观察叶片的结构 实验:为什么数不出反正切函数?
来源:百度文库 编辑:神马品牌网 时间:2024/10/06 18:10:55
include "stdio.h"
include "math.h"
void main()
{
double a,b;
scanf("%f",&a);
b=atan(a);
printf(%f",b);
getch();
}
用Win-TC编译
include "math.h"
void main()
{
double a,b;
scanf("%f",&a);
b=atan(a);
printf(%f",b);
getch();
}
用Win-TC编译
要用%lf
#include "stdio.h"
#include "math.h"
#include "conio.h"
void main()
{
double a,b;
scanf("%lf",&a);
b=atan(a);
printf("%f",b);
getch();
}