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Ingy döt Net 2026-02-01 16:33:20 -08:00
parent 5150844a7d
commit 4bb20c9b71
7735 changed files with 38060 additions and 199180 deletions
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80
Task/Sorting-algorithms-Stooge-sort/COBOL/sorting-algorithms-stooge-sort.cobol
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>>SOURCE FREE
IDENTIFICATION DIVISION.
PROGRAM-ID. stooge-sort-test.
DATA DIVISION.
WORKING-STORAGE SECTION.
01 Arr-Len CONSTANT 7.
01 arr-area VALUE "00004001000020000005000230000000000".
03 arr-elt PIC 9(5) OCCURS Arr-Len TIMES
INDEXED BY arr-idx.
PROCEDURE DIVISION.
DISPLAY "Unsorted: " NO ADVANCING
PERFORM VARYING arr-idx FROM 1 BY 1 UNTIL Arr-Len < arr-idx
DISPLAY arr-elt (arr-idx) " " NO ADVANCING
END-PERFORM
DISPLAY SPACE
CALL "stooge-sort" USING arr-area, OMITTED, OMITTED
DISPLAY "Sorted: " NO ADVANCING
PERFORM VARYING arr-idx FROM 1 BY 1 UNTIL Arr-Len < arr-idx
DISPLAY arr-elt (arr-idx) " " NO ADVANCING
END-PERFORM
DISPLAY SPACE
.
END PROGRAM stooge-sort-test.
IDENTIFICATION DIVISION.
PROGRAM-ID. stooge-sort RECURSIVE.
DATA DIVISION.
LOCAL-STORAGE SECTION.
01 Arr-Len CONSTANT 7.
01 i PIC 99 COMP.
01 j PIC 99 COMP.
01 temp PIC 9(5).
01 t PIC 99 COMP.
LINKAGE SECTION.
01 arr-area.
03 arr-elt PIC 9(5) OCCURS Arr-Len TIMES.
01 i-val PIC 99 COMP.
01 j-val PIC 99 COMP.
PROCEDURE DIVISION USING arr-area, OPTIONAL i-val, OPTIONAL j-val.
IF i-val IS OMITTED
MOVE 1 TO i
ELSE
MOVE i-val TO i
END-IF
IF j-val IS OMITTED
MOVE Arr-Len TO j
ELSE
MOVE j-val TO j
END-IF
IF arr-elt (j) < arr-elt (i)
MOVE arr-elt (i) TO temp
MOVE arr-elt (j) TO arr-elt (i)
MOVE temp TO arr-elt (j)
END-IF
IF j - i + 1 >= 3
COMPUTE t = (j - i + 1) / 3
SUBTRACT t FROM j
CALL "stooge-sort" USING arr-area, CONTENT i, j
ADD t TO i, j
CALL "stooge-sort" USING arr-area, CONTENT i, j
SUBTRACT t FROM i, j
CALL "stooge-sort" USING arr-area, CONTENT i, j
END-IF
.
END PROGRAM stooge-sort.