In every row and column is exactly one circle, one square and one triangle. Locate the position of these symbols. The numbers in the grid indicate the number of cells occupied by symbols in adjazent cells, including diagonally. Symbols are not on the numbered squares.

Smaller example with two symbols:

Puzzle:

In every row and column is exactly one circle, one square, one triangle and one moon. Locate the position of these symbols. The numbers in the grid indicate the number of cells occupied by symbols in adjazent cells, including diagonally. Symbols are not on the numbered squares.

Puzzle:

Locate the position of 20 chess knights in the grid. The numbers in the grid indicate the number of knights attacking this cells. Knights are not on the numbered squares.

In every row and column is exactly one circle, one square, one triangle and one moon. Locate the position of these symbols. The numbers in the grid indicate the number of cells occupied by symbols in adjazent cells, including diagonally. Symbols are not on the numbered squares.

Smaller example with two symbols:

Puzzle:

The diagram contains small gardens. This are rectangular green areas separated by hedges. Every garden consist of the number of squares that the given numbers show. Every garden contains exactly one number. The small gardens may only touch each other at the vertexes. Each 2x2 square must have at least one garden square.

Example:

Puzzle:

The diagram contains small gardens. This are rectangular green areas separated by hedges. Every garden consist of the number of squares that the given numbers show. Every garden contains exactly one number. The small gardens may only touch each other at the vertexes. Each 2x2 square must have at least one garden square.

Example:

Puzzle: