#include <stdio.h>
#include <stdlib.h>
#include <math.h>

int main() {

  long double d;
  int i;
  float f;


  f = 1;
  while( finitef(f*2) ) {
    f = f * 2;
  }
  printf("f=%g\n", f);

  d = 1;
  while( finitel(d*2) ) {
    d = d * 2;
  }
  printf("d=%Lg\n", d);


  return(0);
}