Dog Sudoku Level 57 Hint
Find a bone with only two or three available neighboring cells, then test those cells against the row count, column count, and no-touch rule.
Dog Sudoku Level 57 Strategy
Medium Level 57 uses a 8x8 board with 9 bones. Use the row and column dog counts first, then resolve bones with limited neighboring cells.
Dog Sudoku Level 57 Solution
Solution dog cells: R1C5, R1C8, R2C1, R3C4, R3C7, R5C1, R5C4, R7C8, R8C5.