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. Lore1 00:37.12
2. spen sp2
68
 00:41.98
3. stemvork 00:50.78
4. FrancoCabrera
18
 00:57.44
5. crema
276
 00:58.24
6. Oryn
190
 01:03.73
7. SA5838 01:06.42
8. paopumoon 01:08.00
9. fayesolayao
3
 01:08.43
10. nonofun1
42
 01:12.27
11. Lokiskind
1
 01:52.39
12. junkdrawer 02:03.51
13. THEmary
10
 02:03.98
14. css861 02:07.04
15. Demeris 02:15.69
16. GoldChoco36
170
 02:27.25
17. dheodbgrr 02:34.15
18. EvgeniiOussi
3
 02:55.84
19. HiteshTarabh01 03:19.17
20. Sophiewangwang 04:11.93
This Week
1. spen sp2
68
 00:41.98
2. crema
276
 00:58.24
3. SA5838 01:06.42
4. paopumoon 01:08.00
5. fayesolayao
3
 01:08.43
6. Lokiskind
1
 01:52.39
7. Demeris 02:15.69
8. GoldChoco36
170
 02:27.25
9. dheodbgrr 02:34.15
10. SergioR
26
 04:18.65
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Today
1. SA5838 01:35.10
2. Lokiskind
1
 03:09.96
3.--- empty -----:--
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
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9.--- empty -----:--
10.--- empty -----:--
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20.--- empty -----:--
MO3
1. nabi
92
 00:18.24
2. numbrr
323
 00:18.74
3. vowels
216
 00:18.90
4. BingBongBob
108
 00:22.37
5. Make
288
 00:24.02
6. qqwref
266
 00:24.40
7. jaybrainer
278
 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. numbrr
323
 00:20.89
4. BingBongBob
108
 00:23.76
5. Make
288
 00:24.49
6. qqwref
266
 00:26.89
7. daanbe
240
 00:27.82
8. SilverHawk
216
 00:29.07
9. jaybrainer
278
 00:29.42
10. IzAlexandre2
114
 00:31.39
AO12
1. nabi
92
 00:20.19
2. numbrr
323
 00:24.88
3. vowels
216
 00:26.82
4. Make
288
 00:27.08
5. BingBongBob
108
 00:27.58
6. qqwref
266
 00:29.11
7. SilverHawk
216
 00:31.29
8. jaybrainer
278
 00:31.44
9. IzAlexandre2
114
 00:32.79
10. jai22933
23
 00:34.22
Robots / programmatic solversinfo  
1.tlstyer
153
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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