c语言计算圆柱侧面积#include#define Pi 3.1415926main(){ double r,h,s,v;scanf("%f",&r);scanf("%f",&h);s=2*Pi*r*h; v=Pi*r*r*h; printf("s=%.2f,v=%.2f",s,v);}找不出哪里错.
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![c语言计算圆柱侧面积#include#define Pi 3.1415926main(){ double r,h,s,v;scanf(](/uploads/image/z/6146948-20-8.jpg?t=c%E8%AF%AD%E8%A8%80%E8%AE%A1%E7%AE%97%E5%9C%86%E6%9F%B1%E4%BE%A7%E9%9D%A2%E7%A7%AF%23include%23define+Pi+3.1415926main%28%29%7B+double+r%2Ch%2Cs%2Cv%3Bscanf%28%22%25f%22%2C%26r%29%3Bscanf%28%22%25f%22%2C%26h%29%3Bs%3D2%2APi%2Ar%2Ah%3B+v%3DPi%2Ar%2Ar%2Ah%3B+printf%28%22s%3D%25.2f%2Cv%3D%25.2f%22%2Cs%2Cv%29%3B%7D%E6%89%BE%E4%B8%8D%E5%87%BA%E5%93%AA%E9%87%8C%E9%94%99.)
c语言计算圆柱侧面积#include#define Pi 3.1415926main(){ double r,h,s,v;scanf("%f",&r);scanf("%f",&h);s=2*Pi*r*h; v=Pi*r*r*h; printf("s=%.2f,v=%.2f",s,v);}找不出哪里错.
c语言计算圆柱侧面积
#include#define Pi 3.1415926
main()
{
double r,h,s,v;
scanf("%f",&r);
scanf("%f",&h);
s=2*Pi*r*h;
v=Pi*r*r*h;
printf("s=%.2f,v=%.2f",s,v);
}
找不出哪里错.
c语言计算圆柱侧面积#include#define Pi 3.1415926main(){ double r,h,s,v;scanf("%f",&r);scanf("%f",&h);s=2*Pi*r*h; v=Pi*r*r*h; printf("s=%.2f,v=%.2f",s,v);}找不出哪里错.
scanf("%f",&r);
scanf("%f",&h);
改成:
scanf("%lf",&r);
scanf("%lf",&h);
因为你的变量r,h声明的是double类型的变量.
同样printf("s=%.2lf,v=%.2lf.\n",s,v);
所以输入控制符要用%lf