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.	demian2	00:23.14
2.	vowels	00:27.99
3.	eonhochang	00:52.97
4.	qobi	00:53.31
5.	Dorice	00:56.55
6.	alzi4825	00:57.87
7.	ooriginallname	01:00.20
8.	Geras	01:01.27
9.	GeorgPfleger	01:09.04
10.	Ailurus	01:25.74
11.	Make	01:29.97
12.	Harry_Canyon	01:34.02
13.	Skutti	01:37.14
14.	no1mayjah	01:59.29
15.	missphy6	02:20.66
16.	Dystopiik	02:24.93
17.	Leon01	02:26.38
18.	feasel	02:28.20
19.	Taiwan1min	02:35.46
20.	zzingzi	02:51.32

This Week
1.	qobi	00:53.31
2.	alzi4825	00:57.87
3.	Geras	01:01.27
4.	GeorgPfleger	01:09.04
5.	missphy6	02:20.66
6.	Dystopiik	02:24.93
7.	feasel	02:28.20
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 ---	--:--

Today
1.	alzi4825	00:57.87
2.	GeorgPfleger	01:09.04
3.	missphy6	03:57.91
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	00:35.74
2.	vowels	00:38.76
3.	sfumato	00:42.83
4.	mtanzer	00:42.94
5.	qqwref	00:44.89
6.	qobi	00:51.01
7.	arcer	00:52.65
8.	Sam9375	00:53.29
9.	bearn	00:55.43
10.	eonhochang	00:56.74

AO5
1.	demian2	00:37.73
2.	vowels	00:41.37
3.	sfumato	00:46.40
4.	qqwref	00:47.95
5.	mtanzer	00:48.68
6.	qobi	00:51.01
7.	arcer	00:53.35
8.	bearn	00:57.28
9.	Sam9375	00:58.07
10.	eonhochang	00:58.18

AO12
1.	vowels	00:47.00
2.	mtanzer	00:54.07
3.	qqwref	00:56.08
4.	qobi	01:02.60
5.	arcer	01:03.09
6.	sfumato	01:03.92
7.	bearn	01:04.14
8.	Sam9375	01:12.86
9.	hoodxxc	01:13.88
10.	eonhochang	01:16.09

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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2022-07-06 23:08:37

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