Meowdoku Level 669 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 669 Step 1: Mark X at R1 C1, R2 C1, and R2 C4: rows or columns are reserved
The orange and sky blue regions must use rows 1 and 2. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 669 Step 2: Mark X at R1 C2, R1 C3, and R2 C2 + 5 more: rows or columns are reserved
The brown and blue regions must use columns 2 and 3. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 669 Step 3: Mark X at R3 C4, R4 C4, and R5 C4 + 5 more: rows or columns are reserved
The orange, sky blue, yellow, teal, and rose regions must use columns 4, 5, 6, 7, and 8. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 669 Step 4: Mark X at R2 C7: 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 669 Step 5: Mark X at R1 C6: cats cannot touch
Every possible cat for the sky blue region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 669 Step 6: Mark X at R3 C7 and R8 C7: rows or columns are reserved
The orange and teal regions must use columns 7 and 8. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 669 Step 7: Mark X at R1 C8: assuming a cat there leaves a region empty
Suppose held a cat in the orange region. That assumption would leave the blue 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 669 Step 8: Mark X at R2 C6: 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 669 Step 9: Mark X at R2 C8: assuming a cat there leaves a region empty
Suppose held a cat in the orange region. That assumption would leave the teal 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 669 Step 10: Place cat at R1 C7: only legal cell
Place a cat here at . The orange region has no other legal cell.
Meowdoku Level 669 Step 11: Place cat at R2 C5: only legal cell
Place a cat here at . The sky blue region has no other legal cell.
Meowdoku Level 669 Step 12: Place cat at R4 C6: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 669 Step 13: Mark X at R5 C1 and R5 C8: a region is locked to this row
The brown region must use row 5. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 669 Step 14: Mark X at R6 C2 and R6 C3: cats cannot touch
Every possible cat for the brown region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 669 Step 15: Mark X at R7 C1, R7 C4, and R7 C8: a region is locked to this row
The blue region must use row 7. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 669 Step 16: Mark X at R7 C3: cats cannot touch
Every possible cat for the rose region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 669 Step 17: Place cat at R7 C2: only legal cell
Place a cat here at . The blue region has no other legal cell.
Meowdoku Level 669 Step 18: Place cat at R3 C1: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 669 Step 19: Place cat at R5 C3: only legal cell
Place a cat here at . The brown region has no other legal cell.
Meowdoku Level 669 Step 20: Place cat at R8 C4: only legal cell
Place a cat here at . The rose region has no other legal cell.
Meowdoku Level 669 Step 21: Place cat at R6 C8: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 669 Result
All 8 cats are placed correctly:
- R1 C7
- R2 C5
- R3 C1
- R4 C6
- R5 C3
- R6 C8
- R7 C2
- R8 C4