Find a snake of length 59. Head and the tail of the snake are already predetermined. The snake goes from cell to cell vertically or horizontally, but not diagonally. The snake does not touch itself, not even diagonally. Each letter represents a different digit. The numbers outside the grid indicate how many squares are used by the snake in that row or column.
In addition, the following equations must be satisfied:
Solution code: Row 4, followed by column 4. 'S' for snake, '-' for an empty cell.
on 24. November 2016, 22:09 by sf2l
Beautiful, elusive and deceptive. I spent days on a wrong assumption then I saw the light
@sf2l: Hi Stefano. Thanks for your kind words :) I'm glad you liked it..