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
99
 00:38.45
2. OGPartyGirl
57
 00:43.65
3. itsleviOsanotlevioSA
25
 00:45.64
4. spen sp2
58
 00:57.97
5. SA5838 01:11.07
6. nonofun1
41
 01:12.23
7. SarielOlesiak
8
 01:28.97
8. Lokiskindl
10
 01:41.72
9. THEmary
10
 01:44.40
10. Lokiskind
1
 01:47.44
11. Irisa
171
 01:52.15
12. mamawilma
96
 01:58.85
13. Demeris 02:07.06
14. floomsi
17
 02:22.12
15. mielan1 02:23.63
16. DougP 02:44.46
17. Toonm 03:26.75
18. aguacate
6
 06:00.99
19. Joris Brouwer
44
 06:43.89
20. XSlay
21
 07:24.36
This Week
1. spen sp2
58
 01:02.50
2. nonofun1
41
 01:17.65
3. Lokiskindl
10
 01:41.72
4. SA5838 01:47.40
5. THEmary
10
 02:03.48
6. mamawilma
96
 02:24.19
7. Lokiskind
1
 02:39.14
8. Demeris 02:52.82
9. mielan1 02:58.24
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Today
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MO3
1. nabi
92
 00:18.24
2. numbrr
321
 00:18.74
3. vowels
216
 00:18.90
4. BingBongBob
108
 00:22.37
5. Make
285
 00:24.02
6. qqwref
266
 00:24.40
7. jai22933
23
 00:26.58
8. SilverHawk
216
 00:26.59
9. daanbe
237
 00:27.82
10. IzAlexandre2
114
 00:29.87
AO5
1. nabi
92
 00:19.01
2. vowels
216
 00:20.64
3. numbrr
321
 00:20.89
4. BingBongBob
108
 00:23.76
5. Make
285
 00:24.49
6. qqwref
266
 00:26.89
7. daanbe
237
 00:27.82
8. SilverHawk
216
 00:29.07
9. IzAlexandre2
114
 00:31.39
10. boru
131
 00:31.71
AO12
1. nabi
92
 00:20.19
2. numbrr
321
 00:24.88
3. vowels
216
 00:26.82
4. Make
285
 00:27.08
5. BingBongBob
108
 00:27.58
6. qqwref
266
 00:29.11
7. SilverHawk
216
 00:31.29
8. IzAlexandre2
114
 00:32.79
9. jai22933
23
 00:34.22
10. daanbe
237
 00:34.56
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.
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