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
94
 03:32.81
2. Rhododendron
153
 04:41.40
3. tinnielee
1
 04:49.73
4. spen sp2
42
 05:29.43
5. rekted 06:02.76
6. OGPartyGirl
40
 06:32.56
7. jtenner
90
 07:17.50
8. pandabiubiu
99
 12:32.60
9. nysnuib 25:47.22
10. themcrafts 26:19.91
11. Edash
146
 27:16.51
12. Thomas Dunlap
24
 1:03:23.75
13. cwhwillie
101
 1:07:37.99
14. IrkoPixel
50
 5:47:02.54
15. T.
38
 21d 18:27:20.02
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This Week
1. llmt9
94
 05:49.11
2. rekted 06:02.76
3. OGPartyGirl
40
 06:32.56
4. pandabiubiu
99
 12:32.60
5. spen sp2
42
 14:25.99
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Today
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MO3
1. numbrr
318
 02:15.88
2. nabi
92
 02:26.69
3. Make
281
 02:48.50
4. qqwref
266
 03:24.96
5. wecestca2
109
 03:28.85
6. Ola Lenik
77
 03:38.39
7. vx14
182
 03:38.61
8. SilverHawk
216
 03:39.89
9. Timitz
23
 03:41.66
10. TheUgly
274
 03:43.83
AO5
1. numbrr
318
 02:33.89
2. nabi
92
 02:47.41
3. Make
281
 02:53.22
4. qqwref
266
 03:33.95
5. Ola Lenik
77
 03:39.52
6. wecestca2
109
 03:43.57
7. vx14
182
 03:43.71
8. TheUgly
274
 03:43.83
9. daanbe
235
 03:47.16
10. IzAlexandre2
114
 03:48.39
AO12
1. nabi
92
 02:52.95
2. numbrr
318
 02:53.95
3. Make
281
 03:08.88
4. TheUgly
274
 03:43.90
5. Ola Lenik
77
 04:04.26
6. qqwref
266
 04:11.05
7. vx14
182
 04:13.25
8. itskiwi
58
 04:19.24
9. wecestca2
109
 04:21.69
10. daanbe
235
 04:28.36
Robots / programmatic solversinfo  
1.tlstyer
148
00:00.019
2.jllachan00:00.494
3.BertinSylux98
34
00:02.834

* 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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