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.	Dorice	01:20.40
2.	Lespring22	02:09.82
3.	crema	02:58.08
4.	tworivers	03:19.73
5.	hq4hq	03:20.41
6.	mmmoongoddess	03:29.97
7.	pandabiubiu	03:58.06
8.	css861	04:11.78
9.	spen sp2	05:24.68
10.	olwd	08:04.32
11.	Ariadna	10:54.38
12.	slyguy519	24d 20:31:23.64
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This Week
1.	Dorice	01:45.06
2.	mmmoongoddess	03:29.97
3.	spen sp2	05:24.68
4.	css861	05:39.33
5.	Ariadna	10:54.38
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Today
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MO3
1.	nabi	00:48.32
2.	numbrr	00:49.33
3.	Make	01:01.00
4.	qqwref	01:11.83
5.	Douglas Shamlin Jr.	01:22.40
6.	vx14	01:23.64
7.	SilverHawk	01:24.09
8.	IzAlexandre2	01:24.53
9.	thrasymachus	01:27.97
10.	beatrixwashere	01:29.37

AO5
1.	nabi	00:48.32
2.	numbrr	00:50.66
3.	Make	01:00.81
4.	qqwref	01:09.90
5.	Douglas Shamlin Jr.	01:24.65
6.	SilverHawk	01:25.86
7.	IzAlexandre2	01:27.31
8.	vx14	01:29.60
9.	LittlePiggy	01:33.20
10.	boru	01:33.50

AO12
1.	nabi	00:52.40
2.	numbrr	00:57.75
3.	Make	01:08.18
4.	qqwref	01:14.36
5.	SilverHawk	01:28.95
6.	IzAlexandre2	01:32.30
7.	vx14	01:34.66
8.	thrasymachus	01:37.66
9.	LittlePiggy	01:39.93
10.	TGOokami	01:40.60

Robots / programmatic solvers		info
1.	tlstyer	00:00.009
2.	jllachan	00:00.492
3.	BertinSylux98	00:01.359

* 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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2025-10-14 04:37:58

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