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Logical puzzle game.

Fill in all the cells of the field by a continuous line.

The goal - to fill all the cells of the field by a continuous line.
Rules of the game:
- Start from the 0 and move horizontally and vertically through each grid, visiting each square exactly once.
- When you touch on a 1 - the background of the cell turns blue.
- When you touch on a 2, you slide to the next cell in the same direction. The background of the cells turns blue. If the next cell is not present, the progress is not possible.
- Each step start from the the last filled cell - red figure.
- You can not go through the cell or play diagonal.