Dog Sudoku Level 4 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 4 Strategy
Easy Level 4 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 4 Solution
Solution dog cells: R1C4, R3C4, R4C2, R5C7, R6C3, R7C1.