Re: Pattern Matching

Ohne

(0, (1, 14))
(1, (2, 9))
(2, (3, 7))
(3, (4, 5))
(4, (6, 6))
(5, (6, 6))
(6, (8, 8))
(7, (8, 8))
(8, (13, 13))
(9, (10, 11))
(10, (12, 12))
(11, (12, 12))
(12, (13, 13))
(13, (18, 18))
(14, (15, 16))
(15, (17, 17))
(16, (17, 17))
(17, (18, 18))
(18, (0, 0))
(19, (0, 0))