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Diffstat (limited to 'html/range.html')
| -rw-r--r-- | html/range.html | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/html/range.html b/html/range.html new file mode 100644 index 0000000..bb5b59c --- /dev/null +++ b/html/range.html @@ -0,0 +1,21 @@ +Range +<p> +Colour some squares black, so as to meet the following conditions: +<ul> +<li> +No two black squares are orthogonally adjacent. +<li> +No group of white squares is separated from the rest of the grid by +black squares. +<li> +Each numbered cell can see precisely that many white squares in +total by looking in all four orthogonal directions, counting itself. +(Black squares block the view. So, for example, a 2 clue must be +adjacent to three black squares or grid edges, and in the fourth +direction there must be one white square and then a black one beyond +it.) +</ul> + +<p> +Left-click to colour a square black. Right-click to mark a square +with a dot, if you know it should not be black. |