Use these positions to check the answer quickly before reading the logic.
B1
Row 1, Column 2
F2
Row 2, Column 6
C3
Row 3, Column 3
I4
Row 4, Column 9
E5
Row 5, Column 5
G6
Row 6, Column 7
J7
Row 7, Column 10
D8
Row 8, Column 4
H9
Row 9, Column 8
A10
Row 10, Column 1
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Each step has a board image with descriptive alt text, so the answer can be reviewed without watching the video.
1
Step 1: Place the cat at C3
The board reaches 1/10 cats after the placement at C3.
Visual step: C3
Use this image to confirm the cat at C3, row 3, column C. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 1/10 cats placed.
C3 is the new cat for this step.
9 cats remain after this placement.
2
Step 2: Place the cat at E5
The board reaches 2/10 cats after the placement at E5.
Visual step: E5
Use this image to confirm the cat at E5, row 5, column E. Keep the earlier cats at C3. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 2/10 cats placed.
E5 is the new cat for this step.
8 cats remain after this placement.
3
Step 3: Place the cat at F2
The board reaches 3/10 cats after the placement at F2.
Visual step: F2
Use this image to confirm the cat at F2, row 2, column F. Keep the earlier cats at C3, E5. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 3/10 cats placed.
F2 is the new cat for this step.
7 cats remain after this placement.
4
Step 4: Place the cat at I4
The board reaches 4/10 cats after the placement at I4.
Visual step: I4
Use this image to confirm the cat at I4, row 4, column I. Keep the earlier cats at C3, E5, F2. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 4/10 cats placed.
I4 is the new cat for this step.
6 cats remain after this placement.
5
Step 5: Place the cat at G6
The board reaches 5/10 cats after the placement at G6.
Visual step: G6
Use this image to confirm the cat at G6, row 6, column G. Keep the earlier cats at C3, E5, F2, I4. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 5/10 cats placed.
G6 is the new cat for this step.
5 cats remain after this placement.
6
Step 6: Place the cat at H9
The board reaches 6/10 cats after the placement at H9.
Visual step: H9
Use this image to confirm the cat at H9, row 9, column H. Keep the earlier cats at C3, E5, F2, I4, G6. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 6/10 cats placed.
H9 is the new cat for this step.
4 cats remain after this placement.
7
Step 7: Place the cat at J7
The board reaches 7/10 cats after the placement at J7.
Visual step: J7
Use this image to confirm the cat at J7, row 7, column J. Keep the earlier cats at C3, E5, F2, I4, G6, H9. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 7/10 cats placed.
J7 is the new cat for this step.
3 cats remain after this placement.
8
Step 8: Place the cat at D8
The board reaches 8/10 cats after the placement at D8.
Visual step: D8
Use this image to confirm the cat at D8, row 8, column D. Keep the earlier cats at C3, E5, F2, I4, G6, H9, J7. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 8/10 cats placed.
D8 is the new cat for this step.
2 cats remain after this placement.
9
Step 9: Place the cat at A10
The board reaches 9/10 cats after the placement at A10.
Visual step: A10
Use this image to confirm the cat at A10, row 10, column A. Keep the earlier cats at C3, E5, F2, I4, G6, H9, J7, D8. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 9/10 cats placed.
A10 is the new cat for this step.
1 cat remains after this placement.
10
Step 10: Place the cat at B1
The board reaches 10/10 cats after the placement at B1.
Visual step: B1
Use this image to confirm the cat at B1, row 1, column B. Keep the earlier cats at C3, E5, F2, I4, G6, H9, J7, D8, A10. This keeps the one-cat-per-row and one-cat-per-column rule intact.
Board state shows 10/10 cats placed.
B1 is the new cat for this step.
All 10 cats are now placed without sharing a row or column.
Final board image
Final screenshot source: Step 10, focused on B1.
Logic recap
Why This Solves Level 185
The final placements (B1, F2, C3, I4, E5, G6, J7, D8, H9, A10) cover 10 rows and 10 columns exactly once. Each cat stays inside the 10x10 board and keeps the row, column, and no-touching rules intact.
Final check
Rows 1-10 each contain one cat.
Columns A-J each contain one cat.
No two final cats touch, including diagonally.
Optional video
Video Walkthrough
Use the images and written steps first. Watch the video only if you want to compare the full solve.