Meowdoku Level 654 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 654 Step 1: Place cat at R1 C9: only legal cell
Place a cat here at . The blue region has no other legal cell.
Meowdoku Level 654 Step 2: Place cat at R3 C5: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 654 Step 3: Place cat at R2 C3: only legal cell
Place a cat here at . The orange region has no other legal cell.
Meowdoku Level 654 Step 4: Mark X at R4 C8, R6 C8, and R8 C8 + 1 more: a region is locked to this column
The sky blue region must use column 8. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 654 Step 5: Mark X at R8 C1, R8 C2, and R8 C4: a region is locked to this row
The magenta region must use row 8. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 654 Step 6: Mark X at R6 C7: 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 654 Step 7: Mark X at R7 C6, R7 C7, and R9 C6 + 1 more: 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 654 Step 8: Mark X at R4 C2: assuming a cat there leaves a region empty
Suppose held a cat in the purple 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 654 Step 9: Mark X at R9 C1: a region is locked to this column
The purple region must use column 1. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 654 Step 10: Mark X at R6 C6: rows or columns are reserved
The purple, yellow, teal, and sky blue regions must use rows 4, 5, 6, and 7. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 654 Step 11: Mark X at R5 C4 and R6 C4: rows or columns are reserved
The teal and rose regions must use columns 2 and 4. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 654 Step 12: Mark X at R5 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 654 Step 13: Place cat at R7 C8: only legal cell
Place a cat here at . The sky blue region has no other legal cell.
Meowdoku Level 654 Step 14: Place cat at R8 C6: only legal cell
Place a cat here at . The magenta region has no other legal cell.
Meowdoku Level 654 Step 15: Place cat at R9 C4: only legal cell
Place a cat here at . Column 4 has no other legal cell.
Meowdoku Level 654 Step 16: Mark X at R5 C2: 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 654 Step 17: Place cat at R6 C2: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 654 Step 18: Place cat at R4 C1: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 654 Step 19: Place cat at R5 C7: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 654 Result
All 9 cats are placed correctly:
- R1 C9
- R2 C3
- R3 C5
- R4 C1
- R5 C7
- R6 C2
- R7 C8
- R8 C6
- R9 C4