medium 9×9 Set 4 Table Grid
5-7=3=1=13-2=6=
6x63x17+970x1-
6=7-179=94
2=6=1-412+5-1-
4=0-5=18x93=8=
2-0-17+1=6=3=3
2=4-330x
40x4=7=9=93=16x
19=10+8=2-2=7=5=
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879315426
327986541
638152794
265473819
416529387
754298163
942731658
581647932
193864275