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.	coolcoolguy65	00:28.13
2.	llmt9	00:50.99
3.	Yuyinraoliang	00:54.43
4.	DukeAmsterdam	00:59.71
5.	Lanmo	01:04.95
6.	qobi	01:07.55
7.	Vasek Dousa	01:16.33
8.	GeorgPfleger	01:21.57
9.	eatatjoes	01:22.06
10.	kennethaw88	01:33.37
11.	Colleen2023	01:36.11
12.	fight D	01:39.83
13.	yiran	01:45.13
14.	heystonegalaxy	01:46.71
15.	undersea20l	01:48.19
16.	trj1111	01:58.78
17.	XingYong	02:00.26
18.	Dorice	02:05.79
19.	Lobist	02:17.29
20.	selenae	02:24.10

This Week
1.	coolcoolguy65	00:39.51
2.	Yuyinraoliang	01:02.87
3.	llmt9	01:04.43
4.	qobi	01:07.55
5.	Vasek Dousa	01:16.33
6.	GeorgPfleger	01:21.57
7.	eatatjoes	01:55.52
8.	Dorice	02:18.68
9.	Lanmo	02:27.68
10.	Colleen2023	02:36.31
11.	elliewwang	02:47.21
12.	Randall Hill	02:51.89
13.	RezaGol1	02:52.06
14.	RezaGol	03:10.04
15.	Perusou2	03:31.65
16.	Skutti	03:55.83
17.	Wojti	04:00.16
18.	heystonegalaxy	04:11.23
19.	AnonyMinor	05:46.09
20.	mirotic	06:52.88

Today
1.	AnonyMinor	05:46.09
2.	--- empty ---	--:--
3.	--- empty ---	--:--
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.	coolcoolguy65	00:35.53
2.	vowels	00:41.60
3.	bearn	00:45.18
4.	demian2	00:55.33
5.	zahhydude1	00:55.76
6.	qqwref	00:57.96
7.	DukeAmsterdam	00:59.11
8.	numbrr	00:59.80
9.	anonymous	01:00.82
10.	mp3some	01:03.41

AO5
1.	coolcoolguy65	00:41.15
2.	vowels	00:44.38
3.	bearn	00:53.87
4.	zahhydude1	00:57.56
5.	qqwref	01:01.66
6.	anonymous	01:02.17
7.	hoodxxc	01:03.89
8.	DukeAmsterdam	01:04.29
9.	numbrr	01:05.68
10.	mp3some	01:05.85

AO12
1.	coolcoolguy65	00:48.62
2.	vowels	00:51.97
3.	bearn	01:00.73
4.	zahhydude1	01:10.35
5.	qqwref	01:11.21
6.	anonymous	01:12.93
7.	mp3some	01:16.44
8.	numbrr	01:21.16
9.	Yuyinraoliang	01:21.91
10.	DukeAmsterdam	01:23.11

Robots / programmatic solvers		info
1.	tlstyer	00:00.009
2.	Charlie Li	00:00.967
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.
You need to be logged in to track your averages

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2024-10-06 04:49:22

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