10 10
..........
...5...3..
......9...
..........
.....6....
..........
...4......
..........
........2.
8.1.......
0 R 2
9 U 7
7 D -2
9 L 6
1 L 7
3 D 8
2 R 7
3 U 2
3 D 7
8 R 8
