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

This Month
1. eatatjoes
19
02:34.65
2. HackMan
99
07:23.20
3. css861 08:19.81
4. Meowy
20
09:02.73
5. Klappa en ko
102
09:17.63
6. Bhaskar 10:28.73
7. cugntear
24
12:37.14
8. GrannyGram
42
20:26.97
9. redpanda 23:09.12
10. asdfghjjklzxcvbnm1
11
24:10.16
11. wawa
18
31:49.35
12. EggBeanMoon
10
1:11:44.01
13. nicola_scutt
9
3:02:37.22
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
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19.--- empty -----:--
20.--- empty -----:--
This Week
1. eatatjoes
19
02:42.52
2. HackMan
99
07:23.20
3. css861 08:19.81
4. cugntear
24
12:37.14
5. Klappa en ko
102
19:12.65
6. asdfghjjklzxcvbnm1
11
24:10.16
7. nicola_scutt
9
3:02:37.22
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
Today
1. HackMan
99
07:23.20
2.--- empty -----:--
3.--- empty -----:--
4.--- empty -----:--
5.--- empty -----:--
6.--- empty -----:--
7.--- empty -----:--
8.--- empty -----:--
9.--- empty -----:--
10.--- empty -----:--
11.--- empty -----:--
12.--- empty -----:--
13.--- empty -----:--
14.--- empty -----:--
15.--- empty -----:--
16.--- empty -----:--
17.--- empty -----:--
18.--- empty -----:--
19.--- empty -----:--
20.--- empty -----:--
MO3
1. numbrr
290
01:41.51
2. nabi
92
01:43.57
3. Make
269
01:48.64
4. Douglas Shamlin Jr.
687
02:01.87
5. qqwref
259
02:19.75
6. SilverHawk
206
02:23.95
7. vx14
141
02:27.42
8. boru
103
02:29.68
9. MoFan
116
02:34.98
10. beatrixwashere
99
02:36.66
AO5
1. numbrr
290
01:42.48
2. nabi
92
01:43.69
3. Make
269
01:52.96
4. Douglas Shamlin Jr.
687
02:04.40
5. qqwref
259
02:20.23
6. SilverHawk
206
02:28.05
7. vx14
141
02:32.62
8. boru
103
02:39.10
9. vowels
214
02:39.67
10. beatrixwashere
99
02:40.70
AO12
1. numbrr
290
01:47.49
2. nabi
92
01:52.06
3. Make
269
01:55.86
4. Douglas Shamlin Jr.
687
02:07.64
5. SilverHawk
206
02:34.96
6. qqwref
259
02:37.90
7. vx14
141
02:40.34
8. boru
103
02:46.30
9. vowels
214
02:53.45
10. beatrixwashere
99
02:54.43
Robots / programmatic solversinfo  
1.tlstyer
111
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.
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2025-05-13 12:08:26

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