//==================================================== file = filter1.c =====
//=  Program to filter short idle times out of idle1.c output               =
//===========================================================================
//=  Notes:                                                                 =
//=    1) Input is from stdin and output is to stdout                       =
//=    2) Minimum idle time to filter is set in #define                     =
//=-------------------------------------------------------------------------=
//=  Example input:                                                         =
//=    Current local time is: Wed May 02 21:46:11 2007                      =
//=        0.047     0.079                                                  =
//=        0.844     0.125                                                  =
//=        0.891     0.062                                                  =
//=        3.547     2.672                                                  =
//=        3.563     0.031                                                  =
//=        6.141     2.593                                                  =
//=        6.156     0.031                                                  =
//=        6.172     0.032                                                  =
//=        6.250     0.032                                                  =
//=        9.828     3.594                                                  =
//=       14.125     0.094                                                  =
//=       14.141     0.031                                                  =
//=-------------------------------------------------------------------------=
//=  Example output:                                                        =
//=    Current local time is: Wed May 02 21:46:11 2007                      =
//=    3.547000 2.672000                                                    =
//=    6.141000 2.593000                                                    =
//=    9.828000 3.594000                                                    =
//=-------------------------------------------------------------------------=
//=  Build: bcc32 filter1.c                                                 =
//=-------------------------------------------------------------------------=
//=  Execute: filter1 < inFile > outFile                                    =
//=-------------------------------------------------------------------------=
//=  Author: Ken Christensen                                                =
//=          University of South Florida                                    =
//=          WWW: http://www.csee.usf.edu/~christen                         =
//=          Email: christen@csee.usf.edu                                   =
//=-------------------------------------------------------------------------=
//=  History: KJC (05/02/07) - Genesis                                      =
//===========================================================================
//----- Include files -------------------------------------------------------
#include <stdio.h>           // Needed for printf()
#include <stdlib.h>          // Needed for atof()

//----- Defines -------------------------------------------------------------
#define MIN_IDLE    1.0      // Filter-out idles (seconds) less than this

//===========================================================================
//=  Main program                                                           =
//===========================================================================
void main()
{
  char   inString[255];      // Input string
  char   valString1[255];    // Value string #1
  char   valString2[255];    // Value string #2
  double timeStamp;          // Relative time from start
  double idleTime;           // Idle time

  // Get the header string and output it
  gets(inString);
  printf("%s \n", inString);

  // Filter the idle times
  while(1)
  {
    gets(inString);
    if(feof(stdin)) break;
    sscanf(inString, "%s %s", valString1, valString2);
    timeStamp = atof(valString1);
    idleTime = atof(valString2);
    if (idleTime >= MIN_IDLE)
      printf("%f %f \n", timeStamp, idleTime);
  }
}