/* fltarith_64.c   same format for all printf */
#include <stdio.h>
int main()
{ 
  double a=3.0, b=4.0, c;
  long int i=8;

  c=5.0;
  printf("%s, a=%e, b=%e, c=%e\n","c=5.0", a, b, c);
  c=a+b;
  printf("%s, a=%e, b=%e, c=%e\n","c=a+b", a, b, c);
  c=a-b;
  printf("%s, a=%e, b=%e, c=%e\n","c=a-b", a, b, c);
  c=a*b;
  printf("%s, a=%e, b=%e, c=%e\n","c=a*b", a, b, c);
  c=c/a;
  printf("%s, a=%e, b=%e, c=%e\n","c=c/a", a, b, c);
  a=i;
  b=a+i;
  i=b;
  c=i;
  printf("%s, a=%e, b=%e, c=%e\n","c=c/a", a, b, c);
  if(a<b) printf("%s, a=%e, b=%e, c=%e\n","a<=b ", a, b, c);
  else    printf("%s, a=%e, b=%e, c=%e\n","a>b  ", a, b, c);
  if(b==c)printf("%s, a=%e, b=%e, c=%e\n","b==c ", a, b, c);
  else    printf("%s, a=%e, b=%e, c=%e\n","b!=c ", a, b, c);

  return 0;
}