Cat Sudoku Level 142 Hint
Find a colored region with only a few safe cells, then compare those cells against the row and column limits.
Cat Sudoku Level 142 Strategy
Hard Level 142 uses a 8x8 board with 8 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 142 Solution
Solution cells: R1C6, R2C1, R3C3, R4C7, R5C4, R6C2, R7C8, R8C5.