Canal View

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Rules[edit]

Canal View Example.png Canal View Example Solution.png

Shade some empty cells to create a single connected group. Cells with numbers cannot be shaded, and the shaded cells cannot form a 2×2 square anywhere in the grid. Each numbered cell indicates the total number of shaded cells connected vertically and horizontally to that numbered cell, in a straight line till the next numbered/unoccupied cell, or the edge of the grid.

(Rules and example from WPC 2017 IB)

History of the puzzle[edit]

Invented by Prasanna Seshadri (India). The first puzzle appeared on 2014 US Nationals under the name "Tapa View", but later renamed.[1]

Appearances in the past WPCs[edit]

References[edit]