Meowdoku Level 454 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 454 Step 1: Place cat at R6 C9: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 454 Step 2: Place cat at R8 C1: only legal cell
Place a cat here at . The blue region has no other legal cell.
Meowdoku Level 454 Step 3: Mark X at R1 C5, R2 C5, and R3 C5 + 2 more: a region is locked to this column
The rose region must use column 5. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 454 Step 4: Mark X at R7 C3 and R7 C4: a region is locked to this row
The pink region must use row 7. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 454 Step 5: Mark X at R1 C7, R2 C7, and R4 C8: 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 454 Step 6: Mark X at R4 C4, R4 C6, and R5 C4 + 1 more: 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 454 Step 7: Mark X at R2 C8 and R3 C8: cats cannot touch
Every possible cat for row 1 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 454 Step 8: Mark X at R4 C2, R4 C3, and R5 C2 + 1 more: rows or columns are reserved
The brown, sky blue, and rose regions must use rows 1, 4, and 5. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 454 Step 9: Mark X at R3 C4, R3 C6, and R3 C7: a region is locked to this row
The purple region must use row 3. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 454 Step 10: Mark X at R2 C2 and R2 C3: cats cannot touch
Every possible cat for the purple region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 454 Step 11: Mark X at R5 C7: assuming a cat there leaves a region empty
Suppose held a cat in the brown region. That assumption would leave the magenta 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 454 Step 12: Place cat at R1 C8: only legal cell
Place a cat here at . The brown region has no other legal cell.
Meowdoku Level 454 Step 13: Place cat at R4 C7: only legal cell
Place a cat here at . The sky blue region has no other legal cell.
Meowdoku Level 454 Step 14: Place cat at R5 C5: only legal cell
Place a cat here at . The rose region has no other legal cell.
Meowdoku Level 454 Step 15: Place cat at R7 C6: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 454 Step 16: Place cat at R2 C4: only legal cell
Place a cat here at . The magenta region has no other legal cell.
Meowdoku Level 454 Step 17: Place cat at R3 C2: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 454 Step 18: Place cat at R9 C3: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 454 Result
All 9 cats are placed correctly:
- R1 C8
- R2 C4
- R3 C2
- R4 C7
- R5 C5
- R6 C9
- R7 C6
- R8 C1
- R9 C3