Meowdoku Level 427 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 427 Step 1: Place cat at R8 C1: only legal cell
Place a cat here at . The rose region has no other legal cell.
Meowdoku Level 427 Step 2: Place cat at R7 C8: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 427 Step 3: Mark X at R2 C6, R2 C7, and R3 C6: rows or columns are reserved
The pink, magenta, and teal regions must use rows 1, 2, and 3. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 427 Step 4: Mark X at R1 C2, R2 C4, and R3 C3: cats cannot touch
Every possible cat for the pink region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 427 Step 5: Mark X at R2 C3: cats cannot touch
Every possible cat for the teal region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 427 Step 6: Mark X at R6 C2: cats cannot touch
Every possible cat for the orange region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 427 Step 7: Mark X at R5 C3: rows or columns are reserved
The brown and green regions must use rows 4 and 5. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 427 Step 8: Mark X at R2 C2: assuming a cat there leaves a region empty
Suppose held a cat in the pink region. That assumption would leave the brown region with no legal cell left. So cannot contain a cat. Mark it with X.
Try a temporary cat at , then follow what the puzzle rules force. If it leads to a contradiction, the must be X in the real puzzle.
Meowdoku Level 427 Step 9: Place cat at R1 C3: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 427 Step 10: Place cat at R2 C5: only legal cell
Place a cat here at . Row 2 has no other legal cell.
Meowdoku Level 427 Step 11: Place cat at R3 C2: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 427 Step 12: Mark X at R6 C4: a region is locked to this column
The green region must use column 4. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 427 Step 13: Place cat at R6 C6: only legal cell
Place a cat here at . The orange region has no other legal cell.
Meowdoku Level 427 Step 14: Place cat at R4 C7: only legal cell
Place a cat here at . The brown region has no other legal cell.
Meowdoku Level 427 Step 15: Place cat at R5 C4: only legal cell
Place a cat here at . The green region has no other legal cell.
Meowdoku Level 427 Result
All 8 cats are placed correctly:
- R1 C3
- R2 C5
- R3 C2
- R4 C7
- R5 C4
- R6 C6
- R7 C8
- R8 C1