(1,1,4),(2,1,5),(5,1,1),(9,1,3),
(4,2,6),(8,2,4),
(3,3,8),(7,3,6),(8,3,5),(9,3,2),
(6,4,3),(8,4,1),
(3,5,1),(4,5,2),(6,5,7),(7,5,3),
(2,6,3),(4,6,8),
(1,7,3),(2,7,1),(3,7,2),(7,7,4),
(2,8,8),(6,8,4),
(1,9,5),(5,9,3),(8,9,7),(9,9,9)