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12
Padlock 18
Design and Copyright :
Tim Alkema
(2018).
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
Pieces
18
E
-
G
,
I
-
J
,
K
-
M
,
Q
-
R
are congruent.
Selection
random
Goal
14×8×8
Holes
28
Solutions
1 / 2,250,713
Moves
19.5.8.1.2.3.1.2.1.2
Apr 27, 2018 by k16@chiba.email.ne.jp