24
66
22
32
80
4
30
21
64
18
110
30
48
13
2
90
8
44
19
40
28
38
24
105
48
44
11
55
2
15
4
5
6
15
6
126
10
10
2
7
18
3
6
8
8
7
5
15
7
4
11
6
2
8
2
15
14
2
3
6
8
2
7
20
9
8
4
2
8
2
4
3
2
2
2
3
12
2
1
1
2
2
2
2
2
1
1
2
2
2
1
1
2

master · 40 x 40

How to play

Divide the grid into rectangles and squares. Every shape must contain exactly one number, and its area must match that number.

Desktop

Click and drag to draw. Right-click a rectangle to remove it.

Mobile

Tap the first and last cell to draw. Press and hold to remove.

Found a problem? Send me an email and include your device and browser.