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40 lines
1.1 KiB
40 lines
1.1 KiB
2 years ago
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C Copyright(C) 1999-2020 National Technology & Engineering Solutions
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C of Sandia, LLC (NTESS). Under the terms of Contract DE-NA0003525 with
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C NTESS, the U.S. Government retains certain rights in this software.
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C
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C See packages/seacas/LICENSE for details
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SUBROUTINE BUBBLE (X, KARRY, NORD, N)
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C***********************************************************************
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C SUBROUTINE BUBBLE=SORTS ALL VALUES X(I), KARRY(I) INTO DECREASING
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C ORDER, ASSUMING THAT VALUES 1 TO NORD ARE SORTED
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C***********************************************************************
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DIMENSION X (N), KARRY (N)
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IF (N .LE. 1) RETURN
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ISTART = MAX0 (NORD + 1, 2)
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IF (ISTART .GT. N) RETURN
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DO 120 J = ISTART, N
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XVAL = X (J)
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KVAL = KARRY (J)
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JM1 = J - 1
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I = J
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DO 100 II = 1, JM1
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IF (XVAL .LE. X (I - 1)) GO TO 110
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X (I) = X (I - 1)
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KARRY (I) = KARRY (I - 1)
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I = I - 1
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100 CONTINUE
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110 CONTINUE
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X (I) = XVAL
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KARRY (I) = KVAL
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120 CONTINUE
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RETURN
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END
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