117
(. 1,2,3).
(.1)
=
B =
C =
D =
E =
F =
(. 2)
=
B =
C =
D =
E =
F =
G =
H = M .
K (. 3)
=
B =
C =
D = K
E = ,
F =
G = K.
.
1
2
3
A
B
C
D
FE
GH
DF AG
E
B
C
A
B
C
D
E
F
116
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(1) . (2)
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