Kakurasu


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Kakurasu is a logic puzzle with simple rules and challenging solutions.

The rules are simple.Kakurasu is played on a rectangular grid with no standard size.
The goal is to make some of the cells black in such a way that:
1. The black cells on each row sum up to the number on the right.
2. The black cells on each column sum up to the number on the bottom.
3. If a black cell is first on its row/column its value is 1. If it is second its value is 2 etc.

Click a cell to make it black, right click to place an X.

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Kakurasu


4x4 Easy Kakurasu | 4x4 Hard Kakurasu | 5x5 Easy Kakurasu | 5x5 Hard Kakurasu | 6x6 Easy Kakurasu | 6x6 Hard Kakurasu | 7x7 Easy Kakurasu | 7x7 Hard Kakurasu | 8x8 Easy Kakurasu | 8x8 Hard Kakurasu | 9x9 Easy Kakurasu | 9x9 Hard Kakurasu

New Puzzle
This Month
1. Dorice
275
00:13.10
2. kennethaw88
164
00:15.60
3. Macy
68
00:19.18
4. Savia
89
00:33.38
5. windex42
38
00:38.69
6. dave73000 01:09.75
7. JerryG 01:41.14
8. SidGu
56
06:44.62
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This Week
1. kennethaw88
164
00:15.60
2. Dorice
275
00:20.87
3. windex42
38
00:38.69
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Today
1. kennethaw88
164
00:15.60
2. Dorice
275
00:20.87
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4.--- empty -----:--
5.--- empty -----:--
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MO3
1. Douglas Shamlin Jr.
724
00:05.90
2. BrownJohnDoe
204
00:06.33
3. numbrr
327
00:07.01
4. Vezzick
189
00:07.15
5. Preston10
110
00:08.38
6. Dymond
219
00:09.27
7. PuzzleMaestro
109
00:09.38
8. Nick
217
00:09.52
9. vowels
216
00:09.58
10. Cloverdroid
141
00:09.67
AO5
1. Douglas Shamlin Jr.
724
00:05.89
2. BrownJohnDoe
204
00:06.73
3. numbrr
327
00:07.01
4. Vezzick
189
00:08.47
5. Preston10
110
00:09.12
6. vowels
216
00:10.00
7. Make
288
00:10.09
8. Dymond
219
00:10.13
9. FiloNiloPilo
57
00:10.22
10. Nick
217
00:10.25
AO12
1. Douglas Shamlin Jr.
724
00:06.68
2. numbrr
327
00:09.28
3. Preston10
110
00:09.80
4. BrownJohnDoe
204
00:09.84
5. Vezzick
189
00:10.48
6. vowels
216
00:10.97
7. Make
288
00:11.00
8. Dymond
219
00:11.42
9. Nick
217
00:11.59
10. Eskimosnake
114
00:12.01
Robots / programmatic solversinfo  
1.tlstyer
157
00:00.006
2.siebi
1
00:00.007
3.cheyette00:00.122

* 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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