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. llmt9
100
 00:06.84
2. MushroomsCavern
110
 00:07.28
3. M1LE5
2
 00:15.53
4. TokatliSupra 00:17.59
5. iftheshoefish
26
 00:19.78
6. passngrin 00:21.57
7. FunAcroFly
139
 00:23.02
8. koogel
27
 00:34.41
9. Odenzon
40
 01:08.79
10. Robert A
22
 01:21.12
11. Joris Brouwer
45
 01:32.39
12. qobi
239
 01:38.65
13. metoxys
124
 01:46.58
14. aguacate
7
 01:50.00
15. Uthor 1d 20:09:13.47
16.--- empty -----:--
17.--- empty -----:--
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This Week
1. llmt9
100
 00:07.31
2. passngrin 00:21.57
3. Odenzon
40
 01:08.79
4. qobi
239
 01:38.65
5. Uthor 1d 20:09:13.47
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7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
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Today
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MO3
1. nabi
92
 00:02.34
2. vowels
216
 00:02.63
3. BingBongBob
108
 00:02.79
4.anonymous
5
 00:03.49
5. jai22933
23
 00:03.90
6. numbrr
321
 00:03.92
7.anonymous
14
 00:04.62
8. jaybrainer
272
 00:05.30
9. daanbe
237
 00:05.48
10. qqwref
266
 00:06.12
AO5
1. nabi
92
 00:02.71
2. vowels
216
 00:02.87
3. BingBongBob
108
 00:02.93
4.anonymous
5
 00:03.59
5. numbrr
321
 00:03.73
6. jai22933
23
 00:03.92
7. daanbe
237
 00:05.97
8. qqwref
266
 00:06.32
9. MushroomsCavern
110
 00:06.48
10. jaybrainer
272
 00:06.66
AO12
1. nabi
92
 00:02.98
2. BingBongBob
108
 00:03.41
3. vowels
216
 00:03.70
4.anonymous
5
 00:04.08
5. jai22933
23
 00:04.32
6. numbrr
321
 00:04.34
7. daanbe
237
 00:07.07
8. IzAlexandre2
114
 00:07.46
9. jaybrainer
272
 00:07.77
10. qqwref
266
 00:07.97
Robots / programmatic solversinfo  
1.tlstyer
151
00:00.006
2.jllachan00:00.490
3.BertinSylux98
34
00:00.658

* 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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