Meowdoku Level 540 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 540 Step 1: Mark X at R4 C8 and R5 C10: 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 540 Step 2: Mark X at R5 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 540 Step 3: Mark X at R6 C3 and R8 C2: cats cannot touch
Every possible cat for the light blue region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 540 Step 4: Mark X at R7 C4 and R9 C4: cats cannot touch
Every possible cat for row 8 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 540 Step 5: Mark X at R10 C4, R10 C5, and R10 C6 + 4 more: cats cannot touch
Every possible cat for column 1 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 540 Step 6: Mark X at R9 C2: regions are trapped in those lines
Row 10 can only be filled by the orange region. Those region must stay in that row. Mark the highlighted cells with X.
Meowdoku Level 540 Step 7: Mark X at R2 C3 and R8 C4: cats cannot touch
Every possible cat for row 9 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 540 Step 8: Mark X at R1 C3: assuming a cat there leaves a region empty
Suppose held a cat in the rose region. That assumption would leave the pink 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 540 Step 9: Mark X at R1 C5: assuming a cat there leaves a region empty
Suppose held a cat in the rose region. That assumption would leave the pink 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 540 Step 10: Mark X at R2 C5: assuming a cat there leaves a region empty
Suppose held a cat in the rose region. That assumption would leave the pink 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 540 Step 11: Mark X at R1 C1, R1 C2, and R1 C7 + 3 more: a region is locked to this row
The rose region must use row 1. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 540 Step 12: Mark X at R2 C7: assuming a cat there leaves a region empty
Suppose held a cat in the magenta region. That assumption would leave the purple 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 540 Step 13: Mark X at R2 C9: assuming a cat there leaves a region empty
Suppose held a cat in the magenta 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 540 Step 14: Mark X at R3 C9: assuming a cat there leaves a region empty
Suppose held a cat in the magenta region. That assumption would leave Column 10 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 540 Step 15: Mark X at R3 C10: assuming a cat there leaves a region empty
Suppose held a cat in the magenta region. That assumption would leave the pink 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 540 Step 16: Mark X at R2 C1, R2 C2, and R2 C4 + 1 more: a region is locked to this row
The magenta region must use row 2. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 540 Step 17: Mark X at R3 C1: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave the orange 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 540 Step 18: Mark X at R3 C4: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave the pink 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 540 Step 19: Mark X at R3 C5: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave the pink 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 540 Step 20: Mark X at R3 C6: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave the pink 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 540 Step 21: Mark X at R3 C7: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave the green 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 540 Step 22: Mark X at R3 C8: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave the purple 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 540 Step 23: Mark X at R4 C2 and R4 C3: 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 540 Step 24: Mark X at R1 C4: assuming a cat there leaves a region empty
Suppose held a cat in the rose 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 540 Step 25: Place cat at R1 C6: only legal cell
Place a cat here at . The rose region has no other legal cell.
Meowdoku Level 540 Step 26: Mark X at R4 C5 and R9 C5: a region is locked to this column
The yellow region must use column 5. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 540 Step 27: Mark X at R7 C7, R8 C7, and R9 C7: a region is locked to this column
The pink region must use column 7. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 540 Step 28: Mark X at R6 C10, R7 C10, and R8 C8 + 5 more: rows or columns are reserved
The magenta, brown, and purple regions must use columns 8, 9, and 10. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 540 Step 29: Mark X at R5 C8: 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 540 Step 30: Mark X at R10 C2: cats cannot touch
Every possible cat for row 9 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 540 Step 31: Mark X at R6 C1, R7 C1, and R8 C1: 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 540 Step 32: Mark X at R5 C3 and R5 C5: cats cannot touch
Every possible cat for column 4 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 540 Step 33: Mark X at R2 C10: assuming a cat there leaves a region empty
Suppose held a cat in the magenta region. That assumption would leave Column 4 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 540 Step 34: Place cat at R2 C8: only legal cell
Place a cat here at . The magenta region has no other legal cell.
Meowdoku Level 540 Step 35: Place cat at R4 C10: only legal cell
Place a cat here at . Column 10 has no other legal cell.
Meowdoku Level 540 Step 36: Mark X at R5 C1, R5 C2, and R6 C5: cats cannot touch
Every possible cat for column 4 conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 540 Step 37: Mark X at R6 C2: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave Column 4 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 540 Step 38: Mark X at R6 C4: assuming a cat there leaves a region empty
Suppose held a cat in the teal region. That assumption would leave Row 9 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 540 Step 39: Place cat at R5 C4: only legal cell
Place a cat here at . Column 4 has no other legal cell.
Meowdoku Level 540 Step 40: Place cat at R6 C7: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 540 Step 41: Place cat at R7 C9: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 540 Step 42: Place cat at R8 C5: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 540 Step 43: Place cat at R9 C3: only legal cell
Place a cat here at . The light blue region has no other legal cell.
Meowdoku Level 540 Step 44: Place cat at R3 C2: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 540 Step 45: Place cat at R10 C1: only legal cell
Place a cat here at . The orange region has no other legal cell.
Meowdoku Level 540 Result
All 10 cats are placed correctly:
- R1 C6
- R2 C8
- R3 C2
- R4 C10
- R5 C4
- R6 C7
- R7 C9
- R8 C5
- R9 C3
- R10 C1


