55 lines
1.6 KiB
COBOL
55 lines
1.6 KiB
COBOL
IDENTIFICATION DIVISION.
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PROGRAM-ID. sorting.
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DATA DIVISION.
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WORKING-STORAGE SECTION.
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01 WS-SORT-AREA.
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05 WS-SORT-TABLE.
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10 WS-SORT-ROW PIC X(10) OCCURS 100.
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05 WS-TEMP-ROW PIC X(10).
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05 WS-ROW-MAX PIC S9(4) COMP VALUE 100.
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05 WS-SORT-MAX PIC S9(4) COMP.
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05 WS-I PIC S9(4) COMP.
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05 WS-J PIC S9(4) COMP.
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05 WS-INDEX PIC S9(4) COMP.
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PROCEDURE DIVISION.
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*> * Initialize test data
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MOVE "30" TO WS-SORT-ROW(1)
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MOVE "10" TO WS-SORT-ROW(2)
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MOVE "50" TO WS-SORT-ROW(3)
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MOVE "20" TO WS-SORT-ROW(4)
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MOVE "40" TO WS-SORT-ROW(5)
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MOVE 5 TO WS-SORT-MAX
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*> * Display original array
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DISPLAY "Original Array Contents:"
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DISPLAY "---------------------"
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PERFORM VARYING WS-INDEX FROM 1 BY 1
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UNTIL WS-INDEX > WS-SORT-MAX
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DISPLAY "Element " WS-INDEX ": " WS-SORT-ROW(WS-INDEX)
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END-PERFORM
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DISPLAY SPACE
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*> * Simplified bubble sort
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PERFORM VARYING WS-I FROM 1 BY 1
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UNTIL WS-I > WS-SORT-MAX - 1
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PERFORM VARYING WS-J FROM 1 BY 1
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UNTIL WS-J > WS-SORT-MAX - WS-I
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IF WS-SORT-ROW(WS-J) > WS-SORT-ROW(WS-J + 1)
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MOVE WS-SORT-ROW(WS-J) TO WS-TEMP-ROW
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MOVE WS-SORT-ROW(WS-J + 1) TO WS-SORT-ROW(WS-J)
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MOVE WS-TEMP-ROW TO WS-SORT-ROW(WS-J + 1)
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END-IF
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END-PERFORM
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END-PERFORM
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*> * Display sorted array
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DISPLAY "Sorted Array Contents:"
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DISPLAY "--------------------"
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PERFORM VARYING WS-INDEX FROM 1 BY 1
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UNTIL WS-INDEX > WS-SORT-MAX
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DISPLAY "Element " WS-INDEX ": " WS-SORT-ROW(WS-INDEX)
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END-PERFORM.
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STOP RUN.
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