Number Island
Archive
Stats
Easy
Medium
Long
Number Island
/
Master
Master · 2026-11-08
★★★★★
Form groups of adjacent cells (above, below, left, or right) that add up to:
7
2
2
8
20
18
6
7
14
24
2
6
7
0
5
2
3
2
0
0
0
8
0
4
0
5
2
7
6
6
8
0
9
3
8
7
0
4
0
6
6
5
7
9
3
7
0
0
4
1
8
5
5
2
2
4
0
5
0
6
7