DIMENSION M(2) DOUBLE PRECISION MM EQUIVALENCE (M,MM) 1 FORMAT(' TYPE INPUT NAME '$) 2 FORMAT(' TYPE OUTPUT NAME '$) 3 FORMAT(' TYPE EXTENSION '$) 4 FORMAT(3A5) 5 TYPE 1 ACCEPT 4,M(1) TYPE 3 ACCEPT 4,M(2) M(2)='.QQQ' CALL OFILE(21,MM) II='AAAAA' JJ='BBBBB' KK='CCCCC' WRITE(21,4)II,JJ,KK END FILE 21 CALL IFILE(22,MM) READ(22,4)I,J,K TYPE 4,I,J,K GO TO 5 END