1
D
R
L
U
0
1
1
D
R
L
U
0
D
D
D
0
0
0
0
R
R
R
R
0
0
0
L
L
L
L
0
0
U
U
U
U
U
U
0
0
0
0
0
0
0
0
|
| 1 | D | R | L | U | 0 |
| 1 | 1 | D | R | L | U | 0 |
| D | D | D | 0 | 0 | 0 | 0 |
| R | R | R | R | 0 | 0 | 0 |
| L | L | L | L |
| 0 | 0 |
| U | U | U | U | U | U | 0 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 |