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
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This Week
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Today
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MO3
1. Kaitzschu
192
02:14.38
2.anonymous
91
02:44.89
3. Douglas Shamlin Jr.
718
07:19.22
4. TCL
273
08:37.90
5. Make
279
10:21.03
6. qqwref
266
12:07.17
7.anonymous
167
14:53.15
8. qqqmint
213
15:33.49
9. Beth Higgins
109
15:39.48
10. garbage
239
16:05.33
AO5
1. Kaitzschu
192
02:16.84
2. Douglas Shamlin Jr.
718
07:31.55
3. Make
279
10:48.57
4.anonymous
91
11:17.29
5. qqwref
266
12:19.71
6. TCL
273
13:24.51
7. qqqmint
213
15:47.05
8. ThighFish
190
16:58.08
9. garbage
239
17:17.43
10.anonymous
167
17:19.55
AO12
1. Kaitzschu
192
02:35.09
2. Douglas Shamlin Jr.
718
08:18.46
3. Make
279
11:20.14
4. qqwref
266
13:32.84
5. XuanLan
134
19:54.69
6. qqqmint
213
22:04.63
7. Kaimu
105
22:28.33
8.anonymous
119
23:34.65
9. Paula.brr
98
24:20.52
10.anonymous
100
24:47.71
Robots / programmatic solversinfo  
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* 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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