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.	catapostrophe	00:02.08
2.	GoldChoco36	00:03.22
3.	prinsed	00:03.76
4.	Tinyy	00:03.82
5.	zooandroo	00:03.85
6.	pouldu	00:04.35
7.	Anakin Skywalker	00:05.86
8.	Yo	00:05.91
9.	sutchinger	00:06.38
10.	grimmgirlfandom	00:06.95
11.	Diana Al-Qassim	00:07.28
12.	alzi4825	00:07.65
13.	k03ih01	00:08.64
14.	Kai	00:11.66
15.	yanzg2022	00:12.32
16.	Taco1717	00:12.41
17.	alavaria	00:13.00
18.	CeaselessWatcher	00:14.01
19.	Alkymest	00:14.73
20.	grande1900	00:17.08

This Week
1.	Tinyy	00:03.82
2.	CeaselessWatcher	00:14.60
3.	redpanda	00:29.05
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Today
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MO3
1.	Douglas Shamlin Jr.	00:01.59
2.	vowels	00:01.69
3.	Vezzick	00:01.84
4.	BingBongBob	00:02.00
5.	miki2003pl	00:02.06
6.	Nick	00:02.17
7.	BrownJohnDoe	00:02.28
8.	numbrr	00:02.32
9.	Logar	00:02.36
10.	Emil1233	00:02.46

AO5
1.	Douglas Shamlin Jr.	00:01.70
2.	vowels	00:01.74
3.	Vezzick	00:02.03
4.	miki2003pl	00:02.15
5.	Nick	00:02.26
6.	BingBongBob	00:02.27
7.	BrownJohnDoe	00:02.32
8.	numbrr	00:02.37
9.	Make	00:02.39
10.	Logar	00:02.62

AO12
1.	Douglas Shamlin Jr.	00:01.94
2.	vowels	00:01.95
3.	BingBongBob	00:02.53
4.	Nick	00:02.55
4.	Vezzick	00:02.55
6.	BrownJohnDoe	00:02.70
7.	miki2003pl	00:02.73
8.	numbrr	00:02.90
9.	Logar	00:03.01
10.	NooM	00:03.05

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	4s4f4	00:00.240
3.	BertinSylux98	00:00.248

* 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 08:37:48

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