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.	piupiu	00:09.00
2.	catapostrophe	00:12.56
3.	Truth-or-Peace	00:12.97
4.	zooandroo	00:15.37
5.	pouldu	00:21.55
6.	jaripetteri	00:23.36
7.	MRP	00:27.62
8.	Yo	00:34.23
9.	Dorice	00:35.77
10.	k03ih01	00:42.05
11.	CeaselessWatcher	00:42.73
12.	grimmgirlfandom	01:00.63
13.	tuberculosis	01:03.18
14.	yosiaki	01:04.99
15.	Anakin Skywalker	01:09.81
16.	Lua	01:14.16
17.	Koakuma	01:21.79
18.	davidl9999	01:22.56
19.	Anıl Gürbüz	02:04.94
20.	yanzg2022	02:28.70

This Week
1.	piupiu	00:09.00
2.	pouldu	00:21.55
3.	tuberculosis	01:03.18
4.	Anakin Skywalker	01:09.81
5.	Lua	01:14.16
6.	CeaselessWatcher	01:16.31
7.	redpanda	03:25.76
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Today
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MO3
1.	Confr1ngo	00:01.91
2.	Logar	00:06.27
3.	Douglas Shamlin Jr.	00:06.33
4.	BrownJohnDoe	00:06.78
5.	vowels	00:07.95
6.	numbrr	00:08.51
7.	Vezzick	00:10.26
8.	Nick	00:10.72
9.	BingBongBob	00:11.12
10.	IceRune	00:11.16

AO5
1.	Confr1ngo	00:01.96
2.	Douglas Shamlin Jr.	00:07.51
3.	BrownJohnDoe	00:07.60
4.	Logar	00:08.00
5.	vowels	00:09.59
6.	numbrr	00:10.41
7.	Vezzick	00:10.71
8.	Nick	00:11.53
9.	BingBongBob	00:13.24
10.	missPear	00:14.08

AO12
1.	Confr1ngo	00:02.21
2.	Douglas Shamlin Jr.	00:08.69
3.	Logar	00:09.32
4.	BrownJohnDoe	00:11.44
5.	Vezzick	00:13.97
6.	vowels	00:14.13
7.	BingBongBob	00:14.35
8.	Dymond	00:15.42
9.	Nick	00:15.75
10.	missPear	00:16.29

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	BertinSylux98	00:00.280
3.	browserEx	00:00.502

* 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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2025-04-30 09:16:56

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