Number Island
Archive
Stats
Easy
Medium
Long
Number Island
/
Omniscient
Omniscient · 2026-11-13
★★★★
☆
Form groups of adjacent cells (above, below, left, or right) that add up to:
25
9
12
12
24
4
32
20
13
18
15
1
2
1
6
9
6
8
3
1
9
0
3
8
9
5
0
0
0
0
0
0
0
0
3
0
4
6
2
3
1
0
9
0
0
5
0
7
0
0
5
9
0
2
0
6
9
8
0
2
5
0
7
0
4
0
3
4
8
0
0
0
0
3
3
0
0
0
8
6
0
7
1
6
1
0
7
3
3
0
6
3
0