Meowdoku Level 425 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 425 Step 1: Place cat at R10 C1: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 425 Step 2: Place cat at R9 C10: only legal cell
Place a cat here at . The magenta region has no other legal cell.
Meowdoku Level 425 Step 3: Mark X at R4 C2, R5 C2, and R6 C2 + 2 more: a region is locked to this column
The blue region must use column 2. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 425 Step 4: Mark X at R1 C3, R2 C3, and R5 C3 + 3 more: a region is locked to this column
The orange region must use column 3. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 425 Step 5: Place cat at R5 C4: only legal cell
Place a cat here at . The rose region has no other legal cell.
Meowdoku Level 425 Step 6: Place cat at R3 C3: only legal cell
Place a cat here at . The orange region has no other legal cell.
Meowdoku Level 425 Step 7: Place cat at R1 C2: only legal cell
Place a cat here at . The blue region has no other legal cell.
Meowdoku Level 425 Step 8: Mark X at R6 C8 and R7 C8: rows or columns are reserved
The green, purple, brown, and yellow regions must use rows 2, 4, 6, and 7. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 425 Step 9: Mark X at R2 C6 and R4 C8: 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 425 Step 10: Mark X at R7 C7: 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 425 Step 11: Mark X at R7 C6: cats cannot touch
Every possible cat for column 5 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 425 Step 12: Mark X at R2 C5: assuming a cat there leaves a region empty
Suppose held a cat in the green 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 425 Step 13: Mark X at R8 C6: cats cannot touch
Every possible cat for column 5 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 425 Step 14: Mark X at R4 C7: cats cannot touch
Every possible cat for column 6 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 425 Step 15: Mark X at R6 C9: a region is locked to this row
The brown region must use row 6. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 425 Step 16: Mark X at R2 C7: assuming a cat there leaves a region empty
Suppose held a cat in the green 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 425 Step 17: Place cat at R7 C5: only legal cell
Place a cat here at . The green region has no other legal cell.
Meowdoku Level 425 Step 18: Place cat at R6 C7: only legal cell
Place a cat here at . The brown region has no other legal cell.
Meowdoku Level 425 Step 19: Place cat at R8 C8: only legal cell
Place a cat here at . The sky blue region has no other legal cell.
Meowdoku Level 425 Step 20: Place cat at R4 C6: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 425 Step 21: Place cat at R2 C9: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 425 Result
All 10 cats are placed correctly:
- R1 C2
- R2 C9
- R3 C3
- R4 C6
- R5 C4
- R6 C7
- R7 C5
- R8 C8
- R9 C10
- R10 C1