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.	tata24	00:40.58
2.	Dorice	00:59.41
3.	GregDiAngelo	01:10.37
4.	pandabiubiu	01:12.99
5.	Taco1717	01:14.62
6.	SA5838	01:25.52
7.	Wuni14	01:51.15
8.	css861	02:01.73
9.	junkdrawer	02:22.78
10.	TJ11235	02:30.07
11.	Peter van Jole	02:50.93
12.	Ale30	03:18.34
13.	Krikke1979	03:28.68
14.	nerdvert	03:30.56
15.	olwd	04:48.35
16.	Partimento	04:57.52
17.	qobi	06:46.52
18.	Soham Bhosale	10:48.71
19.	retrorex	14:17.90
20.	slyguy519	24d 20:31:23.64

This Week
1.	Dorice	00:59.41
2.	pandabiubiu	01:29.39
3.	SA5838	01:40.27
4.	Wuni14	02:38.84
5.	nerdvert	03:30.56
6.	Partimento	04:57.52
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Today
1.	SA5838	01:40.27
2.	--- empty ---	--:--
3.	--- empty ---	--:--
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MO3
1.	nabi	00:18.24
2.	vowels	00:18.90
3.	numbrr	00:21.03
4.	BingBongBob	00:22.37
5.	Make	00:24.02
6.	qqwref	00:24.40
7.	jai22933	00:26.58
8.	SilverHawk	00:26.59
9.	IzAlexandre2	00:29.87
10.	boru	00:31.30

AO5
1.	nabi	00:19.01
2.	vowels	00:20.64
3.	numbrr	00:22.23
4.	BingBongBob	00:23.76
5.	Make	00:24.49
6.	qqwref	00:26.89
7.	SilverHawk	00:29.07
8.	IzAlexandre2	00:31.39
9.	boru	00:31.71
10.	jai22933	00:31.97

AO12
1.	nabi	00:20.19
2.	numbrr	00:24.88
3.	vowels	00:26.82
4.	Make	00:27.08
5.	BingBongBob	00:27.58
6.	qqwref	00:29.11
7.	SilverHawk	00:31.29
8.	IzAlexandre2	00:32.79
9.	jai22933	00:34.22
10.	boru	00:37.05

Robots / programmatic solvers		info
1.	tlstyer	00:00.008
2.	jllachan	00:00.491
3.	BertinSylux98	00:00.858

* 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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2025-08-28 08:58:11

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