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. stemvork 02:03.64
2. NoahR
269
02:30.07
3. css861 02:56.69
4. SirHumphrey 03:39.43
5. HackMan
104
03:48.45
6. lanlan 03:58.66
7. pouldu
85
04:13.53
8. pythagora 04:14.50
9. ChiefOsceola 04:26.81
10. Flo.123
11
04:27.38
11. Ilbibi
41
04:38.18
12. cancan 05:59.58
13. 윤슬
26
24d 20:31:23.64
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This Week
1. NoahR
269
02:30.07
2. HackMan
104
03:48.45
3. pouldu
85
04:13.53
4. SirHumphrey 04:29.75
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6.--- empty -----:--
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8.--- empty -----:--
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Today
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MO3
1. numbrr
295
00:52.76
2. nabi
92
00:53.02
3. Douglas Shamlin Jr.
691
00:56.25
4. Make
271
00:59.67
5. BingBongBob
108
01:04.66
6. qqwref
259
01:06.02
7. SilverHawk
208
01:06.31
8. vx14
148
01:09.65
9. vowels
215
01:10.50
10. boru
103
01:12.61
AO5
1. numbrr
295
00:54.62
2. nabi
92
00:55.43
3. Douglas Shamlin Jr.
691
00:58.42
4. Make
271
01:01.97
5. BingBongBob
108
01:05.47
6. qqwref
259
01:06.02
7. SilverHawk
208
01:08.43
8. vx14
148
01:09.65
9. vowels
215
01:13.67
10. IzAlexandre2
114
01:15.11
AO12
1. nabi
92
00:57.30
2. numbrr
295
00:57.34
3. Douglas Shamlin Jr.
691
01:05.26
4. Make
271
01:06.53
5. qqwref
259
01:12.64
6. vx14
148
01:14.92
7. SilverHawk
208
01:17.31
8. boru
103
01:21.50
9. IzAlexandre2
114
01:23.00
10. vowels
215
01:24.78
Robots / programmatic solversinfo  
1.tlstyer
117
00:00.007
2.jllachan00:00.495
3.BertinSylux98
34
00:01.389

* 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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2025-06-17 15:59:03

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