Snake is a line-drawing logic puzzle where a single, non-intersecting line is drawn.


The objective is to draw a single, non-intersecting line, subject to the following rules:

  1. Locate a snake of unknown length in the grid, whose head and tail are given.
  2. The snake does not touch itself, even diagonally.
  3. Numbers outside the grid indicate the number of snake cells in that row/column.


A standard 10x10 snake and its solution.

Snake Example
Snake Answer