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PROGRAM-ID. EXP2-25.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT IN-RENTAL-FILE ASSIGN TO DISK
ORGANIZATION IS LINE SEQUENTIAL.
SELECT IN-SALES-FILE ASSIGN TO DISK
ORGANIZATION IS LINE SEQUENTIAL.
SELECT OUT-MASTER-FILE ASSIGN TO DISK
ORGANIZATION IS LINE SEQUENTIAL.
DATA DIVISION.
FILE SECTION.
FD IN-RENTAL-FILE
LABEL RECORDS ARE STANDARD
RECORD CONTAINS 80 CHARACTERS
VALUE OF FILE-ID IS "RENTAL.TXT"
DATA RECORD IS IN-RENTAL-REC.
01 IN-RENTAL-REC.
05 INR-ITEM-NO PIC 9(3).
05 INR-VIDEO-NAME PIC X(20).
05 INR-NO-OF-RENTALS PIC 9(3).
FD IN-SALES-FILE
LABEL RECORDS ARE STANDARD
RECORD CONTAINS 80 CHARACTERS
VALUE OF FILE-ID IS "SALES.TXT"
DATA RECORD IS IN-SALES-REC.
01 IN-SALES-REC.
05 INS-ITEM-NO PIC 9(3).
05 INS-VIDEO-NAME PIC X(20).
05 INS-NO-OF-SALES PIC 9(3).
FD OUT-MASTER-FILE
LABEL RECORDS ARE STANDARD
RECORD CONTAINS 80 CHARACTERS
VALUE OF FILE-ID IS "MASTER.TXT"
DATA RECORD IS OUT-MASTER-REC.
01 OUT-MASTER-REC.
05 OUT-ITEM-NO PIC 9(3).
05 FILLER PIC X(2).
05 OUT-VIDEO-NAME PIC X(20).
05 FILLER PIC X(2).
05 OUT-NO-OF-RENTALS PIC 9(3).
05 FILLER PIC X(2).
05 OUT-NO-OF-SALES PIC 9(3).
WORKING-STORAGE SECTION.
01 WS-WORK-AREAS.
05 ARE-THERE-MORE-RENTALS PIC X(3) VALUE 'YES'.
05 ARE-THERE-MORE-SALES PIC X(3) VALUE 'YES'.
PROCEDURE DIVISION.
100-MAIN-MODULE.
OPEN INPUT IN-RENTAL-FILE
INPUT IN-SALES-FILE
OUTPUT OUT-MASTER-FILE.
READ IN-RENTAL-FILE
AT END MOVE 'NO' TO ARE-THERE-MORE-RENTALS.
PERFORM 200-CALC-RTN
UNTIL ARE-THERE-MORE-RENTALS = 'NO'.
CLOSE IN-RENTAL-FILE
IN-SALES-FILE
OUT-MASTER-FILE.
STOP RUN.
200-CALC-RTN.
MOVE spaces TO OUT-MASTER-REC.
MOVE INR-ITEM-NO TO OUT-ITEM-NO.
MOVE INR-VIDEO-NAME TO OUT-VIDEO-NAME.
MOVE INR-NO-OF-RENTALS TO OUT-NO-OF-RENTALS.
READ IN-SALES-FILE
AT END MOVE 'NO' TO ARE-THERE-MORE-SALES.
MOVE INS-NO-OF-SALES TO OUT-NO-OF-SALES.
WRITE OUT-MASTER-REC.
READ IN-RENTAL-FILE
AT END MOVE 'NO' TO ARE-THERE-MORE-RENTALS.
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