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.anonymous
186
00:53.21
2. Kaitzschu
194
01:36.89
3. deadimmortal
192
02:27.31
4. Douglas Shamlin Jr.
723
04:48.27
5. Make
288
05:53.64
6. qqwref
266
08:39.66
7. qqqmint
226
08:50.21
8. itskiwi
59
09:47.72
9. EarthFallen
147
09:47.74
10. garbage
248
09:56.23
AO5
1. Kaitzschu
194
01:36.99
2. deadimmortal
192
02:33.80
3.anonymous
186
03:20.21
4. Douglas Shamlin Jr.
723
04:56.29
5. Make
288
06:21.36
6. qqwref
266
08:50.29
7. qqqmint
226
09:01.23
8. garbage
248
09:39.91
9. itskiwi
59
09:55.36
10. SilverHawk
216
11:01.20
AO12
1. Kaitzschu
194
01:56.12
2. Douglas Shamlin Jr.
723
05:13.43
3. Make
288
06:56.70
4. deadimmortal
192
07:20.65
5. qqwref
266
09:10.73
6. qqqmint
226
10:31.25
7. garbage
248
10:42.12
8.anonymous
186
11:30.65
9. SudokuFan
51
12:22.95
10.anonymous
100
12:32.83
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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