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.	littletart	04:43.25
2.	Dorice	05:56.66
3.	Aylantha	07:02.45
4.	rekted	07:23.21
5.	crema	09:07.70
6.	oflggqwe	10:58.24
7.	ktaklearns	21:04.09
8.	Edash	21:51.28
9.	Klappa en ko	22:32.30
10.	凉風星宫	26:37.98
11.	olwd	40:22.70
12.	Illuminerosy	5d 23:57:27.30
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This Week
1.	rekted	07:23.21
2.	Edash	29:13.84
3.	Illuminerosy	5d 23:57:27.30
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Today
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MO3
1.	numbrr	02:15.88
2.	nabi	02:26.69
3.	Make	02:48.50
4.	qqwref	03:24.96
5.	wecestca2	03:28.85
6.	Ola Lenik	03:38.39
7.	vx14	03:38.61
8.	SilverHawk	03:39.89
9.	Timitz	03:41.66
10.	IzAlexandre2	03:48.34

AO5
1.	numbrr	02:33.89
2.	nabi	02:47.41
3.	Make	02:53.22
4.	qqwref	03:33.95
5.	Ola Lenik	03:39.52
6.	wecestca2	03:43.57
7.	vx14	03:43.71
8.	IzAlexandre2	03:48.39
9.	itskiwi	03:54.70
10.	Timitz	04:01.14

AO12
1.	nabi	02:52.95
2.	numbrr	02:53.95
3.	Make	03:08.88
4.	Ola Lenik	04:04.26
5.	qqwref	04:11.05
6.	vx14	04:13.25
7.	itskiwi	04:19.24
8.	wecestca2	04:21.69
9.	anonymous	04:31.60
10.	SilverHawk	04:43.11

Robots / programmatic solvers		info
1.	tlstyer	00:00.019
2.	jllachan	00:00.494
3.	BertinSylux98	00:02.834

* 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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2025-09-18 12:49:32

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