#include 
#include 

int main(int argc, char * argv[]){
  FILE *fin, *fout;
  char c;

  if (argc!=3){
    printf("Usage: %s filein fileout\n", argv[0]);
    exit(0);
  }
  if ((fin=fopen(argv[1],"r"))==NULL){
    perror("fopen filein");
    exit(0);
  }  
  if ((fout=fopen(argv[2],"w"))==NULL){
    perror("fopen fileout");
    exit(0);
  }

  while ((c=getc(fin))!=EOF)
    putc(c,fout);

  fclose(fin);
  fclose(fout);
  return 0;
}