Shikaku

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.

Video Tutorial

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This Month
1.	DukeAmsterdam	00:40.91
2.	ypw19	00:43.28
3.	numbrr	00:48.40
4.	qobi	00:50.33
5.	GeorgPfleger	00:55.38
6.	JOJOOOOOO	01:01.51
7.	Rickieman86	01:30.83
8.	eRogue	01:39.26
9.	TheBigMD	01:42.23
10.	Colleen2023	01:42.69
11.	ChinaKongfufu	01:45.22
12.	eonhochang	01:48.10
13.	305Tjan	02:00.64
14.	AnnaMGS	02:04.38
15.	HHong	02:07.46
16.	crylandh	02:18.04
17.	Richrrad	02:27.05
18.	brooke1092	02:28.83
19.	Chobab	03:16.85
20.	Goochelaar	03:18.02

This Week
1.	ypw19	00:43.28
2.	GeorgPfleger	00:55.38
3.	HHong	02:11.18
4.	Chobab	03:16.85
5.	Dorice	04:11.87
6.	tangning	08:45.79
7.	chocolateonions	10:26.01
8.	--- empty ---	--:--
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Today
1.	GeorgPfleger	00:55.38
2.	HHong	02:15.59
3.	--- empty ---	--:--
4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
8.	--- empty ---	--:--
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17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

MO3
1.	vowels	00:31.91
2.	bearn	00:35.40
3.	demian2	00:35.74
4.	sfumato	00:42.83
5.	Icay	00:42.93
6.	mtanzer	00:42.94
7.	qqwref	00:44.89
8.	qobi	00:51.01
9.	eonhochang	00:52.20
10.	arcer	00:52.65

AO5
1.	vowels	00:31.91
2.	demian2	00:37.73
3.	bearn	00:38.87
4.	Icay	00:43.17
5.	sfumato	00:46.40
6.	qqwref	00:47.95
7.	mtanzer	00:48.68
8.	qobi	00:51.01
9.	arcer	00:53.35
10.	eonhochang	00:53.77

AO12
1.	vowels	00:39.61
2.	bearn	00:44.46
3.	Icay	00:49.29
4.	mtanzer	00:54.07
5.	qqwref	00:56.08
6.	qobi	01:02.60
7.	arcer	01:03.09
8.	eonhochang	01:03.48
9.	sfumato	01:03.92
10.	BingBongBob	01:08.49

Robots / programmatic solvers		info
1.	tlstyer	00:00.009
2.	Charlie Li	00:00.957
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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2023-09-22 22:35:22

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