Meowdoku Level 868 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 868 Step 1: Mark X at R9 C1, R9 C4, and R9 C5 + 4 more: a region is locked to this row
The blue region must use row 9. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 868 Step 2: Mark X at R1 C1, R1 C2, and R1 C3 + 9 more: rows or columns are reserved
The purple, brown, and blue regions must use columns 1, 2, and 3. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 868 Step 3: Mark X at R7 C3: rows or columns are reserved
The purple, brown, and blue regions must use columns 1, 2, and 3. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 868 Step 4: Mark X at R8 C2 and R8 C3: cats cannot touch
Every possible cat for the blue region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 868 Step 5: Place cat at R9 C3: only legal cell
Place a cat here at . Column 3 has no other legal cell.
Meowdoku Level 868 Step 6: Mark X at R6 C1: 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 868 Step 7: Mark X at R1 C4: assuming a cat there leaves a region empty
Suppose held a cat in the pink region. That assumption would leave the yellow 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 868 Step 8: Mark X at R2 C6: 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 868 Step 9: Mark X at R1 C6: assuming a cat there leaves a region empty
Suppose held a cat in the pink 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 868 Step 10: Mark X at R4 C5, R5 C5, and R6 C5 + 2 more: a region is locked to this column
The pink region must use column 5. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 868 Step 11: Mark X at R2 C4: 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 868 Step 12: Mark X at R3 C5, R3 C8, and R3 C9: rows or columns are reserved
The teal, yellow, rose, purple, magenta, and brown regions must use rows 3, 4, 5, 6, 7, and 8. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 868 Step 13: Mark X at R4 C4, R5 C4, and R6 C4: cats cannot touch
Every possible cat for row 3 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 868 Step 14: Mark X at R5 C6, R6 C6, and R6 C7 + 4 more: rows or columns are reserved
The sky blue, yellow, rose, and magenta regions must use columns 6, 7, 8, and 9. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 868 Step 15: Mark X at R2 C5: assuming a cat there leaves a region empty
Suppose held a cat in the pink region. That assumption would leave Column 6 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 868 Step 16: Place cat at R1 C5: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 868 Step 17: Mark X at R3 C6: cats cannot touch
Every possible cat for column 7 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 868 Step 18: Mark X at R4 C8: cats cannot touch
Every possible cat for the yellow region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 868 Step 19: Mark X at R6 C9: 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 868 Step 20: Mark X at R2 C8: assuming a cat there leaves a region empty
Suppose held a cat in the sky blue 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 868 Step 21: Mark X at R2 C9: assuming a cat there leaves a region empty
Suppose held a cat in the sky blue region. That assumption would leave the rose 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 868 Step 22: Place cat at R2 C7: only legal cell
Place a cat here at . The sky blue region has no other legal cell.
Meowdoku Level 868 Step 23: Place cat at R4 C6: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 868 Step 24: Place cat at R3 C4: only legal cell
Place a cat here at . Row 3 has no other legal cell.
Meowdoku Level 868 Step 25: Mark X at R5 C1 and R5 C2: a region is locked to this row
The rose region must use row 5. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 868 Step 26: Place cat at R6 C2: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 868 Step 27: Place cat at R8 C1: only legal cell
Place a cat here at . The brown region has no other legal cell.
Meowdoku Level 868 Step 28: Place cat at R7 C9: only legal cell
Place a cat here at . The magenta region has no other legal cell.
Meowdoku Level 868 Step 29: Place cat at R5 C8: only legal cell
Place a cat here at . The rose region has no other legal cell.
Meowdoku Level 868 Result
All 9 cats are placed correctly:
- R1 C5
- R2 C7
- R3 C4
- R4 C6
- R5 C8
- R6 C2
- R7 C9
- R8 C1
- R9 C3