.ENABLE SUBSTITUTION .; .; .; GET MVGALL, AND PUT INTO THE DIFFERENT CATEGORY FILES .; .; .; OPEN INPUT,OUTPUT FILES .; .OPENR MVGALL.LIS .OPEN#1 'P1'.LIS .; .; READ IN A LOOP, MVGALL, DISPLAY & WRITE TO MVG???.LIS .; .MAINLP: .READ FILNAM .IFT .GOTO FINISH .; .; ASK THE USER WHICH FILE .; .ASKOPT: ; --- 'FILNAM' --- .ASK OPTN .IFF OPTN .GOTO MAINLP .; .; WRITE AN OUTPUT RECORD .; .DATA#1 'FILNAM' .GOTO MAINLP .; .; CLOSE ALL FILES, AND EXIT .; .FINISH: .CLOSE#1 .CLOSE .EXIT