Zip answer. #601
Every move in order
Rows and columns below start at 1, from the top left.
- Start at row 2, column 1 (1).
- Up to row 1, column 1.
- Right to row 1, column 2.
- Down to row 2, column 2 (2).
- Down to row 3, column 2.
- Left to row 3, column 1.
- Down to row 4, column 1.
- Down to row 5, column 1 (3).
- Down to row 6, column 1.
- Down to row 7, column 1.
- Down to row 8, column 1.
- Right to row 8, column 2.
- Right to row 8, column 3.
- Right to row 8, column 4.
- Up to row 7, column 4.
- Up to row 6, column 4.
- Right to row 6, column 5.
- Up to row 5, column 5.
- Up to row 4, column 5 (4).
- Left to row 4, column 4.
- Down to row 5, column 4 (5).
- Left to row 5, column 3.
- Down to row 6, column 3.
- Down to row 7, column 3.
- Left to row 7, column 2 (6).
- Up to row 6, column 2.
- Up to row 5, column 2.
- Up to row 4, column 2 (7).
- Right to row 4, column 3.
- Up to row 3, column 3.
- Up to row 2, column 3.
- Up to row 1, column 3.
- Right to row 1, column 4.
- Right to row 1, column 5.
- Right to row 1, column 6.
- Right to row 1, column 7.
- Right to row 1, column 8.
- Down to row 2, column 8.
- Down to row 3, column 8.
- Down to row 4, column 8 (8).
- Left to row 4, column 7.
- Up to row 3, column 7.
- Up to row 2, column 7 (9).
- Left to row 2, column 6.
- Left to row 2, column 5.
- Left to row 2, column 4 (10).
- Down to row 3, column 4.
- Right to row 3, column 5.
- Right to row 3, column 6.
- Down to row 4, column 6.
- Down to row 5, column 6.
- Down to row 6, column 6.
- Right to row 6, column 7.
- Down to row 7, column 7 (11).
- Left to row 7, column 6.
- Left to row 7, column 5 (12).
- Down to row 8, column 5.
- Right to row 8, column 6.
- Right to row 8, column 7.
- Right to row 8, column 8.
- Up to row 7, column 8 (13).
- Up to row 6, column 8.
- Up to row 5, column 8.
- Left to row 5, column 7 (14).
Why it works
Start at checkpoint 1, visit checkpoints 2 through 14 in order, and finish at 14. Move horizontally or vertically, visiting all 64 cells exactly once without crossing a wall.
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