Datasets:

nuprl-staging

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training_classifier_intermediate_depth2

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Northeastern University PRL 14

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.w: A = None self.z: A = None self.txt = txt c = A("c") h = B("h") g = A("g") c.s = h c.x = g h.w = g h.z = g g.s = h g.x = c assert g.x.s.w.txt == "

g"

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.w: A = None self.z: A = None self.txt = txt c = A("c") h = B("h") g = A("g") c.s = h c.x = g h.w = g h.z = g g.s = h g.x = c assert g.x.s.w.txt == "g"

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

d"

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

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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.o: A = None self.txt = txt g = A("g") a = B("a") c = B("c") g.y = c a.o = g c.o = g assert c.o.y.o.txt == "

g"

class A: def __init__(self, txt: str): self.y: B = None self.txt = txt class B: def __init__(self, txt: str): self.o: A = None self.txt = txt g = A("g") a = B("a") c = B("c") g.y = c a.o = g c.o = g assert c.o.y.o.txt == "g"

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

a"

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

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class A: def __init__(self, txt: str): self.x: B = None self.v: D = None self.s: C = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.z: A = None self.w: D = None self.txt = txt class C: def __init__(self, txt: str): self.s: A = None self.x: D = None self.q: D = None self.w: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.w: A = None self.q: C = None self.v: C = None self.txt = txt i = A("i") j = B("j") f = C("f") e = D("e") i.x = j i.v = e i.s = f j.q = i j.z = i j.w = e f.s = i f.x = e f.q = e f.w = e e.r = i e.w = i e.q = f e.v = f assert j.q.v.q.s.txt == "

i"

class A: def __init__(self, txt: str): self.x: B = None self.v: D = None self.s: C = None self.txt = txt class B: def __init__(self, txt: str): self.q: A = None self.z: A = None self.w: D = None self.txt = txt class C: def __init__(self, txt: str): self.s: A = None self.x: D = None self.q: D = None self.w: D = None self.txt = txt class D: def __init__(self, txt: str): self.r: A = None self.w: A = None self.q: C = None self.v: C = None self.txt = txt i = A("i") j = B("j") f = C("f") e = D("e") i.x = j i.v = e i.s = f j.q = i j.z = i j.w = e f.s = i f.x = e f.q = e f.w = e e.r = i e.w = i e.q = f e.v = f assert j.q.v.q.s.txt == "i"

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

d"

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

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class A: def __init__(self, txt: str): self.u: A = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.t: B = None self.txt = txt class C: def __init__(self, txt: str): self.z: A = None self.q: B = None self.txt = txt f = A("f") e = B("e") c = C("c") h = B("h") d = A("d") i = C("i") f.u = d f.p = h e.x = h e.t = h c.z = f c.q = e h.x = e h.t = e d.u = f d.p = e i.z = f i.q = e assert h.x.x.x.x.x.txt == "

e"

class A: def __init__(self, txt: str): self.u: A = None self.p: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: B = None self.t: B = None self.txt = txt class C: def __init__(self, txt: str): self.z: A = None self.q: B = None self.txt = txt f = A("f") e = B("e") c = C("c") h = B("h") d = A("d") i = C("i") f.u = d f.p = h e.x = h e.t = h c.z = f c.q = e h.x = e h.t = e d.u = f d.p = e i.z = f i.q = e assert h.x.x.x.x.x.txt == "e"

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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.s: A = None self.p: A = None self.txt = txt h = A("h") i = B("i") d = A("d") h.s = d i.s = h i.p = h d.s = h assert i.p.s.s.txt == "

h"

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

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

b"

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

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

i"

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

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class A: def __init__(self, txt: str): self.s: C = 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.z: A = None self.x: A = None self.o: A = None self.txt = txt g = A("g") i = B("i") c = C("c") a = B("a") h = A("h") g.s = c i.q = h c.z = g c.x = g c.o = h a.q = h h.s = c assert i.q.s.o.txt == "

h"

class A: def __init__(self, txt: str): self.s: C = 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.z: A = None self.x: A = None self.o: A = None self.txt = txt g = A("g") i = B("i") c = C("c") a = B("a") h = A("h") g.s = c i.q = h c.z = g c.x = g c.o = h a.q = h h.s = c assert i.q.s.o.txt == "h"

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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.q: A = None self.txt = txt g = A("g") c = B("c") a = A("a") g.w = a c.q = a a.w = g assert c.q.w.w.txt == "

a"

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

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

c"

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

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

f"

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

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

j"

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

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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.u: A = None self.z: B = None self.txt = txt d = A("d") b = B("b") c = B("c") d.q = c b.u = d b.z = c c.u = d c.z = b assert b.u.q.u.txt == "

d"

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.z: B = None self.txt = txt d = A("d") b = B("b") c = B("c") d.q = c b.u = d b.z = c c.u = d c.z = b assert b.u.q.u.txt == "d"

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class A: def __init__(self, txt: str): self.p: D = None self.t: C = None self.q: D = None self.w: D = None self.txt = txt class B: def __init__(self, txt: str): self.z: C = None self.p: D = None self.txt = txt class C: def __init__(self, txt: str): self.s: A = None self.txt = txt class D: def __init__(self, txt: str): self.x: A = None self.txt = txt d = A("d") b = B("b") c = C("c") g = D("g") f = B("f") d.p = g d.q = g d.w = g d.t = c b.z = c b.p = g c.s = d g.x = d f.z = c f.p = g assert c.s.p.x.t.s.txt == "

d"

class A: def __init__(self, txt: str): self.p: D = None self.t: C = None self.q: D = None self.w: D = None self.txt = txt class B: def __init__(self, txt: str): self.z: C = None self.p: D = None self.txt = txt class C: def __init__(self, txt: str): self.s: A = None self.txt = txt class D: def __init__(self, txt: str): self.x: A = None self.txt = txt d = A("d") b = B("b") c = C("c") g = D("g") f = B("f") d.p = g d.q = g d.w = g d.t = c b.z = c b.p = g c.s = d g.x = d f.z = c f.p = g assert c.s.p.x.t.s.txt == "d"

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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.y: A = None self.txt = txt h = A("h") d = B("d") c = A("c") a = B("a") b = A("b") h.s = b d.y = h c.s = b a.y = b b.s = h assert h.s.s.s.txt == "

b"

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

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

j"

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

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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.w: A = None self.txt = txt i = A("i") f = B("f") e = B("e") b = B("b") d = B("d") i.y = e f.w = i e.w = i b.w = i d.w = i assert f.w.y.w.txt == "

i"

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 i = A("i") f = B("f") e = B("e") b = B("b") d = B("d") i.y = e f.w = i e.w = i b.w = i d.w = i assert f.w.y.w.txt == "i"

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

a"

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

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

a"

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

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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.t: A = None self.v: A = None self.txt = txt d = A("d") a = B("a") b = A("b") d.o = b a.t = b a.v = b b.o = d assert b.o.o.o.txt == "

d"

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

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class A: def __init__(self, txt: str): self.w: C = None self.y: B = None self.s: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: D = None self.z: 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.s: D = None self.w: C = None self.txt = txt class E: def __init__(self, txt: str): self.w: C = None self.txt = txt i = A("i") g = B("g") h = C("h") d = D("d") c = E("c") j = D("j") b = C("b") i.w = h i.y = g i.s = b g.p = d g.z = i h.p = i d.s = j d.w = b c.w = b j.s = d j.w = h b.p = i assert g.z.s.p.s.p.y.txt == "

g"

class A: def __init__(self, txt: str): self.w: C = None self.y: B = None self.s: C = None self.txt = txt class B: def __init__(self, txt: str): self.p: D = None self.z: 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.s: D = None self.w: C = None self.txt = txt class E: def __init__(self, txt: str): self.w: C = None self.txt = txt i = A("i") g = B("g") h = C("h") d = D("d") c = E("c") j = D("j") b = C("b") i.w = h i.y = g i.s = b g.p = d g.z = i h.p = i d.s = j d.w = b c.w = b j.s = d j.w = h b.p = i assert g.z.s.p.s.p.y.txt == "g"

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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.z: A = None self.v: A = None self.txt = txt e = A("e") i = B("i") b = B("b") a = B("a") f = A("f") e.w = f i.z = e i.v = e b.z = f b.v = f a.z = f a.v = f f.w = e assert f.w.w.w.w.w.txt == "

e"

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

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

j"

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

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

i"

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

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

e"

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

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

a"

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

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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.z: A = None self.txt = txt e = A("e") a = B("a") j = A("j") e.r = j a.z = j j.r = e assert j.r.r.r.txt == "

e"

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

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

d"

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

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

f"

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

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

c"

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

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

j"

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

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

a"

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

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class A: def __init__(self, txt: str): self.z: C = None self.o: C = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.v: A = None self.txt = txt class C: def __init__(self, txt: str): self.t: A = None self.q: A = None self.txt = txt g = A("g") j = B("j") i = C("i") c = A("c") h = B("h") f = B("f") g.z = i g.o = i j.y = i j.v = c i.t = c i.q = g c.z = i c.o = i h.y = i h.v = g f.y = i f.v = c assert j.v.z.t.txt == "

c"

class A: def __init__(self, txt: str): self.z: C = None self.o: C = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.v: A = None self.txt = txt class C: def __init__(self, txt: str): self.t: A = None self.q: A = None self.txt = txt g = A("g") j = B("j") i = C("i") c = A("c") h = B("h") f = B("f") g.z = i g.o = i j.y = i j.v = c i.t = c i.q = g c.z = i c.o = i h.y = i h.v = g f.y = i f.v = c assert j.v.z.t.txt == "c"

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class A: def __init__(self, txt: str): self.y: C = None self.p: C = None self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.y: B = None self.txt = txt i = A("i") h = B("h") c = C("c") i.y = c i.p = c i.w = h h.y = c c.x = h c.y = h assert c.y.y.x.txt == "

h"

class A: def __init__(self, txt: str): self.y: C = None self.p: C = None self.w: B = None self.txt = txt class B: def __init__(self, txt: str): self.y: C = None self.txt = txt class C: def __init__(self, txt: str): self.x: B = None self.y: B = None self.txt = txt i = A("i") h = B("h") c = C("c") i.y = c i.p = c i.w = h h.y = c c.x = h c.y = h assert c.y.y.x.txt == "h"

c

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

b"

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

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

a"

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

d

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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.p: C = None self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.w: C = None self.t: A = None self.txt = txt e = A("e") j = B("j") h = C("h") f = C("f") e.w = f j.p = h j.r = e h.v = j h.w = f h.t = e f.v = j f.w = h f.t = e assert j.r.w.t.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: C = None self.r: A = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.w: C = None self.t: A = None self.txt = txt e = A("e") j = B("j") h = C("h") f = C("f") e.w = f j.p = h j.r = e h.v = j h.w = f h.t = e f.v = j f.w = h f.t = e assert j.r.w.t.txt == "e"

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

a"

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

a

i

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a

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x

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

a"

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

a

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a

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

b"

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

b

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

c"

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

h

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class A: def __init__(self, txt: str): self.y: A = None self.q: C = None self.v: C = None self.txt = txt class B: def __init__(self, txt: str): self.q: C = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.o: A = None self.r: A = None self.txt = txt d = A("d") f = B("f") b = C("b") h = A("h") d.y = h d.q = b d.v = b f.q = b b.v = f b.o = h b.r = h h.y = d h.q = b h.v = b assert d.y.q.v.txt == "

f"

class A: def __init__(self, txt: str): self.y: A = None self.q: C = None self.v: C = None self.txt = txt class B: def __init__(self, txt: str): self.q: C = None self.txt = txt class C: def __init__(self, txt: str): self.v: B = None self.o: A = None self.r: A = None self.txt = txt d = A("d") f = B("f") b = C("b") h = A("h") d.y = h d.q = b d.v = b f.q = b b.v = f b.o = h b.r = h h.y = d h.q = b h.v = b assert d.y.q.v.txt == "f"

d

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

f"

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

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.r: C = None self.y: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.o: A = None self.txt = txt i = A("i") h = B("h") f = C("f") i.p = f h.r = f h.y = i f.y = h f.o = i assert i.p.y.y.txt == "

i"

class A: def __init__(self, txt: str): self.p: C = None self.txt = txt class B: def __init__(self, txt: str): self.r: C = None self.y: A = None self.txt = txt class C: def __init__(self, txt: str): self.y: B = None self.o: A = None self.txt = txt i = A("i") h = B("h") f = C("f") i.p = f h.r = f h.y = i f.y = h f.o = i assert i.p.y.y.txt == "i"

i

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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.p: A = None self.txt = txt a = A("a") d = B("d") b = B("b") a.p = b a.o = b d.p = a b.p = a assert b.p.p.p.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.p: A = None self.txt = txt a = A("a") d = B("d") b = B("b") a.p = b a.o = b d.p = a b.p = a assert b.p.p.p.txt == "a"

b

a

b

a

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a

b

a

b

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x

class A: def __init__(self, txt: str): self.t: 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.w: A = None self.txt = txt class D: def __init__(self, txt: str): self.z: C = None self.q: A = None self.u: B = None self.txt = txt i = A("i") h = B("h") a = C("a") b = D("b") j = C("j") i.t = j h.v = b a.w = i b.z = j b.q = i b.u = h j.w = i assert j.w.t.w.t.w.txt == "

i"

class A: def __init__(self, txt: str): self.t: 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.w: A = None self.txt = txt class D: def __init__(self, txt: str): self.z: C = None self.q: A = None self.u: B = None self.txt = txt i = A("i") h = B("h") a = C("a") b = D("b") j = C("j") i.t = j h.v = b a.w = i b.z = j b.q = i b.u = h j.w = i assert j.w.t.w.t.w.txt == "i"

j

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x

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

f"

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

a

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a

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a

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a

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x

class A: def __init__(self, txt: str): self.v: A = None self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt class C: def __init__(self, txt: str): self.p: B = None self.r: C = None self.txt = txt d = A("d") g = B("g") h = C("h") b = B("b") c = A("c") e = C("e") d.v = c d.y = c g.p = d h.p = b h.r = e b.p = c c.v = d c.y = d e.p = b e.r = h assert c.y.y.y.v.y.txt == "

d"

class A: def __init__(self, txt: str): self.v: A = None self.y: A = None self.txt = txt class B: def __init__(self, txt: str): self.p: A = None self.txt = txt class C: def __init__(self, txt: str): self.p: B = None self.r: C = None self.txt = txt d = A("d") g = B("g") h = C("h") b = B("b") c = A("c") e = C("e") d.v = c d.y = c g.p = d h.p = b h.r = e b.p = c c.v = d c.y = d e.p = b e.r = h assert c.y.y.y.v.y.txt == "d"

c

d

c

d

c

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d

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d

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class A: def __init__(self, txt: str): self.s: C = None self.v: B = 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: B = None self.w: A = None self.v: A = None self.txt = txt h = A("h") g = B("g") j = C("j") h.s = j h.v = g g.o = h j.q = g j.w = h j.v = h assert j.w.v.o.txt == "

h"

class A: def __init__(self, txt: str): self.s: C = None self.v: B = 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: B = None self.w: A = None self.v: A = None self.txt = txt h = A("h") g = B("g") j = C("j") h.s = j h.v = g g.o = h j.q = g j.w = h j.v = h assert j.w.v.o.txt == "h"

j

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

a"

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

j

b

a

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a

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x

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

i"

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

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

a"

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

j

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

j"

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

e

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

e"

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

i

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

c"

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

i

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

i"

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

e

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a

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e

i

e

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

d"

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

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.q: B = None self.txt = txt e = A("e") c = B("c") i = B("i") b = A("b") e.t = c c.q = i i.q = c b.t = c assert b.t.q.q.txt == "

c"

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

b

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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: A = None self.z: B = None self.txt = txt c = A("c") f = B("f") i = B("i") c.t = i f.s = c f.z = i i.s = c i.z = f assert c.t.z.s.txt == "

c"

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

c

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x

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

c"

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

g

c

b

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x

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

a"

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

g

e

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a

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x

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

a"

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

c

a

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a

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x

class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.s: A = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.txt = txt d = A("d") a = B("a") b = C("b") g = B("g") f = A("f") c = A("c") i = A("i") d.z = f a.r = f a.s = d b.q = c g.r = c g.s = i f.z = d c.z = i i.z = c assert f.z.z.z.z.z.z.z.txt == "

d"

class A: def __init__(self, txt: str): self.z: A = None self.txt = txt class B: def __init__(self, txt: str): self.r: A = None self.s: A = None self.txt = txt class C: def __init__(self, txt: str): self.q: A = None self.txt = txt d = A("d") a = B("a") b = C("b") g = B("g") f = A("f") c = A("c") i = A("i") d.z = f a.r = f a.s = d b.q = c g.r = c g.s = i f.z = d c.z = i i.z = c assert f.z.z.z.z.z.z.z.txt == "d"

f

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f

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

e"

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

d

c

d

c

e

x

x

x

e

c

d

c

d

x

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

e"

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

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

f"

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

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

b"

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

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

f"

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

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

i"

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

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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: B = None self.p: A = None self.txt = txt g = A("g") d = B("d") b = B("b") j = A("j") c = A("c") g.t = b g.r = d d.s = b d.p = g b.s = d b.p = j j.t = d j.r = b c.t = d c.r = b assert g.t.p.r.s.p.txt == "

g"

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: B = None self.p: A = None self.txt = txt g = A("g") d = B("d") b = B("b") j = A("j") c = A("c") g.t = b g.r = d d.s = b d.p = g b.s = d b.p = j j.t = d j.r = b c.t = d c.r = b assert g.t.p.r.s.p.txt == "g"

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

a"

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

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

c"

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

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

h"

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

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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.x: C = None self.v: A = None self.p: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: A = None self.w: B = None self.q: B = None self.txt = txt j = A("j") b = B("b") i = C("i") j.o = b b.x = i b.p = i b.v = j i.r = j i.w = b i.q = b assert b.v.o.v.txt == "

j"

class A: def __init__(self, txt: str): self.o: B = None self.txt = txt class B: def __init__(self, txt: str): self.x: C = None self.v: A = None self.p: C = None self.txt = txt class C: def __init__(self, txt: str): self.r: A = None self.w: B = None self.q: B = None self.txt = txt j = A("j") b = B("b") i = C("i") j.o = b b.x = i b.p = i b.v = j i.r = j i.w = b i.q = b assert b.v.o.v.txt == "j"

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

h"

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

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

i"

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

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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.y: A = None self.txt = txt b = A("b") f = B("f") g = A("g") b.t = f f.y = g g.t = f assert f.y.t.y.txt == "

g"

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 b = A("b") f = B("f") g = A("g") b.t = f f.y = g g.t = f assert f.y.t.y.txt == "g"

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

g"

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

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