def __init__(self, txt: str): self.x: D = None self.r: D = None self.w: B = None self.t: C = None self.txt = txt j = A("j") i = B("i") c = C("c") f = D("f") h = E("h") a = F("a") d = G("d") j.q = i j.v = a j.x = h j.u = d i.w = d i.s = f i.p = c c.q = f f.u = a f.t = a f.r = d f.q = j f.v = j h.w = a h.o = f a.z = i a.p = h a.r = j a.o = j a.u = f d.x = f d.r = f d.w = i d.t = c assert f.t.o.q.p.q.t.z.txt == "

i"

class A: def __init__(self, txt: str): self.q: B = None self.v: F = None self.x: E = None self.u: G = None self.txt = txt class B: def __init__(self, txt: str): self.w: G = None self.s: D = None self.p: C = None self.txt = txt class C: def __init__(self, txt: str): self.q: D = None self.txt = txt class D: def __init__(self, txt: str): self.u: F = None self.r: G = None self.q: A = None self.v: A = None self.t: F = None self.txt = txt class E: def __init__(self, txt: str): self.w: F = None self.o: D = None self.txt = txt class F: def __init__(self, txt: str): self.z: B = None self.p: E = None self.r: A = None self.u: D = None self.o: A = None self.txt = txt class G: def __init__(self, txt: str): self.x: D = None self.r: D = None self.w: B = None self.t: C = None self.txt = txt j = A("j") i = B("i") c = C("c") f = D("f") h = E("h") a = F("a") d = G("d") j.q = i j.v = a j.x = h j.u = d i.w = d i.s = f i.p = c c.q = f f.u = a f.t = a f.r = d f.q = j f.v = j h.w = a h.o = f a.z = i a.p = h a.r = j a.o = j a.u = f d.x = f d.r = f d.w = i d.t = c assert f.t.o.q.p.q.t.z.txt == "i"

f

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class A: def __init__(self, txt: str): self.p: D = None self.txt = txt class B: def __init__(self, txt: str): self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.q: B = None self.txt = txt class D: def __init__(self, txt: str): self.z: B = None self.r: A = None self.y: A = None self.v: A = None self.txt = txt d = A("d") a = B("a") c = C("c") b = D("b") d.p = b a.r = b c.q = a b.z = a b.r = d b.y = d b.v = d assert b.z.r.r.txt == "

d"

class A: def __init__(self, txt: str): self.p: D = None self.txt = txt class B: def __init__(self, txt: str): self.r: D = None self.txt = txt class C: def __init__(self, txt: str): self.q: B = None self.txt = txt class D: def __init__(self, txt: str): self.z: B = None self.r: A = None self.y: A = None self.v: A = None self.txt = txt d = A("d") a = B("a") c = C("c") b = D("b") d.p = b a.r = b c.q = a b.z = a b.r = d b.y = d b.v = d assert b.z.r.r.txt == "d"

b

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class A: def __init__(self, txt: str): self.q: D = None self.o: D = None self.s: D = None self.txt = txt class B: def __init__(self, txt: str): self.q: C = None self.s: C = None self.txt = txt class C: def __init__(self, txt: str): self.p: B = None self.s: A = None self.w: B = None self.r: A = None self.txt = txt class D: def __init__(self, txt: str): self.z: B = None self.txt = txt c = A("c") a = B("a") e = C("e") i = D("i") c.q = i c.o = i c.s = i a.q = e a.s = e e.p = a e.w = a e.s = c e.r = c i.z = a assert i.z.q.s.txt == "

c"

class A: def __init__(self, txt: str): self.q: D = None self.o: D = None self.s: D = None self.txt = txt class B: def __init__(self, txt: str): self.q: C = None self.s: C = None self.txt = txt class C: def __init__(self, txt: str): self.p: B = None self.s: A = None self.w: B = None self.r: A = None self.txt = txt class D: def __init__(self, txt: str): self.z: B = None self.txt = txt c = A("c") a = B("a") e = C("e") i = D("i") c.q = i c.o = i c.s = i a.q = e a.s = e e.p = a e.w = a e.s = c e.r = c i.z = a assert i.z.q.s.txt == "c"

i

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class A: def __init__(self, txt: str): self.s: C = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.q: A = None self.r: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: A = None self.txt = txt d = A("d") g = B("g") c = C("c") d.s = c d.y = g g.s = c g.r = c g.q = d c.x = d assert c.x.y.s.txt == "

c"

class A: def __init__(self, txt: str): self.s: C = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.q: A = None self.r: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: A = None self.txt = txt d = A("d") g = B("g") c = C("c") d.s = c d.y = g g.s = c g.r = c g.q = d c.x = d assert c.x.y.s.txt == "c"

c

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class A: def __init__(self, txt: str): self.y: F = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.p: F = None self.o: E = None self.z: D = None self.u: G = None self.r: E = None self.x: E = None self.txt = txt class C: def __init__(self, txt: str): self.w: D = None self.t: D = None self.txt = txt class D: def __init__(self, txt: str): self.v: C = None self.x: F = None self.t: A = None self.q: G = None self.u: A = None self.txt = txt class E: def __init__(self, txt: str): self.z: D = None self.txt = txt class F: def __init__(self, txt: str): self.o: B = None self.txt = txt class G: def __init__(self, txt: str): self.s: D = None self.v: A = None self.p: C = None self.z: C = None self.t: D = None self.txt = txt b = A("b") d = B("d") g = C("g") c = D("c") h = E("h") i = F("i") j = G("j") b.y = i d.y = g d.p = i d.o = h d.r = h d.x = h d.z = c d.u = j g.w = c g.t = c c.v = g c.x = i c.t = b c.u = b c.q = j h.z = c i.o = d j.s = c j.t = c j.v = b j.p = g j.z = g assert i.o.y.t.v.w.txt == "

c"

class A: def __init__(self, txt: str): self.y: F = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.p: F = None self.o: E = None self.z: D = None self.u: G = None self.r: E = None self.x: E = None self.txt = txt class C: def __init__(self, txt: str): self.w: D = None self.t: D = None self.txt = txt class D: def __init__(self, txt: str): self.v: C = None self.x: F = None self.t: A = None self.q: G = None self.u: A = None self.txt = txt class E: def __init__(self, txt: str): self.z: D = None self.txt = txt class F: def __init__(self, txt: str): self.o: B = None self.txt = txt class G: def __init__(self, txt: str): self.s: D = None self.v: A = None self.p: C = None self.z: C = None self.t: D = None self.txt = txt b = A("b") d = B("d") g = C("g") c = D("c") h = E("h") i = F("i") j = G("j") b.y = i d.y = g d.p = i d.o = h d.r = h d.x = h d.z = c d.u = j g.w = c g.t = c c.v = g c.x = i c.t = b c.u = b c.q = j h.z = c i.o = d j.s = c j.t = c j.v = b j.p = g j.z = g assert i.o.y.t.v.w.txt == "c"

i

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class A: def __init__(self, txt: str): self.y: F = None self.w: F = None self.r: E = None self.txt = txt class B: def __init__(self, txt: str): self.u: D = None self.r: D = None self.t: C = None self.txt = txt class C: def __init__(self, txt: str): self.s: F = None self.x: E = None self.w: A = None self.txt = txt class D: def __init__(self, txt: str): self.q: F = None self.txt = txt class E: def __init__(self, txt: str): self.w: A = None self.r: C = None self.txt = txt class F: def __init__(self, txt: str): self.z: A = None self.v: C = None self.p: A = None self.t: A = None self.txt = txt a = A("a") b = B("b") f = C("f") d = D("d") g = E("g") h = F("h") e = E("e") a.y = h a.w = h a.r = g b.u = d b.r = d b.t = f f.s = h f.x = e f.w = a d.q = h g.w = a g.r = f h.z = a h.p = a h.t = a h.v = f e.w = a e.r = f assert g.w.y.v.s.z.txt == "

a"

class A: def __init__(self, txt: str): self.y: F = None self.w: F = None self.r: E = None self.txt = txt class B: def __init__(self, txt: str): self.u: D = None self.r: D = None self.t: C = None self.txt = txt class C: def __init__(self, txt: str): self.s: F = None self.x: E = None self.w: A = None self.txt = txt class D: def __init__(self, txt: str): self.q: F = None self.txt = txt class E: def __init__(self, txt: str): self.w: A = None self.r: C = None self.txt = txt class F: def __init__(self, txt: str): self.z: A = None self.v: C = None self.p: A = None self.t: A = None self.txt = txt a = A("a") b = B("b") f = C("f") d = D("d") g = E("g") h = F("h") e = E("e") a.y = h a.w = h a.r = g b.u = d b.r = d b.t = f f.s = h f.x = e f.w = a d.q = h g.w = a g.r = f h.z = a h.p = a h.t = a h.v = f e.w = a e.r = f assert g.w.y.v.s.z.txt == "a"

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

a"

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

g

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

d"

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

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

e"

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

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class A: def __init__(self, txt: str): self.u: B = None self.v: F = None self.q: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: E = None self.z: E = None self.y: E = None self.txt = txt class C: def __init__(self, txt: str): self.s: B = None self.z: E = None self.v: D = None self.q: B = None self.x: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.z: F = None self.txt = txt class E: def __init__(self, txt: str): self.r: E = None self.s: D = None self.p: C = None self.o: B = None self.z: F = None self.q: F = None self.txt = txt class F: def __init__(self, txt: str): self.w: D = None self.s: B = None self.y: C = None self.txt = txt j = A("j") h = B("h") g = C("g") a = D("a") b = E("b") e = F("e") f = E("f") j.u = h j.q = h j.y = h j.v = e h.q = b h.z = f h.y = f g.s = h g.q = h g.z = b g.v = a g.x = a a.r = j a.z = e b.r = f b.s = a b.p = g b.o = h b.z = e b.q = e e.w = a e.s = h e.y = g f.r = b f.s = a f.p = g f.o = h f.z = e f.q = e assert h.z.p.z.z.txt == "

e"

class A: def __init__(self, txt: str): self.u: B = None self.v: F = None self.q: B = None self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.q: E = None self.z: E = None self.y: E = None self.txt = txt class C: def __init__(self, txt: str): self.s: B = None self.z: E = None self.v: D = None self.q: B = None self.x: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.z: F = None self.txt = txt class E: def __init__(self, txt: str): self.r: E = None self.s: D = None self.p: C = None self.o: B = None self.z: F = None self.q: F = None self.txt = txt class F: def __init__(self, txt: str): self.w: D = None self.s: B = None self.y: C = None self.txt = txt j = A("j") h = B("h") g = C("g") a = D("a") b = E("b") e = F("e") f = E("f") j.u = h j.q = h j.y = h j.v = e h.q = b h.z = f h.y = f g.s = h g.q = h g.z = b g.v = a g.x = a a.r = j a.z = e b.r = f b.s = a b.p = g b.o = h b.z = e b.q = e e.w = a e.s = h e.y = g f.r = b f.s = a f.p = g f.o = h f.z = e f.q = e assert h.z.p.z.z.txt == "e"

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class A: def __init__(self, txt: str): self.s: B = None self.p: C = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.r: C = None self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: B = None self.txt = txt g = A("g") h = B("h") f = C("f") j = C("j") g.s = h g.o = h g.p = f h.s = f h.r = f h.u = f f.r = h j.r = h assert j.r.u.r.u.txt == "

f"

class A: def __init__(self, txt: str): self.s: B = None self.p: C = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.s: C = None self.r: C = None self.u: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: B = None self.txt = txt g = A("g") h = B("h") f = C("f") j = C("j") g.s = h g.o = h g.p = f h.s = f h.r = f h.u = f f.r = h j.r = h assert j.r.u.r.u.txt == "f"

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

b"

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

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class A: def __init__(self, txt: str): self.o: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: C = None self.w: A = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.u: C = None self.txt = txt class D: def __init__(self, txt: str): self.o: C = None self.txt = txt a = A("a") b = B("b") e = C("e") d = D("d") h = C("h") f = A("f") a.o = h b.p = h b.w = f e.v = b e.u = h d.o = h h.v = b h.u = e f.o = h assert b.p.u.u.u.v.w.txt == "

f"

class A: def __init__(self, txt: str): self.o: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: C = None self.w: A = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.u: C = None self.txt = txt class D: def __init__(self, txt: str): self.o: C = None self.txt = txt a = A("a") b = B("b") e = C("e") d = D("d") h = C("h") f = A("f") a.o = h b.p = h b.w = f e.v = b e.u = h d.o = h h.v = b h.u = e f.o = h assert b.p.u.u.u.v.w.txt == "f"

b

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class A: def __init__(self, txt: str): self.z: A = None self.v: A = None self.x: D = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.q: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.q: A = None self.z: D = None self.txt = txt class D: def __init__(self, txt: str): self.x: C = None self.txt = txt class E: def __init__(self, txt: str): self.s: D = None self.txt = txt j = A("j") h = B("h") d = C("d") a = D("a") b = E("b") i = A("i") e = B("e") j.z = i j.v = i j.x = a h.y = e h.q = i d.y = h d.q = i d.z = a a.x = d b.s = a i.z = j i.v = j i.x = a e.y = h e.q = j assert i.x.x.y.q.txt == "

i"

class A: def __init__(self, txt: str): self.z: A = None self.v: A = None self.x: D = None self.txt = txt class B: def __init__(self, txt: str): self.y: B = None self.q: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.q: A = None self.z: D = None self.txt = txt class D: def __init__(self, txt: str): self.x: C = None self.txt = txt class E: def __init__(self, txt: str): self.s: D = None self.txt = txt j = A("j") h = B("h") d = C("d") a = D("a") b = E("b") i = A("i") e = B("e") j.z = i j.v = i j.x = a h.y = e h.q = i d.y = h d.q = i d.z = a a.x = d b.s = a i.z = j i.v = j i.x = a e.y = h e.q = j assert i.x.x.y.q.txt == "i"

i

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

j"

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

a

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class A: def __init__(self, txt: str): self.w: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: B = None self.x: A = None self.txt = txt h = A("h") e = B("e") d = B("d") i = A("i") g = B("g") h.w = i h.o = d e.z = g e.x = h d.z = g d.x = h i.w = h i.o = d g.z = e g.x = i assert i.o.x.o.z.txt == "

g"

class A: def __init__(self, txt: str): self.w: A = None self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.z: B = None self.x: A = None self.txt = txt h = A("h") e = B("e") d = B("d") i = A("i") g = B("g") h.w = i h.o = d e.z = g e.x = h d.z = g d.x = h i.w = h i.o = d g.z = e g.x = i assert i.o.x.o.z.txt == "g"

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

a"

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

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class A: def __init__(self, txt: str): self.r: C = None self.s: B = None self.t: C = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.s: A = None self.txt = txt c = A("c") e = B("e") j = C("j") i = B("i") c.r = j c.t = j c.s = i e.u = j e.r = c j.s = c i.u = j i.r = c assert j.s.r.s.txt == "

c"

class A: def __init__(self, txt: str): self.r: C = None self.s: B = None self.t: C = None self.txt = txt class B: def __init__(self, txt: str): self.u: C = None self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.s: A = None self.txt = txt c = A("c") e = B("e") j = C("j") i = B("i") c.r = j c.t = j c.s = i e.u = j e.r = c j.s = c i.u = j i.r = c assert j.s.r.s.txt == "c"

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class A: def __init__(self, txt: str): self.o: B = None self.v: C = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: B = None self.z: D = None self.w: B = None self.txt = txt class C: def __init__(self, txt: str): self.r: A = None self.y: B = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.w: C = None self.v: B = None self.u: C = None self.txt = txt b = A("b") f = B("f") c = C("c") h = D("h") j = B("j") e = A("e") b.o = j b.v = c b.s = f f.r = j f.w = j f.z = h c.r = b c.y = f h.t = e h.w = c h.u = c h.v = f j.r = f j.w = f j.z = h e.o = j e.s = j e.v = c assert j.z.u.y.r.z.txt == "

h"

class A: def __init__(self, txt: str): self.o: B = None self.v: C = None self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.r: B = None self.z: D = None self.w: B = None self.txt = txt class C: def __init__(self, txt: str): self.r: A = None self.y: B = None self.txt = txt class D: def __init__(self, txt: str): self.t: A = None self.w: C = None self.v: B = None self.u: C = None self.txt = txt b = A("b") f = B("f") c = C("c") h = D("h") j = B("j") e = A("e") b.o = j b.v = c b.s = f f.r = j f.w = j f.z = h c.r = b c.y = f h.t = e h.w = c h.u = c h.v = f j.r = f j.w = f j.z = h e.o = j e.s = j e.v = c assert j.z.u.y.r.z.txt == "h"

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

j"

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

e

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class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: C = None self.u: A = None self.s: A = None self.z: C = None self.txt = txt class C: def __init__(self, txt: str): self.z: C = None self.y: A = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.z: B = None self.txt = txt h = A("h") j = B("j") d = C("d") f = D("f") e = C("e") h.s = j j.p = d j.u = h j.s = h j.z = e d.z = e d.y = h f.r = h f.z = j e.z = d e.y = h assert e.z.z.z.z.y.txt == "

h"

class A: def __init__(self, txt: str): self.s: B = None self.txt = txt class B: def __init__(self, txt: str): self.p: C = None self.u: A = None self.s: A = None self.z: C = None self.txt = txt class C: def __init__(self, txt: str): self.z: C = None self.y: A = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.z: B = None self.txt = txt h = A("h") j = B("j") d = C("d") f = D("f") e = C("e") h.s = j j.p = d j.u = h j.s = h j.z = e d.z = e d.y = h f.r = h f.z = j e.z = d e.y = h assert e.z.z.z.z.y.txt == "h"

e

d

e

d

e

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x

h

e

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e

d

e

x