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

New Puzzle
This Month
1. quad
103
 01:47.80
2. magarner
50
 01:53.11
3. ysh2020 02:17.87
4. 飞飞
53
 02:19.40
5. francolq
18
 02:30.28
6. fufafofofofafuu 02:30.41
7. fufafofafufi 02:30.62
8. yc40756 02:46.93
9. dailinli
61
 02:51.26
10. joszwaylen 02:52.61
11. BigTom 02:55.52
12. qobi
241
 03:15.00
13. spelabrle
9
 03:27.68
14. baudinsvoyagers 03:29.33
15. 陳昇展
44
 03:36.91
16. RobertFuego 03:43.98
17. Azalia 03:47.35
18. yeonbbong2
1
 03:59.33
19. kennethaw88
161
 04:09.46
20. wanglc 04:25.16
This Week
1. quad
103
 01:47.80
2. magarner
50
 02:14.64
3. 飞飞
53
 02:19.40
4. fufafofafufi 02:30.62
5. fufafofofofafuu 02:33.93
6. yc40756 02:46.93
7. BigTom 03:16.08
8. spelabrle
9
 03:27.68
9. Azalia 03:47.35
10. wanglc 04:25.16
11. RobertFuego 04:28.34
12. cecile 04:44.13
13. Egoalien 05:03.22
14. takaz 05:31.34
15. ljp4444 05:50.32
16. mhkmhk 05:51.85
17. gorilla801
1
 05:59.92
18. dixxx 06:11.51
19. Tinkiet 07:29.24
20. rurijj 07:49.01
Today
1. quad
103
 01:47.80
2. BigTom 03:26.34
3. takaz 05:31.34
4. rurijj 07:49.01
5. Bezerkomonkey
17
 10:17.76
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
323
 01:27.98
2. home
217
 01:37.99
3. PuzzleMaestro
102
 01:42.09
4. vowels
216
 01:50.83
5. cknori95
65
 01:52.13
6. KkLewandowski
86
 01:56.72
7. harveyrice
53
 01:59.87
8. wangzimoxx
49
 02:02.85
9. bakpao
67
 02:03.35
10. quad
103
 02:05.39
AO5
1. numbrr
323
 01:30.14
2. home
217
 01:40.95
3. PuzzleMaestro
102
 01:43.63
4. KkLewandowski
86
 01:58.03
5. vowels
216
 01:58.57
6. cknori95
65
 01:58.67
7. bakpao
67
 02:05.19
8. harveyrice
53
 02:05.27
9. wangzimoxx
49
 02:05.92
10. Bluegill16384
218
 02:08.54
AO12
1. numbrr
323
 01:31.67
2. home
217
 01:48.65
3. vowels
216
 02:01.91
4. bakpao
67
 02:10.37
5. PuzzleMaestro
102
 02:10.41
6. KkLewandowski
86
 02:11.09
7. Ronja
125
 02:15.73
8. Bluegill16384
218
 02:16.77
9. quad
103
 02:16.90
10. cknori95
65
 02:17.31
Robots / programmatic solversinfo  
1.siebi
1
00:00.013
2.dbut2
45
00:00.014
3.joshprzybyszewski
18
00:00.060

* 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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