Shikaku


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Shikaku (also known as Rectangles) is a logic puzzle with simple rules and challenging solutions.

The rules are simple. You have to divide the grid into rectangular and square pieces such that each piece contains exactly one number, and that number represents the area of the rectangle.

Click and drag to draw a rectangle. To remove lines use the right mouse button or hold the Ctrl or the Shift key.

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Shikaku


5x5 Shikaku | 7x7 Shikaku | 10x10 Shikaku | 15x15 Shikaku | 20x20 Shikaku | 25x25 Shikaku

This Month
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Today
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MO3
1.suuperch
67
05:13.23
2.bearn
63
05:28.95
3.FAlin
122
05:38.29
4.XuanLan
82
05:38.60
5.Andy100
54
06:59.55
6.GeorgPfleger
60
07:52.14
7.fn
76
08:41.69
8.vowels
63
08:53.43
9.Hybrid
61
09:48.20
10.anonymous
31
10:36.72
AO5
1.suuperch
67
05:12.22
2.GeorgPfleger
60
07:54.36
3.Andy100
54
07:58.62
4.a979453451
97
08:53.52
5.fn
76
09:46.63
6.Claudia Kawai
20
11:05.21
7.Dicko-san
55
12:14.22
8.adam eve
68
12:44.36
9.ccoo1618
41
13:29.77
10.Zipas
77
14:41.37
AO12
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Robots / programmatic solversinfo  
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* MO3 - Mean of 3. The average of 3 consecutive times.
AO5 - Average of 5. The average of 5 consecutive times ignoring the highest and the lowest.
AO12 - Average of 12. The average of 12 consecutive times ignoring the highest and the lowest.
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2021-10-18 14:11:31

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