87 The Chifu-Chemulpo Puzzle
The solution is as follows. You may accept the invitation to “try to do it in twenty moves,” but you will never succeed in performing the feat. The fewest possible moves are twenty-six. Play the cars so as to reach the following positions:—
| E5678 | |
| ———— | = 10 moves. |
| 1234 | |
| E56 | |
| ———— | = 2 moves. |
| 123 87 4 | |
| 56 | |
| ———— | = 5 moves. |
| E312 87 4 | |
| E | |
| ———— | = 9 moves. |
| 87654321 |
Twenty-six moves in all.