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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This Week
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Today
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MO3
1. suuperch
83
01:46.03
2. vowels
138
02:12.76
3. FAlin
137
02:19.39
4. Sam9375
159
02:27.30
5. mp3some
47
02:27.85
6. major414
52
02:33.93
7. test
18
02:34.39
8. KaedeLen
37
02:45.11
9. bearn
112
02:47.53
10. Tata Giorgadze
40
02:50.06
AO5
1. suuperch
83
01:58.76
2. vowels
138
02:21.40
3. FAlin
137
02:25.88
4. Sam9375
159
02:35.23
5. mp3some
47
02:39.73
6. major414
52
02:46.01
7. bearn
112
02:47.53
8. XuanLan
92
02:53.46
9. xx1515
53
02:56.16
10. KaedeLen
37
02:57.19
AO12
1. suuperch
83
02:12.13
2. vowels
138
02:31.01
3. FAlin
137
02:43.26
4. Sam9375
159
02:58.50
5. XuanLan
92
03:04.49
6. mp3some
47
03:05.38
7. xx1515
53
03:16.51
8. KaedeLen
37
03:16.58
9. major414
52
03:17.26
10. test
18
03:33.23
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 22:50:07

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