請問我於C語言內要精準的浮點數 為何計算後仍有這麼多小數?
範例如下
#include <stdio.h>
#include <stdlib.h>
int main()
{
float ch=4.76e+001,ch1= 1.61e+000,ch2=0.0;
printf("the number is %3.2e\n",ch);
printf("the number is %3.2e\n",ch1);
ch2=ch*ch1;
printf("the number is %0.9f\n",ch2);
return 0;
}
謝謝
