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

This Month
1. BrownJohnDoe
191
 00:01.77
2. Truth-or-Peace
58
 00:03.03
3. DJdeMaster
13
 00:03.12
4. JPEFTL
71
 00:03.13
5. MrMythicorn
43
 00:03.29
6. grimmgirlfandom
40
 00:03.31
7. Oryn
121
 00:03.38
8. Rhododendron
57
 00:03.48
9. CapybaraChills
12
 00:03.51
10. prinsed 00:03.68
11. ACX
31
 00:03.86
12. Dorice
190
 00:04.01
13. IzAlexandre2
108
 00:04.04
14. Ecarlate 00:04.05
15. ‎
22
 00:04.94
16. Barkingdeer
11
 00:05.85
17. gw112
7
 00:05.87
18. MRP
86
 00:06.68
19. bugelover
7
 00:06.71
20. missPear 00:06.78
This Week
1. JPEFTL
71
 00:03.13
2. Rhododendron
57
 00:03.48
3. Dorice
190
 00:04.01
4. Barkingdeer
11
 00:05.85
5. ‎‎‎‎‎‎...
27
 00:07.42
6. GS128
475
 00:08.17
7.  iPhone 15 Pro
15
 00:09.16
8. Olmitela
13
 00:12.85
9. Confr1ngo
43
 00:14.98
10. w24w40w
12
 00:15.67
11. 68030RC25 00:20.04
12. alexPlux
82
 00:21.44
13. Punkb
11
 00:24.66
14. Ricco
10
 00:29.36
15. PallasAthene
58
 00:38.80
16. Rohangoemaere
3
 01:07.87
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
Today
1. Barkingdeer
11
 00:05.85
2.--- empty -----:--
3.--- empty -----:--
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
MO3
1. Douglas Shamlin Jr.
523
 00:01.56
2. vowels
200
 00:01.64
3. boru
91
 00:01.86
4. Nick
217
 00:02.15
5. 7k enjoyer
146
 00:02.17
5. qqwref
258
 00:02.17
7. BrownJohnDoe
191
 00:02.19
8. miki2003pl
58
 00:02.24
9. Ben65732
127
 00:02.27
10.--- empty -----:--
AO5
1. vowels
200
 00:01.56
2. Douglas Shamlin Jr.
523
 00:01.71
3. miki2003pl
58
 00:02.22
4. Nick
217
 00:02.25
5. boru
91
 00:02.28
6. BrownJohnDoe
191
 00:02.30
7. qqwref
258
 00:02.32
8. NooM
215
 00:02.43
9. jai22933
22
 00:02.50
10.--- empty -----:--
AO12
1. vowels
200
 00:01.91
2. Douglas Shamlin Jr.
523
 00:01.99
3. boru
91
 00:02.53
4. Nick
217
 00:02.61
5. BrownJohnDoe
191
 00:02.63
6. qqwref
258
 00:02.75
7. miki2003pl
58
 00:02.78
8. Ben65732
127
 00:02.80
9. jai22933
22
 00:02.85
10.--- empty -----:--
Robots / programmatic solversinfo  
1.tlstyer
1325
00:00.009
2.4s4f400:00.225
3.BertinSylux98
34
00:00.249

* 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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2023-12-02 09:15:38

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