Meowdoku Level 816 Step-by-Step Logic Walkthrough & Explained
Follow the replay below. Each board shows the result after applying that step.
Meowdoku Level 816 Step 1: Mark X at R1 C1, R1 C2, and R1 C5 + 2 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 816 Step 2: Mark X at R2 C3, R2 C4, and R2 C5 + 2 more: a region is locked to this row
The sky blue region must use row 2. No other region can use that row. Mark the highlighted cells with X.
Meowdoku Level 816 Step 3: Mark X at R3 C4, R4 C2, and R4 C3 + 5 more: rows or columns are reserved
The rose, sky blue, yellow, and teal regions must use columns 1, 2, 3, and 4. No other region can use those columns. Mark the highlighted cells with X.
Meowdoku Level 816 Step 4: Mark X at R3 C5, R6 C5, and R7 C5: 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 816 Step 5: Mark X at R7 C6: a region is locked to this column
The blue region must use column 6. No other region can use that column. Mark the highlighted cells with X.
Meowdoku Level 816 Step 6: Mark X at R3 C1 and R3 C2: 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 816 Step 7: Mark X at R4 C6, R5 C4, and 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 816 Step 8: Place cat at R1 C4: only legal cell
Place a cat here at . Column 4 has no other legal cell.
Meowdoku Level 816 Step 9: Mark X at R2 C1: assuming a cat there leaves a region empty
Suppose held a cat in the sky blue 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 816 Step 10: Place cat at R2 C2: only legal cell
Place a cat here at . The sky blue region has no other legal cell.
Meowdoku Level 816 Step 11: Place cat at R4 C1: only legal cell
Place a cat here at . The yellow region has no other legal cell.
Meowdoku Level 816 Step 12: Place cat at R5 C5: only legal cell
Place a cat here at . The pink region has no other legal cell.
Meowdoku Level 816 Step 13: Place cat at R3 C6: only legal cell
Place a cat here at . The blue region has no other legal cell.
Meowdoku Level 816 Step 14: Place cat at R6 C3: only legal cell
Place a cat here at . The teal region has no other legal cell.
Meowdoku Level 816 Step 15: Place cat at R7 C7: only legal cell
Place a cat here at . The orange region has no other legal cell.
Meowdoku Level 816 Result
All 7 cats are placed correctly:
- R1 C4
- R2 C2
- R3 C6
- R4 C1
- R5 C5
- R6 C3
- R7 C7