used code ----------------------------------------------------------------------------------------------- data tp; set p ; i=index(var1,'r') ; if i=1 then do idnum1=input(compress(var1, ' ', 'A'), 5.) ; end; if i=2 then do idnum2=input(compress(var1, ' ', 'A'), 5.) ; end; run; ----------------------------------------------------------------------------------------------- I want to make new variable(idnum3) from this dataset. How could I make 'idnum3' 1 to 20 using last observation of 'idnum1' add to 'idnum2'. If you have any idea please tell me. thank you.
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