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.

Video Tutorial
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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. cknori95
64
 00:25.31
2. martosss
96
 00:26.87
3. harveyrice
53
 00:29.94
4. Aou73
43
 00:32.31
5. 飞飞
50
 00:34.63
6. tsubaki310
1
 00:38.12
7. 66
45
 00:46.07
8. Bosao
5
 00:49.36
9. y4mburger 00:49.72
10. Rosca Ivan
42
 00:51.65
11. iofbh 00:54.29
12. TillSt24 00:55.36
13. Kenolo353
106
 00:55.55
14. SYLZGC 00:57.35
15. cecile 00:58.50
16. GaryMilligan 01:00.89
17. frickenlol 01:01.22
18. Swear
13
 01:01.33
19. Freddie3
11
 01:03.83
20. Phillillillip 01:04.46
This Week
1. Aou73
43
 00:38.64
2. tsubaki310
1
 00:39.40
3. Bosao
5
 00:49.36
4. y4mburger 00:53.89
5. iofbh 00:54.29
6. TillSt24 00:55.36
7. Swear
13
 01:01.33
8. GaryMilligan 01:03.89
9. Kenolo353
106
 01:16.23
10. Phillillillip 01:17.33
11. achakeym
27
 01:18.88
12. microsun
12
 01:29.04
13. TinyEmperor 01:33.43
14. hurang
30
 01:58.52
15. jc2408a 02:11.04
16. Ansh1321
7
 02:12.36
17. AAMMZZBB 02:14.58
18. rurijj 02:18.07
19. Ramana71 02:30.06
20. ktymhyo 02:36.10
Today
1. tsubaki310
1
 00:39.85
2. iofbh 00:58.15
3. Phillillillip 01:17.33
4. AAMMZZBB 02:14.58
5. ktymhyo 02:36.10
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
298
 00:24.66
2. PuzzleMaestro
79
 00:25.52
3. KkLewandowski
76
 00:27.56
4. cknori95
64
 00:27.69
5. biopower
149
 00:30.74
6. Ronja
112
 00:31.58
7. Make
273
 00:31.96
8. Bluegill16384
200
 00:32.02
9. martosss
96
 00:32.13
10. chihiro
79
 00:32.33
AO5
1. numbrr
298
 00:25.46
2. KkLewandowski
76
 00:26.04
3. PuzzleMaestro
79
 00:27.94
4. cknori95
64
 00:29.05
5. chihiro
79
 00:32.33
6. Bluegill16384
200
 00:32.89
7. Ronja
112
 00:32.93
8. Make
273
 00:33.33
9. biopower
149
 00:33.34
10. martosss
96
 00:35.07
AO12
1. numbrr
298
 00:30.42
2. KkLewandowski
76
 00:30.52
3. cknori95
64
 00:32.55
4. Ronja
112
 00:34.96
5. Bluegill16384
200
 00:35.36
6. biopower
149
 00:36.25
7. Make
273
 00:37.65
8. PuzzleMaestro
79
 00:37.91
9. vowels
216
 00:39.05
10. martosss
96
 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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2025-08-16 10:18:12

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