Kakurasu

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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This Month
1.	Rhododendron	00:09.09
2.	Fragler	00:10.75
3.	grimmgirlfandom	00:12.29
4.	Dorice	00:13.91
5.	banu2972banu	00:16.25
6.	cAutioned_	00:21.57
7.	takerusan	00:28.33
8.	JTanzer	00:29.86
9.	spydermonkee	00:38.54
10.	dingeldrum	00:38.92
11.	tobymgk	00:46.23
12.	Efran	00:47.36
13.	RobitussinFlow	01:26.60
14.	Soham Bhosale	02:01.79
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This Week
1.	Dorice	00:13.91
2.	takerusan	00:28.33
3.	Soham Bhosale	02:01.79
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Today
1.	takerusan	00:28.33
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MO3
1.	Douglas Shamlin Jr.	00:05.90
2.	BrownJohnDoe	00:06.33
3.	Vezzick	00:07.15
4.	Dymond	00:09.27
5.	numbrr	00:09.35
6.	Nick	00:09.52
7.	vowels	00:09.58
8.	Juice	00:09.67
9.	Eskimosnake	00:09.77
10.	Preston10	00:09.85

AO5
1.	Douglas Shamlin Jr.	00:05.89
2.	BrownJohnDoe	00:06.73
3.	Vezzick	00:08.47
4.	numbrr	00:09.59
5.	vowels	00:10.00
6.	Preston10	00:10.09
7.	Dymond	00:10.13
8.	Nick	00:10.25
9.	Juice	00:10.45
10.	Eskimosnake	00:11.09

AO12
1.	Douglas Shamlin Jr.	00:06.68
2.	BrownJohnDoe	00:09.84
3.	Vezzick	00:10.48
4.	Preston10	00:10.93
5.	vowels	00:10.97
6.	numbrr	00:11.29
7.	Dymond	00:11.42
8.	Nick	00:11.59
9.	Eskimosnake	00:12.01
10.	Juice	00:13.54

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	cheyette	00:00.122
3.	BertinSylux98	00:00.277

* 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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2025-09-18 18:16:41

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