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.	missPear	00:07.77
2.	jaripetteri	00:08.62
3.	NeroHYU	00:11.16
4.	sgychen6	00:11.18
5.	Error	00:12.66
6.	Kutner17	00:12.68
7.	LiMgZn	00:14.06
8.	TXXHMMTBF4869	00:14.11
9.	Kuckucksberg	00:20.59
10.	not2sleepy	00:29.63
11.	Austin Schilling	00:30.23
12.	real8ggt	00:32.41
13.	tzivi	00:37.43
14.	Efran	00:37.80
15.	Fabiogaudo	01:25.17
16.	FunAcroFly	01:39.95
17.	国人TZYS	01:57.34
18.	Strange_Noah	02:46.09
19.	Aswathi Shivan	05:22.20
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This Week
1.	Strange_Noah	02:46.09
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Today
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MO3
1.	Douglas Shamlin Jr.	00:03.80
2.	BrownJohnDoe	00:03.85
3.	vowels	00:04.50
4.	numbrr	00:05.01
5.	Logar	00:05.39
6.	Nick	00:06.10
7.	BingBongBob	00:06.82
8.	Chen Wang	00:07.06
9.	NooM	00:07.12
10.	missPear	00:07.33

AO5
1.	Douglas Shamlin Jr.	00:03.84
2.	BrownJohnDoe	00:04.63
3.	vowels	00:05.13
4.	numbrr	00:05.94
5.	Logar	00:06.32
6.	Nick	00:06.50
7.	Chen Wang	00:07.05
8.	BingBongBob	00:07.25
9.	missPear	00:07.68
10.	qqwref	00:07.75

AO12
1.	Douglas Shamlin Jr.	00:04.75
2.	BrownJohnDoe	00:06.74
3.	vowels	00:06.84
4.	Logar	00:07.03
5.	numbrr	00:07.37
6.	Chen Wang	00:08.53
7.	BingBongBob	00:08.62
8.	Nick	00:08.92
9.	Eskimosnake	00:09.70
10.	Dymond	00:10.02

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	BertinSylux98	00:00.268
3.	browserEx	00:00.472

* 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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2025-02-12 07:57:19

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