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Expert · 2026-09-23
Form groups of adjacent cells (above, below, left, or right) that add up to:
3
9
33
4
18
2
10
7
3
3
1
0
0
9
0
0
3
2
4
1
0
7
1
1
0
9
9
8
3
3
2
0
0
6
5
5
0
7
3
7
0
0
3
0
0