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. coolcoolguy65
83
00:38.87
2. vowels
180
00:44.06
3. eonhochang
38
00:52.20
4. qobi
151
01:07.97
5. Klipstic 01:24.48
6. GeorgPfleger
71
01:27.48
7. gemelo
12
01:40.19
8. raihan RAT
14
01:46.82
9. iwtkms
17
01:48.73
10. HannesB 01:49.81
11. Infinite_666
47
01:49.82
12. Goubtless
49
02:01.22
13. Icay
114
02:04.35
14. ucobevoli
39
02:06.93
15. Dylanor11#0858
17
02:10.05
16. Skutti 02:15.15
17. p.b.
47
02:18.36
18. SniffTO 02:18.52
19. selenae 02:29.79
20. BeccaWorm
43
02:35.00
This Week
1. eonhochang
38
00:52.20
2. GeorgPfleger
71
01:27.48
3. raihan RAT
14
01:46.82
4. Dylanor11#0858
17
02:10.05
5. Altair288
4
02:43.14
6. p.b.
47
02:59.72
7. twpreato 03:44.17
8. jdubs
41
03:46.17
9. corrian998 04:18.78
10. buttmuncher
5
05:33.97
11. lez
3
05:44.32
12. wztjubuaa 06:54.67
13. MatiasRF
6
08:35.58
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Today
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MO3
1. coolcoolguy65
83
00:44.13
2. vowels
180
00:48.10
3. demian2
61
00:55.33
4. mp3some
83
01:03.41
5. hoodxxc
154
01:03.86
6. qqwref
230
01:05.44
7. sfumato
161
01:09.81
8. major414
60
01:10.09
9. mtanzer
140
01:10.42
10. Enderbrine
94
01:11.44
AO5
1. coolcoolguy65
83
00:47.39
2. vowels
180
00:52.06
3. hoodxxc
154
01:03.89
4. mp3some
83
01:05.85
5. demian2
61
01:06.28
6. qqwref
230
01:09.09
7. major414
60
01:10.67
8. mtanzer
140
01:13.59
9. Enderbrine
94
01:14.62
10. qobi
151
01:14.74
AO12
1. coolcoolguy65
83
00:57.81
2. vowels
180
00:58.19
3. mp3some
83
01:16.44
4. qqwref
230
01:21.33
5. hoodxxc
154
01:23.77
6. mtanzer
140
01:25.15
7. major414
60
01:27.00
8. bearn
139
01:27.04
9. qobi
151
01:27.07
10. suuperch
93
01:29.46
Robots / programmatic solversinfo  
1.tlstyer
1315
00:00.009
2.Charlie Li
60
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.
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2023-03-29 04:23:31

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