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. Kutner17
157
00:09.64
2. Beastinboston
61
00:10.91
3. effek05
51
00:13.19
4. koogel
27
00:15.59
5. absolbot#6708
18
00:28.44
6. redbag
38
00:31.62
7. Z.Ang-1
1
00:34.73
8. JerryG 00:38.49
9. Eta3eta 00:46.52
10. Joris Brouwer
45
00:56.28
11. santhone 02:55.12
12. Uthor 24d 20:31:23.64
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This Week
1. Beastinboston
61
00:10.91
2. redbag
38
00:55.87
3. JerryG 01:16.05
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Today
1. JerryG 01:16.59
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MO3
1. Douglas Shamlin Jr.
722
00:03.80
2. BrownJohnDoe
204
00:03.85
3. numbrr
321
00:04.36
4. vowels
216
00:04.50
5. Vezzick
187
00:04.72
6. Preston10
109
00:05.42
7. Nick
217
00:06.10
8. Make
285
00:06.45
9. BingBongBob
108
00:06.82
10. Chen Wang
111
00:07.06
AO5
1. Douglas Shamlin Jr.
722
00:03.84
2. BrownJohnDoe
204
00:04.63
3. numbrr
321
00:04.68
4. vowels
216
00:05.13
5. Vezzick
187
00:05.37
6. Preston10
109
00:05.83
7. Nick
217
00:06.50
8. Chen Wang
111
00:07.05
9. Make
285
00:07.20
10. BingBongBob
108
00:07.25
AO12
1. Douglas Shamlin Jr.
722
00:04.75
2. Vezzick
187
00:06.67
3. BrownJohnDoe
204
00:06.74
4. vowels
216
00:06.84
5. numbrr
321
00:07.00
6. Preston10
109
00:07.85
7. Chen Wang
111
00:08.53
8. BingBongBob
108
00:08.62
9. Nick
217
00:08.92
10. Make
285
00:09.36
Robots / programmatic solversinfo  
1.tlstyer
151
00:00.006
2.siebi
1
00:00.010
3.cheyette00:00.105

* 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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