C语言,填空题:输入半径,计算圆的面积并输出,保留4位小数.#include \x05 \x05void main()\x05{\x05 double r,s;s=PI*r*r;\x05printf("Area=%.4f\n",s);\x05}
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C语言,填空题:输入半径,计算圆的面积并输出,保留4位小数.#include \x05 \x05void main()\x05{\x05 double r,s;s=PI*r*r;\x05printf("Area=%.4f\n",s);\x05}
C语言,填空题:输入半径,计算圆的面积并输出,保留4位小数.
#include
\x05
\x05void main()
\x05{
\x05 double r,s;
s=PI*r*r;
\x05printf("Area=%.4f\n",s);
\x05}
C语言,填空题:输入半径,计算圆的面积并输出,保留4位小数.#include \x05 \x05void main()\x05{\x05 double r,s;s=PI*r*r;\x05printf("Area=%.4f\n",s);\x05}
#include
#define PI 3.1415926\x05
\x05void main()
\x05{
\x05 double r,s;
scanf("%f",&r);
s=PI*r*r;
\x05printf("Area=%.4f\n",s);
\x05}