Lockout Lines Sudoku
Digits along a Lockout line must be strictly outside the range of the digits in the squares at the ends of the line. The difference between the digits in the squares at the ends of the line must be at least 4. Color: Light Olive Green.
Boards that contain the Lockout Lines variant have lines in different shapes on the board. Each line has a square at each end of the line.
Lockout Lines rule: Digits along a Lockout line must be strictly outside the range of the digits in the squares at each ends of the line. The difference between the digits in the squares at the ends of the line must be at least 4. Digits along a Lockout line can repeat.
See image below for examples.
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