24 lines
587 B
COBOL
24 lines
587 B
COBOL
$set REPOSITORY "UPDATE ON"
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IDENTIFICATION DIVISION.
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PROGRAM-ID. perfect-main.
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ENVIRONMENT DIVISION.
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CONFIGURATION SECTION.
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REPOSITORY.
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FUNCTION perfect
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.
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DATA DIVISION.
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WORKING-STORAGE SECTION.
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01 i PIC 9(8).
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PROCEDURE DIVISION.
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PERFORM VARYING i FROM 2 BY 1 UNTIL 33550337 = i
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IF FUNCTION perfect(i) = 0
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DISPLAY i
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END-IF
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END-PERFORM
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GOBACK
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.
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END PROGRAM perfect-main.
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