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
103
 00:07.27
2. Dorice
273
 00:08.91
3. Lore1 00:09.76
4. spen sp2
68
 00:10.50
5. stemvork 00:11.44
6. Chalk
133
 00:12.39
7. avibdake 00:15.40
8. IanTheG
25
 00:27.26
8. mamawilma
105
 00:27.26
10. KETJAK
43
 00:28.79
11. Barissahiinn 00:30.29
12. oli217 00:37.19
13. Grymhar 00:55.95
14. metoxys
126
 01:02.14
15. Player103
2
 03:46.59
16. Uthor 11d 09:04:07.93
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This Week
1. llmt9
103
 00:08.80
2. spen sp2
68
 00:10.50
3. Chalk
133
 00:12.39
4. KETJAK
43
 00:28.79
5. Player103
2
 03:46.59
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7.--- empty -----:--
8.--- empty -----:--
9.--- 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
323
 00:03.92
7.anonymous
14
 00:04.62
8. jaybrainer
278
 00:05.30
9. daanbe
240
 00:05.48
10. Chalk
133
 00:06.04
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
323
 00:03.73
6. jai22933
23
 00:03.92
7. daanbe
240
 00:05.97
8. qqwref
266
 00:06.32
9. MushroomsCavern
129
 00:06.48
10. jaybrainer
278
 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
323
 00:04.34
7. daanbe
240
 00:07.07
8. IzAlexandre2
114
 00:07.46
9. jaybrainer
278
 00:07.77
10. Chalk
133
 00:07.89
Robots / programmatic solversinfo  
1.tlstyer
153
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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