Hitori

Hitori is a logic puzzle with simple rules and challenging solutions.

The rules of Hitori are simple:
You have to shade some of the cells of the grid according to the rules:
- No number should appear unshaded more than once in a row or a column.
- 2 black cells cannot be adjacent horizontally or vertically.
- All non-shaded cells should be connected in a single group by vertical or horizontal motion.

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This Month
1.	JZE	00:04.07
2.	I. A. L. M. +	00:09.79
3.	pouldu	00:18.85
4.	HackMan	00:22.73
5.	doctorbutterfly	00:30.03
6.	Tintin	00:41.12
7.	Rickieman86	00:56.96
8.	Soham Bhosale	01:08.76
9.	sisi	01:12.86
10.	ᄋᄋᄌ	01:56.70
11.	a p	02:50.70
12.	CroMa	04:01.76
13.	RobitussinFlow	05:00.13
14.	--- empty ---	--:--
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This Week
1.	HackMan	00:22.73
2.	doctorbutterfly	00:30.03
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Today
1.	HackMan	00:22.73
2.	--- empty ---	--:--
3.	--- empty ---	--:--
4.	--- empty ---	--:--
5.	--- empty ---	--:--
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MO3
1.	nabi	00:02.41
2.	vowels	00:02.66
2.	BingBongBob	00:02.66
4.	jai22933	00:02.70
5.	anonymous	00:03.32
6.	numbrr	00:03.76
7.	haramey	00:04.74
8.	anonymous	00:04.96
9.	anonymous	00:05.36
10.	jaybrainer	00:05.73

AO5
1.	nabi	00:02.58
2.	BingBongBob	00:02.74
3.	vowels	00:03.02
4.	jai22933	00:03.04
5.	anonymous	00:03.35
6.	numbrr	00:04.31
7.	haramey	00:05.29
8.	Make	00:06.00
9.	IzAlexandre2	00:06.20
10.	jaybrainer	00:06.34

AO12
1.	nabi	00:02.95
2.	BingBongBob	00:03.08
3.	vowels	00:03.94
4.	jai22933	00:04.05
5.	anonymous	00:04.34
6.	numbrr	00:05.18
7.	IzAlexandre2	00:06.85
8.	qqwref	00:07.00
9.	Make	00:07.06
10.	jaybrainer	00:07.71

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	jllachan	00:00.496
3.	BertinSylux98	00:00.639

* 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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2025-07-13 03:57:18

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