Back
Odd-Even-Big-Small Sudoku (615)
Instruction:
Place a digit from 1-8 in each empty cell in the grid such that each row, column and marked 8-cell box contains each number exactly once. The clues outside the grid indicate that the first two cells in the corresponding direction must contain digits matching the following description:
O = Odd digits {1, 3, 5, 7}; E = Even digits {2, 4, 6, 8}; B = Big digits {5, 6, 7, 8}; S = Small digits {1, 2, 3, 4}.