Cat Sudoku Level 146 Hint
Find a colored region with only a few safe cells, then compare those cells against the row and column limits.
Cat Sudoku Level 146 Strategy
Hard Level 146 uses a 8x8 board with 8 colored regions. It starts with 1 fixed cats to anchor the solve. Work from the tightest rows and regions before placing a cat.
Cat Sudoku Level 146 Solution
Solution cells: R1C3, R2C7, R3C4, R4C8, R5C6, R6C1, R7C5, R8C2.