example2

$>program 2 5 2   0 1 0 1 0 1            # This line is not part of the output
[]
[1, 2, 4, 3]
(0, 0) [(1, 0), (1, 1)]
(0, 1) [(1, 1), (1, 2)]
(0, 2) [(1, 2), (1, 3)]
(0, 3) [(1, 3), (1, 4)]
(0, 4) [(1, 4), (1, 0)]
(1, 0) [(2, 0), (2, 2)]
(1, 1) [(2, 1), (2, 3)]
(1, 2) [(2, 2), (2, 4)]
(1, 3) [(2, 3), (2, 0)]
(1, 4) [(2, 4), (2, 1)]
(2, 0) [(3, 0), (3, 4)]
(2, 1) [(3, 1), (3, 0)]
(2, 2) [(3, 2), (3, 1)]
(2, 3) [(3, 3), (3, 2)]
(2, 4) [(3, 4), (3, 3)]
(3, 0) [(0, 0), (0, 3)]
(3, 1) [(0, 1), (0, 4)]
(3, 2) [(0, 2), (0, 0)]
(3, 3) [(0, 3), (0, 1)]
(3, 4) [(0, 4), (0, 2)]
20
[(0, 0), (1, 0), (2, 2), (3, 2), (0, 0), (1, 0), (2, 2)]
accept