Diagonal Outside Sudoku

Diagonal Outside Sudoku Rules

Outside Sudoku is a variation of the standard Sudoku. Some digits are given outside the grid. These digits must appear in the first three cells in the corresponding direction.

Additional Rules:

• Diagonal Sudoku Rule: Sudoku main diagonals also contain the digits 1 through 9.

Diagonal Outside Sudoku question：

Diagonal Outside Sudoku solution：