/* Illustrates use of scan width - reading a double */

#include <stdio.h>

int main (int argc, char *argv []){

  int scan_res_1, scan_res_2;
  double d;

  printf("Enter a double - at most 6 chars will be read\n");
  scan_res_1 = scanf(" %6lf", &d);
  printf("This double has been read: %f\n", d);
  printf("scanf returned: %d\n", scan_res_1);

  /* Now reading yet another double */
  scan_res_2 = scanf(" %lf", &d);
  printf("This double has been read: %f\n", d);
  printf("scanf returned: %d\n", scan_res_2);

}