Example puzzle

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This is an example puzzle. You can solve it the same way as you would solve competition puzzle, but result never stored. You can reveal an answer for the puzzle by clicking "Show answer" link.

Citywalk Sudoku

Author: Andrey Bogdanov

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Fill in the grid with digits from 1 to 9 putting one digit per a cell. Each row, column and outlined area should contain every digit exactly once. In addition, all cells that contain 3 to 7 are orthogonally connected in the grid. There is no restriction on connectivity in each 3×3 box.

Example puzzle

Grid control: Click at a cell reveals the value chooser. Click at the selected value changes the state of the cell. More details about grid control are at the help page.