#include<stdio.h>
#include <string.h>

void  main(argc,argv)
int   argc;
char  *argv[];
{
float	x,y;
char 	command[50];
int c,dx;
FILE	*IN,*OUT;
/*************  test sur format commande  *******************/
if (argc != 3)
	{
	fprintf(stderr,"\nUnexpected number of arguments\n");
	fprintf(stderr,"\nUSAGE:\n");
	fprintf(stderr,"read  input_file  output_file\a\n\n");
	exit(-1);
	}

/*************  ouverture des fichiers  **********************/
fprintf(stderr,"\n\nLecture du fichier");
IN=fopen(argv[1],"r");
OUT=fopen(argv[2],"w");

sprintf(command,"cat %s",argv[1]);
system(command);
system(command);
x=y=1.;

     do {
	fscanf(IN,"%d,%f,",&dx,&y);
	x=(float) dx;
	fprintf(OUT,"%f %f\n",x,y);
	}
	while((x!=0.) || (y!=0.));


fclose(IN);
fclose(OUT);

sprintf(command,"vi %s",argv[2]);
system(command);

}