Binairo


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Binairo also known as Takuzu is a logic puzzle with simple rules and challenging solutions.

The rules are simple.Binairo is played on a rectangular grid with no standard size. Some cells start out filled with black or white circles. The rest of the cells are empty. The goal is to place circles in all cells in such a way that:
1. Each row and each column must contain an equal number of white and black circles.
2. More than two circles of the same color can't be adjacent.
3. Each row and column is unique.

Click a cell with the mouse to place a black circle, click again to make it white.

Video Tutorial
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Binairo


6x6 Easy Binairo | 6x6 Hard Binairo | 8x8 Easy Binairo | 8x8 Hard Binairo | 10x10 Easy Binairo | 10x10 Hard Binairo | 14x14 Easy Binairo | 14x14 Hard Binairo | 20x20 Easy Binairo | 20x20 Hard Binairo
6x6 Easy Binairo+ | 6x6 Hard Binairo+ | 8x8 Easy Binairo+ | 8x8 Hard Binairo+ | 10x10 Easy Binairo+ | 10x10 Hard Binairo+ | 14x14 Easy Binairo+ | 14x14 Hard Binairo+ | 20x20 Easy Binairo+ | 20x20 Hard Binairo+

New Puzzle
This Month
1. turing2026
4
00:05.62
2. Arkan
96
00:31.95
3. llmt9
98
00:37.71
4. BoilerUp985
71
00:38.73
5. soltixe
9
00:45.65
6. beatrixwashere
122
00:46.55
7. Albi62 00:51.71
8. PuppyM
57
00:56.41
9. shakey4321 00:59.12
10. barruf
129
01:01.20
11. pierbralic 01:01.78
12. GaryMilligan 01:02.65
13. Ernie A.
107
01:04.94
14. MushroomsCavern
104
01:05.48
15. AnnaCL8
35
01:06.63
16. rabcyr2 01:07.08
17. Dorice
270
01:07.26
18. Onur DERYA
96
01:07.43
19. name
20
01:07.56
20. jaripetteri
89
01:09.10
This Week
1. Arkan
96
00:34.87
2. llmt9
98
00:37.71
3. BoilerUp985
71
00:38.73
4. pierbralic 01:03.57
5. MushroomsCavern
104
01:05.48
6. rabcyr2 01:07.08
7. name
20
01:07.56
8. GaryMilligan 01:08.48
9. jaripetteri
89
01:09.10
10. jimbo555
110
01:23.45
11. Dorice
270
01:23.83
12. Oingboing 01:31.83
13. jdubs
155
01:40.55
14. Odenzon
37
01:42.20
15. Sawdust99
51
01:51.09
16. Alain1956 01:53.19
17. malenandi43 02:11.43
18. Bette 02:27.15
19. -Jason-
35
03:10.37
20. redbag
37
04:01.37
Today
1. Arkan
96
00:37.89
2. llmt9
98
00:52.16
3. jaripetteri
89
01:09.10
4. redbag
37
04:01.37
5. Swordow 08:49.08
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. skkrtthat#0988
122
00:23.58
2. garbage
243
00:24.12
3. jeremi1
199
00:25.50
4. numbrr
321
00:28.03
5. Anza2700
64
00:30.93
6. borys3kk
135
00:32.40
7. CrowdingFaun
80
00:34.69
8. zhewaxen
79
00:35.73
9. vx14
184
00:35.85
10. jaybrainer
270
00:36.20
AO5
1. garbage
243
00:24.31
2. skkrtthat#0988
122
00:25.32
3. jeremi1
199
00:26.56
4. numbrr
321
00:29.22
5. Anza2700
64
00:31.19
6. borys3kk
135
00:33.39
7. CrowdingFaun
80
00:34.69
8. zhewaxen
79
00:35.73
9. vx14
184
00:37.86
10. Virginia Malone
63
00:38.47
AO12
1. garbage
243
00:27.61
2. skkrtthat#0988
122
00:28.55
3. jeremi1
199
00:31.33
4. numbrr
321
00:33.44
5. Anza2700
64
00:34.45
6. vx14
184
00:40.09
7. CrowdingFaun
80
00:43.01
8. Arkan
96
00:43.70
9. L.W.
51
00:44.99
10. jaybrainer
270
00:45.53
Robots / programmatic solversinfo  
1.baely
46
00:00.006
2.tlstyer
150
00:00.008
3.cfinn
38
00:00.021

* 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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