/* 以两种方式显示 float 类型的值 */
#include <stdio.h>
int main(void)
{
    float aboat = 32000.0;
    double abet = 2.14e9;
    long double dip = 5.32e-5;

    printf("%f can be written %e\n", aboat, aboat);
    // 下面的部分要求 C99 支持
    printf("And it's %a in hexadecimal, powers of 2 notation\n", aboat);
    printf("%f can be written %e\n",abet,abet);
    printf("%Lf can be written %Le\n",dip,dip);

    return 0;
}