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.

Video Tutorial
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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. nallie
45
 00:31.39
2. thall
66
 00:31.91
3. Lore1 00:37.12
4. lukegr 00:42.99
5. stemvork 00:50.78
6. tworivers
44
 01:04.93
7. paopumoon 01:11.53
8. nonofun1
42
 01:12.85
9. crema
276
 01:12.95
10. FrancoCabrera
13
 01:13.50
11. SA5838 01:17.93
12. css861 01:40.47
13. THEmary
10
 02:00.61
14. junkdrawer 02:03.51
15. Lokiskind
1
 02:12.94
16. DougP 02:59.42
17. HiteshTarabh01 03:19.17
18. mielan1 03:29.83
19. LrCaWm 03:33.53
20. jenni14641
23
 04:35.05
This Week
1. stemvork 00:52.41
2. paopumoon 01:11.53
3. FrancoCabrera
13
 01:13.50
4. SA5838 01:37.54
5. junkdrawer 02:03.51
6. THEmary
10
 02:03.98
7. Lokiskind
1
 02:12.94
8. HiteshTarabh01 03:19.17
9. laries
49
 04:49.93
10. EvgeniiOussi
2
 08:14.76
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Today
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MO3
1. nabi
92
 00:18.24
2.anonymous
322
 00:18.74
3. vowels
216
 00:18.90
4. BingBongBob
108
 00:22.37
5. Make
287
 00:24.02
6. qqwref
266
 00:24.40
7. jaybrainer
277
 00:25.98
8. jai22933
23
 00:26.58
9. SilverHawk
216
 00:26.59
10. daanbe
240
 00:27.82
AO5
1. nabi
92
 00:19.01
2. vowels
216
 00:20.64
3.anonymous
322
 00:20.89
4. BingBongBob
108
 00:23.76
5. Make
287
 00:24.49
6. qqwref
266
 00:26.89
7. daanbe
240
 00:27.82
8. SilverHawk
216
 00:29.07
9. jaybrainer
277
 00:29.42
10. IzAlexandre2
114
 00:31.39
AO12
1. nabi
92
 00:20.19
2.anonymous
322
 00:24.88
3. vowels
216
 00:26.82
4. Make
287
 00:27.08
5. BingBongBob
108
 00:27.58
6. qqwref
266
 00:29.11
7. SilverHawk
216
 00:31.29
8. jaybrainer
277
 00:31.44
9. IzAlexandre2
114
 00:32.79
10. jai22933
23
 00:34.22
Robots / programmatic solversinfo  
1.tlstyer
151
00:00.008
2.jllachan00:00.491
3.BertinSylux98
34
00:00.858

* 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.
You need to be logged in to track your averages

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