Number Island
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Hard · 2026-11-08
★★★★★
Form groups of adjacent cells (above, below, left, or right) that add up to:
24
2
3
3
5
11
8
0
0
7
1
4
0
2
4
5
6
4
8
3
0
8
3
8
0
5
1
0
6
5
0
8