apl>" <------------------------- sam058.txt ---------------------------->


apl>  p # 2 3 5 7


apl>  L # e # 3 4 R I 12

1  2  3  4
5  6  7  8
9 10 11 12


apl>  L # x # 3 4 R 'ABCDEFGHIJKL'

ABCD
EFGH
IJKL


apl>" <--- Reverse ----------------------------------------------------->


apl>  `O x

DCBA
HGFE
LKJI

apl>  `O [1] x

IJKL
EFGH
ABCD

apl>  `R x

IJKL
EFGH
ABCD

apl>  `O p

7 5 3 2

apl>" <--- Rotate ------------------------------------------------------>


apl>  3 `O p

7 2 3 5

apl>  -1 `O p

7 2 3 5

apl>  1 0 -1 `O x

BCDA
EFGH
LIJK

apl>)off