Number Island
Archive
Stats
Easy
Medium
Long
Number Island
/
Archive
/
Master
Master · 2026-09-22
Form groups of adjacent cells (above, below, left, or right) that add up to:
5
43
4
9
7
3
26
10
9
6
2
6
5
0
2
2
0
0
0
0
0
0
8
7
0
4
8
1
0
9
0
7
7
1
6
2
9
6
0
3
5
5
3
0
0
2
2
4
6
1
9
0
8
0
9
0
6
8
2
0
6