Example puzzle

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.

Gaps

Author: Andrey Bogdanov

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Place two circles in every row/column. Cells with circles should not touch each other, even diagonally. Numbers outside the grid indicate the number of cells between the circles in that row or column.

Example puzzle

Grid control: Click the mouse button at the selected cell to change the filling of the cell. More details about grid control are at the help page.