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IDENTIFICATION DIVISION.
PROGRAM-ID. COMPAC.
ENVIRONMENT DIVISION.
SPECIAL-NAMES.
	CONSOLE IS TTY.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
	SELECT IN-FILE, ASSIGN TO DSK, RECORDING MODE ASCII.
	SELECT OUT-FILE, ASSIGN TO DSK, FILE-LIMITS ARE
		0 THRU 1000, ACCESS RANDOM, ACTUAL KEY IS BASE.
DATA DIVISION.
FILE SECTION.
FD	IN-FILE, LABEL RECORDS ARE STANDARD, VALUE OF
	ID IS IN-ID.
	01 I-BUF.
		02 I-CHAR, OCCURS 120 TIMES, PIC X.
FD	OUTT-FILE, VALUE OF ID IS OUT-ID,
	BLOCK CONTAINS 1 RECORDS.
	01 OUT-BUF.
		02 OUT-CHR, OCCURS 760 TIMES, PIC X.
WORKING-STORAGE SECTION.
	01 IN-ID.
		02 IN-LTR, PIC X, VALUE "A".
		02 IN-NME, PIC X(5).
		02 IN-EXT, PIC X(3), VALUE "DIC".
	01 OUT-ID.
		02 OUT-LTR, PIX X, VALUE "A".
		02 OUT-NME, PIC X(5).
		02 OUT-EXT, PIC X(3), VALUE "DIC".
	77 BASE, PIC 9(5).
	77 BASE2, PIC 9(5).
	77 IN-PT, PIC 9(5).
PROCEDURE DIVISION.
INIT-PAR.
	DISPLAY "COMPAC.CBL"
	DISPLAY "IN-FILE NAME".
	ACCEPT IN-NME.
	DISPLAY "OUT-FILE NAME".
	ACCEPT OUT-NME.
ALPH-LOOP.
	DISPLAY "LETTER".
	ACCEPT IN-LTR.
	MOVE IN-LTR TO OUT-LTR.
	OPEN INPUT IN-FILE, OUTPUT OUT-FILE.
LOOP.
	PERFORM GET-CHAR.
	PERFORM PUT-CHAT.
	GO TO LOOP.
GETCHAR.
	ADD 1 TO IN-PT.
	IF IN-PT > 120 OR IN-BUF = SPACES, MOVE 1 TO IN-PT,
		READ IN-FILE; AT END, MOVE 1 TO DONE-FLG.
PUT-CHAR.
	MOVE I-CHAR (IN-PT) TO OUT-CHR (OUT-PT).