CALL SEQUENCE...
       xlin  XIN XOUT INPUT OUTPUT [ -kind VAL1 ]
 
 
      AUTHORS - B.Dugas, JULY 2009.
      LAST REVISION: $Header: /home/cvs/RMNLIB/utils/rdiag/lspgm/vminmax.ptn,v 1.4 2014/09/25 20:20:55 dugas Exp $
 
 
      DESCRIPTION...
       A FILE ARITHMETIC PROGRAM WHICH...
 
       ... PRODUCES FILE XOUT = VERTICAL MIN/MAX OF XIN AT EACH GRID POINT
 
      PARAMETERS...
 
       KIND = Accepted values are 'MAX' and 'MIN' (default is 'MAX').
 
       READ( 5,5010 ) KIND
 5010  FORMAT(10X,A)
 
 
      NOTE THAT MISSING VALUE TREATMENT IS SUPPORTED VIA EITHER
      THE "MISSING_VALUE" ENVIRONMENT VARIABLE OR THE "-mvalue"
      COMMAND-LINE ARGUMENT. PLEASE SEE THE R.DIAG WEB
      DOCUMENTAION FOR MORE DETAILS.
 
 
      EXAMPLE OF INPUT CARD...
 
  VMINMAX MAX
 
         0123456789012345678901234567890123456789012345678901234567890
         1         2         3         4         5         6         7
 
 
      EXIT CONDITIONS...
        0 NO PROBLEMS
        1 ERROR READING INPUT PARAMETERS
        2 PREMATURE EOF ON XIN