showf_pt.c

C Primer Plus(第五版)中文版,不用多说了

/* showf_pt.c -- displays float value in two ways */
#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);
    printf("%f can be written %e\n", abet, abet);
    printf("%f can be written %e\n", dip, dip);
   
    return 0;
}