Meowdoku Level 218 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 218 Step 1: Place cat at R1 C8: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 218 Step 2: Place cat at R2 C4: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 218 Step 3: Mark X at R3 C1, R3 C7, and R3 C9: a region is locked to this row
The pink region must use row 3. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 218 Step 4: Mark X at R4 C1, R5 C1, and R6 C1 + 4 more: rows or columns are reserved
The brown, yellow, green, rose, and magenta regions must use rows 4, 5, 6, 7, and 8. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 218 Step 5: Place cat at R9 C1: only legal cell
Place a cat here at . Column 1 has no other legal cell.
Meowdoku Level 218 Step 6: Mark X at R5 C6: 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 218 Step 7: Mark X at R7 C9 and R8 C6: cats cannot touch
Every possible cat for the magenta region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 218 Step 8: Mark X at R7 C2 and 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 218 Step 9: Mark X at R6 C3: rows or columns are reserved
The brown, yellow, and green regions must use rows 4, 5, and 6. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 218 Step 10: Mark X at R6 C6: cats cannot touch
Every possible cat for row 7 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 218 Step 11: Mark X at R4 C3: cats cannot touch
Every possible cat for column 2 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 218 Step 12: Mark X at R3 C6: assuming a cat there leaves a region empty
Suppose held a cat in the pink region. That assumption would leave Column 3 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 218 Step 13: Place cat at R3 C2: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 218 Step 14: Place cat at R5 C3: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 218 Step 15: Place cat at R8 C9: only legal cell
Place a cat here at . Row 8 has no other legal cell.
Meowdoku Level 218 Step 16: Mark X at R4 C5: a region is locked to this row
The brown region must use row 4. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 218 Step 17: Mark X at R7 C6: cats cannot touch
Every possible cat for the green region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 218 Step 18: Place cat at R7 C5: only legal cell
Place a cat here at . The rose region has no other legal cell.
Meowdoku Level 218 Step 19: Place cat at R6 C7: only legal cell
Place a cat here at . The green region has no other legal cell.
Meowdoku Level 218 Step 20: Place cat at R4 C6: only legal cell
Place a cat here at . The brown region has no other legal cell.
Meowdoku Level 218 Result
All 9 cats are placed correctly:
- R1 C8
- R2 C4
- R3 C2
- R4 C6
- R5 C3
- R6 C7
- R7 C5
- R8 C9
- R9 C1