1 _ _ |6 _ _ |5 3 _  
_ _ 7 |_ 5 9 |4 2 _  
4 _ _ |_ 8 3 |_ _ _  
------+------+------  
_ 4 _ |_ 1 5 |6 _ _  
5 _ _ |_ 6 _ |_ _ 9  
_ _ 6 |3 9 _ |_ 4 _  
------+------+------  
_ _ _ |5 7 _ |_ _ 1  
_ 8 1 |9 4 _ |3 _ _  
_ 6 5 |_ _ 1 |_ _ 4  
早上试了半个小时
--
FROM 36.251.161.*