Dog Sudoku Level 88 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 88 Strategy
Medium Level 88 uses a 7x7 board with 7 bones. Use the row and column dog counts first, then resolve bones with limited neighboring cells.
Dog Sudoku Level 88 Solution
Solution dog cells: R1C1, R2C5, R4C2, R4C5, R7C1, R7C3, R7C5.