/*THIS ONE IS FULL OF BUGS: FIND ALL OF THEM, WITHOUT LOOKING BACK!*/
#include <stdio.h>
int main(void);
  {
  double fahr, cels;
  char scale;
  printf("Type C to convert Celsius to Fahrenheit, or F to go the other way: ");
  scale = toupper(getchar());
  printf("degrees? ");
  scanf("%f", ((scale='C')? &cels: &fahr));
  if(scale = 'C') {
    fahr = 9.0*cels/5.0+32.0;
  } else {
    cels = 5.0 * fahr-32.0 / 9.0;
  }
  printf("%d degrees Fahrenheit is %d degrees Celsius", fahr, cels);
  return 0;
  }