Slitherlink


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Slitherlink (also known as Fences and Loop the Loop) is a logic puzzle with simple rules and challenging solutions.

The rules are simple. You have to draw lines between the dots to form a single loop without crossings or branches. The numbers indicate how many lines surround it.
Left click between the dots to connect them. Right click to mark with X.

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Slitherlink


5x5 Normal Loop | 5x5 Hard Loop | 7x7 Normal Loop | 7x7 Hard Loop | 10x10 Normal Loop | 10x10 Hard Loop | 15x15 Normal Loop | 15x15 Hard Loop | 20x20 Normal Loop | 20x20 Hard Loop | 25x30 Normal Loop | 25x30 Hard Loop

This Month
1. Aou73
45
 00:35.35
2. jiufeng
39
 00:35.92
3. tsubaki310
1
 00:37.27
4. Kenolo353
116
 00:39.94
5. ecto
83
 00:45.84
6. iofbh 00:49.39
7. imabigfan 00:49.80
8. suzuho 00:53.90
9. Ontwikseltsaar
86
 00:54.60
10. sinnerwei 00:55.35
11. Laika 00:55.39
12. 3328037
62
 00:56.34
13. Dragon490 00:57.62
14. iwikswjd 00:58.68
15. ppip_fan
8
 00:59.91
16. fishysua
154
 01:00.01
17. Swear
13
 01:01.46
18. SeaSnailsShell
65
 01:06.48
19. cecile 01:08.82
20. Ramsus 01:10.46
This Week
1. Aou73
45
 00:37.26
2. tsubaki310
1
 00:38.70
3. Kenolo353
116
 00:48.24
4. Ontwikseltsaar
86
 00:54.60
5. ppip_fan
8
 00:59.91
6. iofbh 01:00.59
7. Swear
13
 01:01.46
8. iwikswjd 01:05.04
9. prb79
3
 01:34.39
10. GaryMilligan 01:39.65
11. Zmija 01:42.85
12. Merlin3 01:48.97
13. pannagauken
17
 01:53.64
14. Mikkun1 01:55.69
15. Moutes 01:59.44
16. rurijj 02:04.05
17. zhouOB 02:08.59
18. Hanoriola
16
 02:08.82
19. jc2408a 02:08.98
20. QueenT 02:09.51
Today
1. Kenolo353
116
 00:48.24
2. iwikswjd 01:12.59
3. Mikkun1 02:47.58
4. bensching 03:12.67
5. Nitish Bhardwaj
6
 04:59.36
6. Uthor 2d 10:32:21.50
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
304
 00:24.66
2. PuzzleMaestro
82
 00:25.52
3. KkLewandowski
78
 00:27.56
4. cknori95
64
 00:27.69
5. biopower
154
 00:30.74
6. Ronja
116
 00:31.58
7. Make
277
 00:31.96
8. Bluegill16384
208
 00:32.02
9. martosss
97
 00:32.13
10. chihiro
84
 00:32.33
AO5
1. numbrr
304
 00:25.46
2. KkLewandowski
78
 00:26.04
3. PuzzleMaestro
82
 00:27.94
4. cknori95
64
 00:29.05
5. chihiro
84
 00:32.33
6. Bluegill16384
208
 00:32.89
7. Ronja
116
 00:32.93
8. Make
277
 00:33.33
9. biopower
154
 00:33.34
10. martosss
97
 00:35.07
AO12
1. numbrr
304
 00:30.42
2. KkLewandowski
78
 00:30.52
3. cknori95
64
 00:32.55
4. Ronja
116
 00:34.96
5. Bluegill16384
208
 00:35.36
6. biopower
154
 00:36.25
7. Make
277
 00:37.65
8. PuzzleMaestro
82
 00:37.91
9. vowels
216
 00:39.05
10. martosss
97
 00:39.71
Robots / programmatic solversinfo  
1.joshprzybyszewski
18
00:00.061
2.jllachan00:00.512
3.RaislinSnow
28
00:01.077

* 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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2025-12-29 14:00:53

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