Diagonal Frame Sudoku

Diagonal Frame Sudoku Rules

Frame Sudoku (Outside Sum Sudoku) . Numbers in the outside frame equal the sum of the first three numbers in the corresponding row or column in the given direction.

Additional Rules:

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

Diagonal Frame Sudoku Question：

Diagonal Frame Sudoku solution：