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
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Today
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MO3
1. vowels
132
04:22.55
2. suuperch
82
04:55.84
3. FAlin
136
04:58.16
4. bearn
108
05:28.95
5. XuanLan
91
05:35.75
6. Usoppsky
66
06:08.70
7. Andy100
78
06:23.83
8. PHCC2021
38
06:25.26
9. Amber Paige
67
06:34.22
10. major414
52
06:34.45
AO5
1. FAlin
136
05:00.38
2. suuperch
82
05:02.04
3. vowels
132
05:13.24
4. XuanLan
91
05:49.40
5. bearn
108
06:07.17
6. Usoppsky
66
06:20.93
7. major414
52
06:28.57
8. Andy100
78
06:41.95
9. Kaitzschu
112
07:13.33
10. a979453451
120
07:29.00
AO12
1. Andy100
78
07:03.62
2. fn
90
08:44.28
3. GeorgPfleger
65
09:08.49
4. adam eve
99
11:23.71
5. Dunnowhattodo
111
42:17.58
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Robots / programmatic solversinfo  
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* 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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2022-05-29 05:47:46

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