Normal sudoku rules apply. A clue outside the grid has TWO functions: X-Sums, which sum the first X digits from the clue in its row/column, where X is the first digit seen; and Little Killer, where the clue gives the sum of the indicated diagonal.
Normal sudoku rules apply. A clue outside the grid has TWO functions: X-Sums, which sum the first X digits from the clue in its row/column, where X is the first digit seen; and Little Killer, where the clue gives the sum of the indicated diagonal.