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. StillHomeless
3
00:02.47
1. Preston10
47
00:02.47
3. prinsed
30
00:02.59
4. kamikazi
22
00:02.81
5. OuO Seal
9
00:02.93
6. jaripetteri
82
00:03.06
7. TheLoneWolf 00:03.09
8. piscescribb
26
00:03.35
9. weiziyue0000 00:03.67
9. qobi
225
00:03.67
11. Ailurus
175
00:04.15
12. k03ih01
37
00:04.54
13. KETJAK
27
00:05.16
14. Conceited_2
172
00:05.49
15. cugntear
33
00:05.77
16. daspore 00:07.00
17. yyyyyyyejin
68
00:07.36
18. Polaris.
13
00:08.00
19. Yo
34
00:08.08
20. lauraapzz
56
00:08.35
This Week
1. prinsed
30
00:02.69
2. jaripetteri
82
00:04.23
3. Conceited_2
172
00:05.49
4. VenuStar
39
00:08.74
5. EmrHoca
20
00:11.42
6. aleet
3
00:15.12
7. RobitussinFlow
23
00:25.71
8. HackMan
104
00:27.74
9. snowbort 00:49.08
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Today
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MO3
1. Douglas Shamlin Jr.
691
00:01.39
2. vowels
214
00:01.64
3. Vezzick
153
00:01.85
4. boru
103
00:01.86
5. numbrr
295
00:02.13
6. Nick
217
00:02.15
7. 7k enjoyer
193
00:02.17
7. qqwref
259
00:02.17
9. BrownJohnDoe
200
00:02.19
10. jaybrainer
233
00:02.21
AO5
1. Douglas Shamlin Jr.
691
00:01.55
2. vowels
214
00:01.56
3. Vezzick
153
00:01.81
4. miki2003pl
60
00:02.22
5. Nick
217
00:02.25
6. boru
103
00:02.28
7. BrownJohnDoe
200
00:02.30
8. qqwref
259
00:02.32
9. numbrr
295
00:02.37
10. Emil1233
48
00:02.41
AO12
1. Douglas Shamlin Jr.
691
00:01.78
2. vowels
214
00:01.91
3. Vezzick
153
00:02.36
4. boru
103
00:02.53
5. Nick
217
00:02.61
6. BrownJohnDoe
200
00:02.63
7. numbrr
295
00:02.73
8. qqwref
259
00:02.75
9. miki2003pl
60
00:02.78
10. Ben65732
130
00:02.80
Robots / programmatic solversinfo  
1.tlstyer
117
00:00.006
2.cheyette00:00.105
3.4s4f400:00.225

* 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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2025-06-15 03:27:40

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