hard Set 97 Table Grid
121761537
1212818
216138
6331689
7512109
1713
115141011
5161214711
2911
2012
Show solution grid
121761537
124812818279
2189316134818
633169528927
71651224610981
1758413274
1154114103711
5411612149571165
29759811926
209741257