medium 8×8 Set 4 Table Grid
5=2=7=1=8=6=2-4
3=6=2=6+4=8=
2-6=1=8x43=
1=15=584=12x
140x8=4-7x12x
12x96x436x8=7x
272x656x
8x6=7=8+85=
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52718634
73621458
86175243
31584726
47853162
65432871
28346517
14267385