In each puzzle, shade in some of the squares so that:
1) no shaded squares are adjacent (including diagonally),
2) there is exactly one shaded square in each row and in each column,
3) no square containing a number is shaded, and
4) squares containing numbers should be adjacent (including diagonally) to that many shaded squares.

1.

2.

3.

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4.

5.

6.

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7.

8.

9.

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The solutions are here.