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, righ click to place an X.

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Kakurasu


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

This Month
1.dharvey765
11
00:01.57
2.IceRune
55
00:01.92
3.rtj
91
00:02.24
4.quack00:02.90
5.Ben65732
54
00:02.95
6.jumaropa00:03.83
7.mihriban00:03.88
8.atzhh
22
00:03.94
9.Illcat
12
00:04.03
10.Conceited_2
71
00:04.17
11.bohemio1700:04.26
12.sudokumister00:04.27
13.HighlandP
25
00:04.65
14.Magnus33000:04.72
14.benjamin17200:04.72
16.Victorious1
15
00:04.76
17.P
19
00:05.27
18.Timbojimbo908
1
00:05.39
19.Aroks
12
00:05.47
20.Andy100
19
00:05.58
This Week
1.dharvey765
11
00:01.86
2.Ben65732
54
00:02.95
3.rtj
91
00:02.96
4.mihriban00:03.88
5.atzhh
22
00:03.94
6.Conceited_2
71
00:04.70
7.P
19
00:05.32
8.Andy100
19
00:05.58
9.beo7500:06.16
10.Bacongood
21
00:06.52
11.HackMan00:06.86
12.SydGorman
42
00:07.57
13.ichigo
13
00:08.98
14.Uri Gotman
10
00:09.36
15.Dorice
62
00:09.76
16.ovcharenko00:11.15
17.Fastfaxer
41
00:12.20
18.Niexiaoxi
3
00:14.00
19.Smedberg
8
00:24.24
20.Huy Khoa Ngô
3
01:18.55
Today
1.rtj
91
00:02.96
2.P
19
00:05.32
3.Dorice
62
00:09.76
4.SydGorman
42
00:12.50
5.Huy Khoa Ngô
3
01:18.55
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.anonymous
55
00:02.73
2.anonymous
11
00:02.84
3.anonymous
91
00:03.02
4.anonymous
12
00:05.27
5.atzhh
22
00:06.01
6.anonymous
19
00:06.02
7.anonymous
71
00:06.21
8.anonymous
7
00:07.85
9.P
19
00:08.73
10.anonymous
42
00:09.02
AO5
1.anonymous
11
00:02.84
2.anonymous
55
00:03.23
3.anonymous
91
00:03.32
4.atzhh
22
00:06.25
5.anonymous
12
00:06.49
6.anonymous
71
00:06.81
7.anonymous
19
00:07.99
8.anonymous
7
00:08.26
9.P
19
00:08.89
10.anonymous
42
00:09.10
AO12
1.anonymous
91
00:03.57
2.anonymous
55
00:04.11
3.anonymous
71
00:07.39
4.anonymous
12
00:07.45
5.atzhh
22
00:07.92
6.anonymous
42
00:11.25
7.P
19
00:11.48
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
Robots / programmatic solversinfo  
1.BertinSylux98
34
00:00.24
2.--- empty -----:--
3.--- empty -----:--

* 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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