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Expert · 2026-08-16
Form groups of adjacent cells (above, below, left, or right) that add up to:
5
1
8
8
51
12
5
4
5
0
1
8
8
0
0
8
2
3
0
0
1
1
8
7
3
5
4
0
5
9
4
0
7
0
1
9
0
0
0
4
7
5
0
0