Hitori


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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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Hitori


5x5 Easy Hitori | 5x5 Normal Hitori | 5x5 Hard Hitori | 10x10 Easy Hitori | 10x10 Normal Hitori | 10x10 Hard Hitori | 15x15 Easy Hitori | 15x15 Normal Hitori | 15x15 Hard Hitori | 20x20 Easy Hitori | 20x20 Normal Hitori | 20x20 Hard Hitori

New Puzzle
This Month
1. Adorae
96
 02:37.13
2. lilyofthevalley 03:02.11
3. nallie
38
 03:29.41
4. salome 04:32.97
5. spen sp2
63
 05:15.14
6. avibdake 07:50.01
7. Menna
24
 10:19.23
8. OliverA 10:20.56
9. Beastinboston
61
 18:34.60
10. ktaklearns 22:46.73
11. Ernie A.
109
 25:22.25
12. Bhaskar 31:23.12
13. Thomas Dunlap
24
 42:46.58
14. Larry the pirate
136
 50:05.36
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This Week
1. Adorae
96
 02:37.13
2. Menna
24
 10:19.23
3. Ernie A.
109
 25:22.25
4. Larry the pirate
136
 50:05.36
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6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
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Today
1. Larry the pirate
136
 50:05.36
2.--- empty -----:--
3.--- empty -----:--
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
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11.--- empty -----:--
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MO3
1. numbrr
321
 02:15.88
2. nabi
92
 02:26.69
3. Make
286
 02:48.50
4. daanbe
238
 03:16.50
5. qqwref
266
 03:24.96
6. wecestca2
111
 03:28.85
7. Adorae
96
 03:30.77
8. Ola Lenik
77
 03:38.39
9. vx14
184
 03:38.61
10. SilverHawk
216
 03:39.89
AO5
1. numbrr
321
 02:33.89
2. nabi
92
 02:47.41
3. Make
286
 02:53.22
4. Adorae
96
 03:27.89
5. qqwref
266
 03:33.95
6. daanbe
238
 03:38.16
7. Ola Lenik
77
 03:39.52
8. wecestca2
111
 03:43.57
9. vx14
184
 03:43.71
10. IzAlexandre2
114
 03:48.39
AO12
1. nabi
92
 02:52.95
2. numbrr
321
 02:53.95
3. Make
286
 03:08.88
4. Adorae
96
 03:40.53
5. daanbe
238
 04:02.34
6. Ola Lenik
77
 04:04.26
7. qqwref
266
 04:11.05
8. vx14
184
 04:13.25
9. itskiwi
59
 04:19.24
10. wecestca2
111
 04:21.69
Robots / programmatic solversinfo  
1.tlstyer
151
00:00.019
2.jllachan00:00.494
3.BertinSylux98
34
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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