Edge Sudoku is a logic-based number-placement puzzle. It is distinct from but shares some properties and rules with Str8ts and Sudoku.

Rules:

• All Sudoku rules apply.

• There are horizontal and vertical lines going through cells

• Each Line, vertically or horizontally, must contain a straight – a set of consecutive numbers, but in any order. For example: 7, 6, 4, 5 is valid, but 1, 3, 8, 7 is not.

• Each puzzle has a UNIQUE solution

Here's an example:

Here's the solution:

And here's a sample for you to solve:

Enjoy!