SlitherPuzzle 1.27.0

Rules are simple!
Absolutely no doubt that if you like logic puzzles fit.

Rules
1. Connect dots with vertical / holizontal line and make one loop.
2. Numbers define how many lines can be drawn around it.
3. Lines cannot be crossed or branch off.

Slither Link
http://www.nikoli.co.jp/en/puzzles/slitherlink.html

The explanation about the button
[＋] Zoom In
[－] Zoom Out
[↓] A save of progress on the way(3 at the maximum)
[↑] The reading of the state of preservation
Long Tap: Undo the reading of the state of preservation

History
v1.26.13
- Bug fix
v1.26.12
- I made modifications so that a level was changed by a flick in puzzle list screen.
v1.26.11
- Bug fix.
ｖ1.26.10
- Bug fix.
ｖ1.26.9
- Bug fix.
- Faster drawing
- Undo the reading of the state of preservation
(Read button long press or Undo button)
v1.26.8
- Bug fix.
v1.26.7
- Bug fix.
v1.26.3
- Bug fix.
v1.26.2
- Bug fix.
v1.26.1
- Go back to the list screen after solved the puzzle
v1.26.0
- Corresponding to the URL that is output by the purepazu v3
http://pzv.jp/p.html?slither
v1.25.4
- Bug fix.
v1.25.3
- Responding to SlitherPuzzle2.
- Bug fix.
v1.25.1
- To speed up the initial startup.
- Added to the menu to initialize the play data.
- Bug fix.
v1.25.0
- Added 5 levels of Normal puzzle.
- Added 5 levels of Hard puzzle.
v1.24.0
- Added 10 levels of Normal puzzle.
v1.23.0
- Added 10 levels of Normal puzzle.
v1.22.0
- Added 5 levels of Hard puzzle.
- Added 5 levels of Very Hard puzzle.
v1.21.1
- Bug fix.
v1.21.0
- Added 10 levels of Very Hard puzzle.
v1.20.1
- Bug fix.
v1.20.0
- Added 10 levels of Normal puzzle.
v1.19.3
- Bug fix.
v1.19.2
- Add Undo/Redo
v1.19.1
- Bug fix.
v1.19.0
- Added 5 levels of Hard puzzle.
- Added 5 levels of Very Hard puzzle.
v1.18.0
- Added 10 levels of Very Hard puzzle.
v1.17.0
- Added 10 levels of Very Hard puzzle.
v1.16.1
- Fixed the update does not add a puzzle
v1.16.0
- Added 10 levels of Very Hard puzzle.
- Highlight where last touched
v1.15.0
- Added 5 levels of Normal puzzle.
- Added 5 levels of Hard puzzle.
v1.14.0
- Added 10 levels of Very Hard puzzle.
v1.13.1
- Operate together with the corresponding Slither Maker
v1.13.0
- Added 10 levels of Normal puzzle.
v1.12.0
- Added 10 levels of Very Hard puzzle.
- Add a level of solved
- Adjust the volume of sound effects with hard key
v1.11.3
- Bug fix.
v1.11.2
- When you load the progress, shown by dotted lines where the first touch
v1.11.1
- Bug fix.
v1.11.0
- Added 10 levels of Normal puzzle.
- Modified a check function to show a toast.
v1.10.2
- Bug fix.
v1.10.1
- Add a check function in the menu.
v1.10.0
- Added 10 levels of Normal puzzle.
v1.9.2
- Bug fix.
- Modified to verify when retry game.
v1.9.1
- Bug fix.
v1.9.0
- Added 5 levels of Hard puzzle.
- Added 5 levels of Very Hard puzzle.
v1.8.1
- Bug fix.
v1.8.0
- Added 10 levels of Very Hard puzzle.
v1.7.3
- Bug fix.
v1.7.2
- Helper "Color panel assist" separated by level.
v1.7.1
- Bug fix.
v1.7.0
- Bug fix.
- Added Full screen option.
- Added 5 levels of Hard puzzle.
- Added 5 levels of Very Hard puzzle.
v1.6.0
- Added 5 levels of Hard puzzle.
- Added 5 levels of Very Hard puzzle.
v.1.5.1
- Bug fix.
- Add Context menu.
v1.5.0
- Added 5 levels of Hard puzzle.
- Added 5 levels of Very Hard puzzle.
v1.4.2
- Bug fix.
v1.4.1
- Bug fix.
- Responding to Android 1.6(Cupcake).
v1.4.0
- Added 5 levels of Hard puzzle.
v1.3.2
- Correct mistakes of the data puzzle.
v1.3.1
- Correct mistakes of the data puzzle.
v1.3.0
- Fixed saving feature.
- Fixed scroll range of landscape.
- Added screen orientation settings.
v1.2.1
- Correct mistakes of the data puzzle.
v1.2.0
- Added 5 levels of Very Hard puzzle.
v1.1.1
- Bug fix.
v1.1.0
- Added 10 levels of Hard puzzle.