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.	lpbxszpd	00:02.15
2.	RaiT	00:02.43
3.	Kukko	00:02.58
4.	nigh7sh4de	00:02.82
5.	thall	00:02.96
6.	prinsed	00:03.17
7.	WIKENSDIKS	00:03.31
8.	daspore	00:03.68
9.	mrgmath	00:03.93
10.	yayrii	00:04.04
11.	nosenugget	00:04.15
12.	Zhivko	00:04.19
13.	PetitSouris	00:04.30
14.	jaripetteri	00:04.38
15.	3kariMonka	00:04.52
16.	si1verwind	00:04.55
17.	Verigold	00:04.73
18.	arod97	00:04.76
19.	tskitstki	00:04.93
20.	Axiomatically_confus...	00:04.96

This Week
1.	prinsed	00:03.17
2.	Zhivko	00:04.19
3.	MushroomsCavern	00:05.36
4.	xxh1999	00:05.65
5.	junesnow17	00:10.68
6.	Conceited_2	00:11.11
7.	eatatjoes	00:12.96
8.	trLBumm	00:16.52
9.	momoi	00:20.53
10.	Samuelflorr	00:24.15
11.	Lionell	00:28.39
12.	MarlingMath	00:37.18
13.	--- empty ---	--:--
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Today
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4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
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14.	--- empty ---	--:--
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16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

MO3
1.	Douglas Shamlin Jr.	00:01.39
2.	vowels	00:01.64
3.	Vezzick	00:01.85
4.	boru	00:01.86
5.	numbrr	00:02.13
6.	Nick	00:02.15
7.	7k enjoyer	00:02.17
7.	qqwref	00:02.17
9.	BrownJohnDoe	00:02.19
10.	jaybrainer	00:02.21

AO5
1.	Douglas Shamlin Jr.	00:01.55
2.	vowels	00:01.56
3.	Vezzick	00:01.81
4.	miki2003pl	00:02.22
5.	Nick	00:02.25
6.	boru	00:02.28
7.	BrownJohnDoe	00:02.30
8.	qqwref	00:02.32
9.	numbrr	00:02.37
10.	Emil1233	00:02.41

AO12
1.	Douglas Shamlin Jr.	00:01.78
2.	vowels	00:01.91
3.	Vezzick	00:02.36
4.	boru	00:02.53
5.	Nick	00:02.61
6.	BrownJohnDoe	00:02.63
7.	numbrr	00:02.73
8.	qqwref	00:02.75
9.	miki2003pl	00:02.78
10.	Ben65732	00:02.80

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	cheyette	00:00.105
3.	4s4f4	00:00.225

* 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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2025-12-18 05:36:38

www.puzzle-kakurasu.com

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