Heyawake


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Heyawake is a logic puzzle with simple rules and challenging solutions.

The rules of Heyawake are simple:
You have to color the cells of the grid in black and white according to the rules:
- Regions with a number should contain black cells matching the number.
- 2 black cells cannot be adjacent horizontally or vertically.
- A straight (orthogonal) line of connected white cells cannot span across more than 2 regions.
- All white cells should be connected in a single group.

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Heyawake


6x6 Easy Heyawake | 6x6 Normal Heyawake | 6x6 Hard Heyawake | 8x8 Easy Heyawake | 8x8 Normal Heyawake | 8x8 Hard Heyawake | 10x10 Easy Heyawake | 10x10 Normal Heyawake | 10x10 Hard Heyawake | 15x15 Easy Heyawake | 15x15 Normal Heyawake | 15x15 Hard Heyawake | 20x20 Easy Heyawake | 20x20 Normal Heyawake | 20x20 Hard Heyawake

This level used to serve boards that were easier than its difficulty label. Those boards have been replaced. The records set on them are still here, but now count with a 1.5x handicap, so they stay comparable with times set on the new boards instead of being deleted.

New Puzzle
This Month
1.Денис Лавриков
122
03:12.55
2.highprime
162
03:27.85
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This Week
1.Денис Лавриков
122
03:12.55
2.highprime
162
03:27.85
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Today
1.Денис Лавриков
122
03:12.55
2.highprime
162
03:27.85
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MO3
1.soy
164
01:49.86
2.WoenzelaarN
151
01:50.19
3.jaybrainer
289
02:06.53
4.cryozentro
219
02:27.07
5.Angus Wong
16
02:56.04
6.highprime
162
03:01.84
7.Viktor Herskedal
191
03:08.04
8.jstchill
135
03:11.45
9.feifei
149
03:14.89
10.syucream
112
03:15.06
AO5
1.soy
164
01:57.98
2.WoenzelaarN
151
01:58.37
3.jaybrainer
289
02:15.35
4.cryozentro
219
02:33.16
5.highprime
162
03:07.82
6.Angus Wong
16
03:11.20
7.syucream
112
03:17.08
8.Viktor Herskedal
191
03:23.95
9.numbrr
329
03:28.52
10.feifei
149
03:29.27
AO12
1.soy
164
02:25.47
2.WoenzelaarN
151
02:29.51
3.jaybrainer
289
02:37.58
4.cryozentro
219
03:08.25
5.Angus Wong
16
03:46.20
6.shei
108
03:54.70
7.Viktor Herskedal
191
04:10.95
8.numbrr
329
04:17.95
9.feifei
149
04:23.06
10.bingrat
139
04:25.81
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.
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