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. suuperch
83
02:27.36
2. vowels
138
02:27.64
3. FAlin
137
02:49.98
4. hoodxxc
112
03:13.93
5. XuanLan
92
03:19.33
6. KaedeLen
37
03:28.46
7. Kunabanana
49
03:29.29
8. bearn
112
03:35.91
9. Sam9375
159
03:43.28
10. major414
52
03:45.40
AO5
1. suuperch
83
02:29.68
2. vowels
138
02:40.89
3. FAlin
137
02:54.03
4. hoodxxc
112
03:29.62
5. XuanLan
92
03:29.90
6. KaedeLen
37
03:31.98
7. bearn
112
03:38.37
8. major414
52
03:44.72
9. mp3some
47
03:46.81
10. Sam9375
159
03:58.57
AO12
1. suuperch
83
02:49.09
2. vowels
138
03:28.52
3. FAlin
137
03:30.76
4. hoodxxc
112
03:38.18
5. mp3some
47
04:19.42
6. major414
52
04:21.29
7. Sam9375
159
04:24.45
8. KaedeLen
37
04:30.57
9. Andy100
80
04:31.50
10. Kaitzschu
117
04:34.40
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.
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2022-07-06 22:56:25

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