14 lines
124 B
Plaintext
14 lines
124 B
Plaintext
#
|
|
-f - print --effective
|
|
<<<
|
|
Y 2009
|
|
|
|
2009/1/1[=1/2] x
|
|
a 1
|
|
b
|
|
>>>
|
|
2009/01/02 x
|
|
a 1
|
|
b -1
|
|
|