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. Yuyinraoliang
33
00:45.52
2. GeorgPfleger
76
00:55.38
3. eonhochang
41
01:05.95
4. Lanmo
21
01:07.18
5. John9439
94
01:16.81
6. Wwwww79 01:36.86
7. yiran
7
01:54.81
8. cinnamonbun22
21
01:59.57
9. BestSlanterEver 02:02.67
10. ScorpionMax 02:18.68
11. SoWrong 02:39.50
12. Thombrom
19
02:59.15
13. AnnaMGS 03:09.05
14. Nienna 03:12.46
15. Jella16
9
03:13.91
16. Yveltal 04:17.61
17. BRTRB
7
04:17.84
18. Keumar 04:35.62
19. asdsff
1
04:36.45
20. yefllower
22
06:34.51
This Week
1. Yuyinraoliang
33
00:46.82
2. GeorgPfleger
76
00:55.38
3. John9439
94
01:29.96
4. cinnamonbun22
21
01:59.57
5. BestSlanterEver 02:02.67
6. Nienna 03:12.46
7. yefllower
22
06:34.51
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
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20.--- empty -----:--
Today
1. Yuyinraoliang
33
00:46.82
2.--- empty -----:--
3.--- empty -----:--
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
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16.--- empty -----:--
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18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
MO3
1. vowels
202
00:31.91
2. bearn
195
00:35.40
3. demian2
61
00:35.74
4. zahhydude1
98
00:35.75
5. sfumato
164
00:42.83
6. Icay
170
00:42.93
7. mtanzer
140
00:42.94
8. qqwref
259
00:44.89
9. numbrr
232
00:46.63
10. DukeAmsterdam
38
00:47.78
AO5
1. vowels
202
00:31.91
2. demian2
61
00:37.73
3. bearn
195
00:38.87
4. zahhydude1
98
00:41.09
5. Icay
170
00:43.17
6. sfumato
164
00:46.40
7. qqwref
259
00:47.95
8. mtanzer
140
00:48.68
9. numbrr
232
00:50.14
10. qobi
190
00:51.01
AO12
1. vowels
202
00:39.61
2. bearn
195
00:44.46
3. zahhydude1
98
00:48.69
4. Icay
170
00:49.29
5. mtanzer
140
00:54.07
6. qqwref
259
00:56.08
7. DukeAmsterdam
38
01:00.17
8. Kyra05
56
01:02.12
9. qobi
190
01:02.60
10. haramey
180
01:03.01
Robots / programmatic solversinfo  
1.tlstyer
1340
00:00.009
2.Charlie Li
61
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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2024-04-17 09:58:54

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