My data consist of like 20 million rows of this:
T33013
M000
D 431630
X 431629 1000
M003
D 431571
A 431665S 100 67272 1834000
M006
A 431666S 2600 1027 1176000
D 430996
In which program could I sort it the way that it would look like this:
33013000 D 431630
33013000 X 431629 1000...