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.	thall	00:04.31
2.	llmt9	00:06.67
3.	thrasymachus	00:08.23
4.	Emzed	00:09.29
5.	bristerchan	00:09.58
6.	Kukko	00:10.70
7.	HackMan	00:11.18
8.	stemvork	00:12.28
9.	lv1208	00:13.66
10.	xyxiaoyu666	00:15.10
11.	SudokuFan	00:15.27
12.	Drakenzo	00:15.86
13.	pandabiubiu	00:17.05
14.	Beastinboston	00:18.22
15.	alalanah	00:19.01
16.	IconicD1130	00:19.29
17.	MushroomsCavern	00:20.09
18.	Klappa en ko	00:20.86
19.	Chromata	00:21.22
20.	envy1337	00:24.10

This Week
1.	thall	00:04.31
2.	llmt9	00:06.67
3.	Emzed	00:09.29
4.	bristerchan	00:09.58
5.	stemvork	00:12.92
6.	HackMan	00:14.05
7.	xyxiaoyu666	00:15.10
8.	Drakenzo	00:15.86
9.	pandabiubiu	00:17.05
10.	IconicD1130	00:19.29
11.	Chromata	00:21.22
12.	envy1337	00:24.10
13.	mmelaaaa	00:27.08
14.	Tintin	00:28.55
15.	Koakuma	00:46.93
16.	Eab	00:47.56
17.	Panda	00:51.82
18.	nopainnogain	04:31.16
19.	--- empty ---	--:--
20.	--- empty ---	--:--

Today
1.	thall	00:04.31
2.	envy1337	00:24.10
3.	--- empty ---	--:--
4.	--- empty ---	--:--
5.	--- empty ---	--:--
6.	--- empty ---	--:--
7.	--- empty ---	--:--
8.	--- empty ---	--:--
9.	--- empty ---	--:--
10.	--- empty ---	--:--
11.	--- empty ---	--:--
12.	--- empty ---	--:--
13.	--- empty ---	--:--
14.	--- empty ---	--:--
15.	--- empty ---	--:--
16.	--- empty ---	--:--
17.	--- empty ---	--:--
18.	--- empty ---	--:--
19.	--- empty ---	--:--
20.	--- empty ---	--:--

MO3
1.	nabi	00:02.56
2.	vowels	00:02.65
3.	BingBongBob	00:03.23
4.	numbrr	00:03.38
5.	jai22933	00:03.44
6.	anonymous	00:03.50
6.	JZE	00:03.50
8.	anonymous	00:03.53
9.	anonymous	00:03.66
10.	Douglas Shamlin Jr.	00:04.17

AO5
1.	nabi	00:02.76
2.	vowels	00:02.87
3.	BingBongBob	00:03.43
4.	anonymous	00:03.55
5.	numbrr	00:03.60
6.	anonymous	00:03.63
7.	anonymous	00:03.72
8.	jai22933	00:03.75
9.	JZE	00:04.43
10.	Douglas Shamlin Jr.	00:04.45

AO12
1.	nabi	00:02.96
2.	vowels	00:03.32
3.	BingBongBob	00:03.94
4.	jai22933	00:04.04
5.	anonymous	00:04.09
6.	anonymous	00:04.17
7.	numbrr	00:04.55
8.	Douglas Shamlin Jr.	00:05.00
9.	qqwref	00:05.64
10.	Make	00:05.96

Robots / programmatic solvers		info
1.	tlstyer	00:00.006
2.	jllachan	00:00.493
3.	BertinSylux98	00:00.642

* 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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2026-01-29 07:31:51

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