/* This reads one of our sample files (prepared from our
   WAV files) and performs the DFT of 65536 samples.
    
   Note that the input is read from stdin. */

#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include "complexdefs.h"
#define numcells 4096
void initialize_exps(int N);
void fft(Complex *sequence,int N,int mode);

main()
{
  Complex *sequence;
  float fdummy,min,max;
  int j,dummy;
 
  initialize_exps(numcells);
  sequence=malloc(numcells*sizeof(Complex));
  for(j=0;j<numcells;j++)
    {
      sequence[j].Im=0.0;
      scanf("%d%g",&dummy,&(sequence[j].Re));
    }
  fft(sequence,numcells,1);

 for(j=0;j<numcells;j++)
    printf("%d\t%g\t%g\n",j,sequence[j].Re,sequence[j].Im);
  
}