or solve online (using our beta test of Penpa-Edit tools)
Theme: Missing 5
Author/Opus: This is the 202nd puzzle from our contributing puzzlemaster Prasanna Seshadri.
Rules: Shade some empty cells black so that each number indicates the total count of white cells connected vertically and horizontally to that number including the numbered cell itself. Black cells cannot share an edge, and all white cells must belong to a single connected group. Also, an even number of cells must be shaded in each row and in each column.
Also see this example:
Difficulty: 3 stars
Time Standards (highlight to view): Grandmaster = 3:00, Master = 4:45, Expert = 9:30
Note: Follow this link for more Kuromasu puzzles.