Meowdoku Level 550 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 550 Step 1: Mark X at R9 C1, R9 C8, and R9 C9 + 6 more: rows or columns are reserved
The magenta and blue regions must use rows 9 and 10. No other region can use those rows. Mark the highlighted cells with X.
Meowdoku Level 550 Step 2: Mark X at R1 C1, R2 C1, and R3 C1: a region is locked to this column
The green region must use column 1. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 550 Step 3: 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 550 Step 4: Mark X at R3 C3: 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 550 Step 5: Mark X at R3 C9 and R5 C10: 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 550 Step 6: Mark X at R4 C5: cats cannot touch
Every possible cat for the teal region conflicts with these cells. Cats cannot share a row, column, region, or diagonal touch. Mark the highlighted cells with X.
Meowdoku Level 550 Step 7: Mark X at R8 C3: 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 550 Step 8: Mark X at R10 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 550 Step 9: Mark X at R7 C2: 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 550 Step 10: Mark X at R1 C4: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 11: Mark X at R1 C5: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 12: Mark X at R1 C8: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 13: Mark X at R1 C9: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 14: Mark X at R1 C10: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 15: Mark X at R2 C5: assuming a cat there leaves a region empty
Suppose held a cat in the yellow 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 550 Step 16: Mark X at R2 C9: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Column 2 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 550 Step 17: Mark X at R3 C2: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the light blue 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 550 Step 18: Mark X at R3 C5: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the light blue 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 550 Step 19: Mark X at R3 C8: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 20: Mark X at R4 C2: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 21: Mark X at R4 C4: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 22: Mark X at R4 C8: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 23: Mark X at R5 C2: assuming a cat there leaves a region empty
Suppose held a cat in the yellow 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 550 Step 24: Mark X at R5 C4: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Column 8 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 550 Step 25: Mark X at R5 C5: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 26: Mark X at R5 C8: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 27: Mark X at R6 C2: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 28: Mark X at R6 C4: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 29: Mark X at R6 C5: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 30: Mark X at R6 C8: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the teal 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 550 Step 31: Mark X at R6 C9: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Column 2 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 550 Step 32: Mark X at R6 C10: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the blue 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 550 Step 33: Mark X at R7 C5: assuming a cat there leaves a region empty
Suppose held a cat in the yellow 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 550 Step 34: Mark X at R9 C4 and R9 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 550 Step 35: Mark X at R7 C10: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 36: Mark X at R8 C2: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 37: Mark X at R8 C4: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the teal 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 550 Step 38: Mark X at R8 C5: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 39: Mark X at R9 C2, R9 C3, and R10 C4 + 1 more: 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 550 Step 40: Mark X at 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 550 Step 41: Mark X at R1 C3 and R2 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 550 Step 42: Mark X at R8 C7: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 43: Mark X at R8 C8: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave the light blue 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 550 Step 44: Mark X at R8 C9: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Row 1 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 550 Step 45: Mark X at R8 C10: assuming a cat there leaves a region empty
Suppose held a cat in the yellow region. That assumption would leave Column 8 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 550 Step 46: Place cat at R1 C2: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 550 Step 47: Place cat at R8 C1: only legal cell
Place a cat here at . Row 8 has no other legal cell.
Meowdoku Level 550 Step 48: Mark X at R7 C4: a region is locked to this column
The brown region must use column 4. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 550 Step 49: Mark X at R10 C3: a region is locked to this column
The purple region must use column 3. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 550 Step 50: Place cat at R10 C5: only legal cell
Place a cat here at . The blue region has no other legal cell.
Meowdoku Level 550 Step 51: Place cat at R9 C7: only legal cell
Place a cat here at . The magenta region has no other legal cell.
Meowdoku Level 550 Step 52: Place cat at R2 C8: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 550 Step 53: Place cat at R3 C4: only legal cell
Place a cat here at . The brown region has no other legal cell.
Meowdoku Level 550 Step 54: Place cat at R4 C10: only legal cell
Place a cat here at . Column 10 has no other legal cell.
Meowdoku Level 550 Step 55: Place cat at R5 C6: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 550 Step 56: Place cat at R7 C9: only legal cell
Place a cat here at . The light blue region has no other legal cell.
Meowdoku Level 550 Step 57: Place cat at R6 C3: only legal cell
Place a cat here at . The purple region has no other legal cell.
Meowdoku Level 550 Result
All 10 cats are placed correctly:
- R1 C2
- R2 C8
- R3 C4
- R4 C10
- R5 C6
- R6 C3
- R7 C9
- R8 C1
- R9 C7
- R10 C5


