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
1.demian2
40
00:01.83
2.BigChungus00:02.81
2.vowels
63
00:02.81
4.sfumato
97
00:03.47
5.arcer
64
00:03.53
6.flaccoofshikaku00:03.88
7.qobi
91
00:04.16
8.PatrizioMN
4
00:04.32
9.OpOnion
6
00:04.63
10.SirDiscalot
25
00:04.67
11.Kaitzschu
76
00:04.76
12.Jaycob
65
00:04.83
13.James Staddon
14
00:04.90
14.Akyte
5
00:05.50
15.Day
5
00:05.64
16.Bendik Stenberg
19
00:05.71
17.Kyra05
15
00:05.74
18.Another00:05.81
19.Bo Tie
6
00:05.87
20.borophyll
16
00:05.92
This Week
1.demian2
40
00:01.83
2.sfumato
97
00:03.47
3.OpOnion
6
00:04.63
4.Jaycob
65
00:04.83
5.qobi
91
00:04.89
6.James Staddon
14
00:04.90
7.SirDiscalot
25
00:04.97
8.Kyra05
15
00:05.74
9.Another00:05.81
10.GeorgPfleger
60
00:05.94
11.jeszon
34
00:06.15
12.Danilko
59
00:06.66
13.Fedig
15
00:06.83
14.Akyte
5
00:06.92
15.Day
5
00:07.93
16.suckitgreenboii00:09.19
17.Hailee Hall
3
00:09.84
18.Dorice
84
00:09.86
19.Boidanater00:11.40
20.twick6800:11.52
Today
1.OpOnion
6
00:04.63
2.GeorgPfleger
60
00:05.94
3.jeszon
34
00:11.35
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
MO3
1.demian2
40
00:02.32
2.sfumato
97
00:03.81
3.IHNN1
6
00:04.12
4.mtanzer
94
00:04.14
5.vowels
63
00:04.21
6.million
47
00:04.28
7.savebog
11
00:04.29
8.Geras
41
00:04.31
9.qobi
91
00:04.44
10.arcer
64
00:04.48
AO5
1.demian2
40
00:02.50
2.sfumato
97
00:03.94
3.vowels
63
00:04.04
4.savebog
11
00:04.29
5.IHNN1
6
00:04.33
6.mtanzer
94
00:04.59
7.qobi
91
00:04.64
8.tuberculosis
21
00:04.78
9.SirDiscalot
25
00:04.93
10.poepjes
20
00:04.95
AO12
1.demian2
40
00:02.86
2.sfumato
97
00:04.46
3.savebog
11
00:05.15
4.IHNN1
6
00:05.22
4.vowels
63
00:05.22
6.arcer
64
00:05.31
7.mtanzer
94
00:05.34
8.qobi
91
00:05.47
9.SirDiscalot
25
00:05.48
10.tuberculosis
21
00:05.49
Robots / programmatic solversinfo  
1.tlstyer
1314
00:00.009
2.Charlie Li
60
00:00.709
3.--- empty -----:--

* 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 13:24:14

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