Kurodoko


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Kurodoko also known as Kuromasu is a logic puzzle with simple rules and challenging solutions.

The rules are simple.
Shade some cells black guided by number clues.

- Each number clue shows how many cells are "visible" from its place.
- "Visible" are all white cells up, down, left and right of the clue, terminated by a black cell or the grid edge. The cell with the number clue is also counted as visible.
- Other clue cells are considered transparent, so visibility continues through them.
- You can't shade clue cells black.
- All white cells must be connected orthogonally in a single group.
- Black cells can't touch orthogonally (diagonal touching is allowed).

Left click on a cell to make it black. Right click to mark with a dot. Click and drag to mark more than one cell.

Video Tutorial
Hide the rules
Kurodoko

Speed Rank Statistics - numbrr

Player rank: 1 / 133873
Total score: 4056.373
Find it
Global position
1. numbrr
322
4056.373
2. qqwref
266
2820.166
3. Make
287
2507.905
4. jaybrainer
275
2358.792
5. vowels
216
2328.171
Puzzle position (kurodoko)
1. PuzzleMaestro
100
50.188
2. daanbe
239
48.298
3. numbrr
322
46.774
4. Make
287
40.081
5. Meerkat
214
37.264
The scores are updated every hour
score = log10(number of players / player rank)
 
best
mo3
ao5
ao12
all
 
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