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Puzzles/Shading
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Add pics to illustrate each grid puzzle type
Shade grid puzzles are named as such due to in order to solve the puzzle shading the grids is a must. Below are types of shading puzzles
Kuromasu
Rules
Certain cells are shaded so that each number indicates total number of cells that are "visible"/ unshaded cells in the same row and column, including cells itself
No cells with number can be shaded
Shaded cells cannot touch except diagonally
All unshaded cells must form a single continuous area, you can travel horizontal and vertically from cells to cells
Clouds
Rules
Shade rectangular group of cells so that each group is at least 2 cells wide and at least 2 cells tall ( > 2X2)
Each shaded rectangular cannot touch at all even diagonally
The number given is the number of shaded cells in each rows and columns
Light Up
Rules
Place light bulbs in some empty cells so that each empty cells is illuminated
Light bulbs illuminate every cell in their row and column until being blocked by black cell
No light bulb can be illuminated by other light bulb
Some black cells have number, corresponding to the number of touching, non diagonally cells
Mosaic
Rules
Shade some grid cells, which may include the numbers printed on them
A number in cell reveal the number of shaded touching cells, including touching diagonally and the cell itself
The finished puzzle will reveal a simple picture
Gallery
Heyawake
Rules
Shade some grid cells, so that no 2 shaded cells are adjacent (except diagonally) and unshaded cells forming single continuous area
Any single horizontal or vertical group of unshaded cells cannot cross more than one bold line region
Number cells may or may not be shaded but it always gives the precise amount of shaded cells inside the bold line region
Tapa
Rules
Shade some cells to form contiguous shaded region
Numbers in a cell reveal length of each group of touching shaded cells (Including diagonally touching cells)
If there are more than one number in a cell, meaning there must be at least one unshaded cell
Shaded cell cannot form 2X2 square or larger
Minesweeper
Rules
Place mines into empty cells in the grid
Number in the cells meant that humber of mines touching the cells itself (including diagonally)
Only one mine may be placed per cell
Snake
Rules
Shade some cells to form a single snake that starts and ends at the given cells
The "snake does not cross over itself
The snake does not touch itself (even diagonally, except when turning cornet)
Number outside the grid specify number of cells in row/column contain part of the snakes
Hitori
Rules
Shade some cells so that no numbers repeat in any row of column
Shaded cells cannot touch except diagonally
All shaded cells must form a single unconnected region
Mochikoro
Rules
Shade some cells so that every numbers in the puzzle remain as part of continuous unshaded rectangle of precisely the given cells
Shaded cells cannot form areas larger than 2X2
Not all unshaded rectangles are necessarily marked with numbers
In this puzzle, rectangle can meant square too.
Star Battle
Rules
Place stars in some cells so that each row , column and outlined region contains exactly two stars
Stars cannot touch each other, not even diagonally