Smashed Sums by Ashish Kumar

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Smashed Sums by Ashish Kumar


or solve online (using our beta test of Penpa-Edit tools; use tab to shift between number entry and shading modes.)

Theme: Series

Author/Opus: This is the 74th puzzle from our contributing puzzlemaster Ashish Kumar.

Rules: Fill each row and column of the grid with the digits 1 to 4 and two blackened cells. Numbers outside the grid indicate the sum of the digits between the two blackened cells in that row or column. Blackened cells are allowed to touch. Or see here.

Difficulty: 1.5 stars

Time Standards (highlight to view): Grandmaster = 1:15, Master = 1:45, Expert = 3:30

Solution: PDF; a solution video is also available here.

Note: Follow this link for other less common Number Placement puzzles.

  • Chandrachud says:

    Nice puzzle … interesting type of puzzle … I think it goes by the name doppelblok in the UK … there is a small pointer puzzle in this year UK puzzle championship …

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