EDIT NRALG06S,ALGOL50S (M.!*DELSTART.D.!*DELEND.D1)999 TR.RELEASE .I.VERSION 50.D.PDS. A.DATED .D1 TM.FROM2.P1D1M.FN FROM2.P1D.%END.D1 T(R.FROM2.I.ASLIST.A.).I._S2.P1)99 TM.FROM3.P1D1M.FN FROM3.P1D.%END.D1 T(R.FROM3.I.ASLIST.A.).I._S3.P1)999 TM.FROM1(.P1D1M.FN FROM1.P1D.%END.D1 T(R.FROM1(.I.ASLIST(.A.).I._S1.P1)999 TM.REPLACE1(.P1D1M.INE REPLACE1(.P1D.%END.D1 T(R.REPLACE1(.I.ASLIST(.R.,.I.)_S1=(.P1)999 TM.REPLACE2(.P1D1M.INE REPLACE2(.P1D.%END.D1 T(R.REPLACE2(.I.ASLIST(.R.,.I.)_S2=(.P1)999 TM.REPLACE3(.P1D1M.INE REPLACE3(.P1D.%END.D1 T(R.REPLACE3(.I.ASLIST(.R.,.I.)_S3=(.P1)999 T(A.!QIN.I.;.)999 T(A.!QOUT.R1)999 E PARM OPT,NOLIST IMP ALGOL50S,ALGOL50X,.LP,.OUT PERMIT ALGOL50S PERMIT ALGOL50X