Cat Sudoku Level 149 Hint
Find a colored region with only a few safe cells, then compare those cells against the row and column limits.
Cat Sudoku Level 149 Strategy
Hard Level 149 uses a 9x9 board with 9 colored regions. It starts without fixed cats, so the region shapes and no-touch rule do the work. Work from the tightest rows and regions before placing a cat.
Cat Sudoku Level 149 Solution
Solution cells: R1C8, R2C6, R3C2, R4C7, R5C3, R6C1, R7C5, R8C9, R9C4.