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. llmt9
101
00:04.88
2. nallie
44
00:08.79
3. Lore1 00:09.31
4. tomatoesss 00:12.05
5. HumanAlgorithm
12
00:12.83
6. stemvork 00:13.88
7. IanTheG
13
00:16.64
8. AndyHu
7
00:16.82
9. OliverA 00:17.01
10. mamawilma
101
00:21.02
11. khwa
1
00:26.57
12. Iceberg9 00:30.46
13. Ernie A.
109
00:32.79
14. LrCaWm 00:40.74
15. robynn 00:45.57
16. huohuo2004
49
00:51.87
17. Sophiewangwang 01:01.32
18. Odenzon
45
01:08.79
19. ggzzmm01 01:39.92
20. metoxys
125
02:30.85
This Week
1. llmt9
101
00:06.78
2. Lore1 00:09.31
3. stemvork 00:13.88
4. IanTheG
13
00:16.64
5. mamawilma
101
00:23.22
6. Teo M. M.
5
06:49.75
7. Uthor 24d 20:31:23.64
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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
322
00:03.92
7.anonymous
14
00:04.62
8. jaybrainer
275
00:05.30
9. daanbe
239
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
322
00:03.73
6. jai22933
23
00:03.92
7. daanbe
239
00:05.97
8. qqwref
266
00:06.32
9. MushroomsCavern
120
00:06.48
10. jaybrainer
275
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
322
00:04.34
7. daanbe
239
00:07.07
8. IzAlexandre2
114
00:07.46
9. jaybrainer
275
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.
You need to be logged in to track your averages

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