Diagonal Girandola Frame Sudoku

Diagonal Girandola 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.

• Girandola is an ordinary sudoku with one extra group of cells. This group must also contain digits 1 through 9. (Girandola is a kind of revolving firework.)

Diagonal Girandola Frame Sudoku Question：

Diagonal Girandola Frame Sudoku solution：