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. Dorice
265
 02:39.11
2. Lespring22 04:05.40
3. Grace Mayne
25
 04:54.33
4. chenh 05:05.68
5. Liza94You
2
 05:33.86
6. OGPartyGirl
20
 06:03.09
7. spen sp2
21
 07:03.24
8. cylstar
9
 07:28.99
9. rjmarr 08:25.01
10. Szurii_PL
3
 13:57.08
11. foverino
10
 15:59.01
12. Borski 16:28.86
13. ElvisLives 19:47.53
14. Cytrus 20:31.57
15. Menna
7
 22:23.81
16. jenni14641
13
 23:04.96
17. Jefferson111222
22
 23:10.50
18. VersionLP 24:41.36
19. Kellydv12 25:45.69
20. Thegroover 26:33.02
This Week
1. Dorice
265
 03:03.69
2. OGPartyGirl
20
 06:03.09
3. spen sp2
21
 07:56.12
4. rjmarr 08:36.93
5. Szurii_PL
3
 13:57.08
6. ArtNaori 49:08.20
7. KTSH4
4
 1:47:14.51
8.--- empty -----:--
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Today
1. Dorice
265
 03:03.69
2. rjmarr 08:36.93
3. Szurii_PL
3
 13:57.08
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
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16.--- empty -----:--
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19.--- empty -----:--
20.--- empty -----:--
MO3
1. Hybrid
176
 01:03.06
2. numbrr
310
 01:41.51
3. nabi
92
 01:43.57
4. Make
279
 01:48.64
5. Douglas Shamlin Jr.
718
 02:01.87
6. boru
125
 02:16.72
7. qqwref
266
 02:19.75
8. SilverHawk
216
 02:23.95
9. jaybrainer
258
 02:27.16
10. vx14
179
 02:27.42
AO5
1. Hybrid
176
 01:07.93
2. numbrr
310
 01:42.48
3. nabi
92
 01:43.69
4. Make
279
 01:52.96
5. Douglas Shamlin Jr.
718
 02:04.40
6. boru
125
 02:17.44
7. qqwref
266
 02:20.23
8. SilverHawk
216
 02:28.05
9. vx14
179
 02:32.62
10. vowels
216
 02:39.67
AO12
1. Hybrid
176
 01:09.69
2. numbrr
310
 01:47.49
3. nabi
92
 01:52.06
4. Make
279
 01:55.86
5. Douglas Shamlin Jr.
718
 02:07.64
6. boru
125
 02:32.92
7. SilverHawk
216
 02:34.96
8. qqwref
266
 02:37.90
9. vx14
179
 02:40.34
10. Dorice
265
 02:43.02
Robots / programmatic solversinfo  
1.tlstyer
142
00:00.008
2.jllachan00:00.492
3.BertinSylux98
34
00:02.818

* 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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