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.	Lespring22	02:25.64
2.	HackMan	03:09.86
3.	SirHumphrey	03:35.36
4.	pythagora	04:24.59
5.	Wuni14	05:03.08
6.	etgl	05:16.30
7.	rjmarr	06:17.72
8.	Ariadna	06:53.48
9.	Jack63kids	06:57.58
10.	sisi	10:08.54
11.	trLBumm	17:41.63
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This Week
1.	HackMan	03:28.92
2.	SirHumphrey	04:37.93
3.	pythagora	05:06.92
4.	etgl	05:16.30
5.	Jack63kids	06:57.58
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Today
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MO3
1.	numbrr	00:52.76
2.	nabi	00:53.02
3.	Douglas Shamlin Jr.	00:56.25
4.	Make	00:59.67
5.	BingBongBob	01:04.66
6.	qqwref	01:06.02
7.	SilverHawk	01:06.31
8.	vx14	01:09.65
9.	vowels	01:10.50
10.	boru	01:12.61

AO5
1.	numbrr	00:54.62
2.	nabi	00:55.43
3.	Douglas Shamlin Jr.	00:58.42
4.	Make	01:01.97
5.	BingBongBob	01:05.47
6.	qqwref	01:06.02
7.	SilverHawk	01:08.43
8.	vx14	01:09.65
9.	vowels	01:13.67
10.	IzAlexandre2	01:15.11

AO12
1.	nabi	00:57.30
2.	numbrr	00:57.34
3.	Douglas Shamlin Jr.	01:05.26
4.	Make	01:06.53
5.	qqwref	01:12.64
6.	vx14	01:14.92
7.	SilverHawk	01:17.31
8.	boru	01:21.50
9.	IzAlexandre2	01:23.00
10.	vowels	01:24.78

Robots / programmatic solvers		info
1.	tlstyer	00:00.007
2.	jllachan	00:00.495
3.	BertinSylux98	00:01.389

* 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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2026-01-04 15:25:02

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