Normal sudoku rules apply, and digits increase along arrows, in the direction of the arrow, and sum to the 1- or 2-digit number in the circle or pill. 2-digit numbers always read left-to-right or downwards.
Normal sudoku rules apply, and digits increase along arrows, in the direction of the arrow, and sum to the 1- or 2-digit number in the circle or pill. 2-digit numbers always read left-to-right or downwards.