Cave (WS+PC2021 Leftover)
(Eingestellt am 24. November 2021, 12:47 Uhr von qiuyanzhe)
Shade some cells to leave behind a single connected group (the cave) with no enclosed, shaded cells.
In other words, all shaded cells must be connected by other shaded cells to an edge of the grid.
All numbered cells must be a part of the cave.
Each number indicating the total count of cells connected vertically and horizontally to the numbered cell including the cell itself.
Solve on Penpa+
Lösungscode: The size of each group of cells outside the cave, in increasing order. Sample code would be: 111
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