Dog Sudoku Level 72 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 72 Strategy
Medium Level 72 uses a 7x7 board with 6 bones. Use the row and column dog counts first, then resolve bones with limited neighboring cells.
Dog Sudoku Level 72 Solution
Solution dog cells: R2C3, R3C6, R4C4, R5C7, R6C5, R7C7.