long double的取值范围是怎么算出来的?
#include<stdio.h>
int main (void)
{
long double a;
int b, c;
c = 1;
b = sizeof a;
for(b;b>0;b--)
c = c*2;
}
printf("long double的取值范围是%d\n",c);
return 0;