/* A program that prints the length of a Marathon in Kilometers */

#include <stdio.h>

int main()
{
  int miles = 26, yards = 385;
  double kilometers;

  kilometers = 1.609 * (miles + yards / 1760.0);
  /* kilometers = 1.609 * (miles + (double)yards / 1760); */
  /* kilometers = 1.609 * (miles + yards / 1760); */
  printf("A marathon is %lf kilometers.\n", kilometers);
  return 0;
}