Cat Sudoku Level 11 Hint
Find a colored region with only a few safe cells, then compare those cells against the row and column limits.
Cat Sudoku Level 11 Strategy
Easy Level 11 uses a 6x6 board with 6 colored regions. It starts with 2 fixed cats to anchor the solve. Work from the tightest rows and regions before placing a cat.
Cat Sudoku Level 11 Solution
Solution cells: R1C6, R2C3, R3C5, R4C2, R5C4, R6C1.