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- #include<stdio.h>
- #include<math.h>
- #define p 3.14
- int main()
- {
- double r,gao,zhouchang,mianji,yuanqiubiaomianji,yuanqiutiji,yuanzhutiji;
- printf("请输入半径和高:");
- scanf("%f,%f",&r,&gao);//r=1.5,gao=3
- zhouchang=2*p*r;
- mianji=p*pow(r,2);
- yuanqiubiaomianji=4*p*pow(r,2);
- yuanqiutiji=(4/3)*p*pow(r,3);
- yuanzhutiji=p*pow(r,2)*gao;
- printf("圆周长是%.2f\n圆面积是%.2f\n圆球表面积是%.2f\n圆球体积是%.2f\n圆柱体积是%.2f\n",
- zhouchang,mianji,yuanqiubiaomianji,yuanqiutiji,yuanzhutiji);
- return 0;
- }
复制代码
弹出命令框后,输入 1.5,3 运算结果不正确
%lf
宏定义请用大写
- #include<stdio.h>
- #include<math.h>
- #define PI 3.14
- int main()
- {
- double r,gao,zhouchang,mianji,yuanqiubiaomianji,yuanqiutiji,yuanzhutiji;
- printf("请输入半径和高:");
- scanf("%lf,%lf",&r,&gao);//r=1.5,gao=3
- zhouchang=2*PI*r;
- mianji=PI*pow(r,2);
- yuanqiubiaomianji=4*PI*pow(r,2);
- yuanqiutiji=(4/3)*PI*pow(r,3);
- yuanzhutiji=PI*pow(r,2)*gao;
- printf("圆周长是:%.2lf\n圆面积是:%.2lf\n圆球表面积是:%.2lf\n圆球体积是:%.2lf\n圆柱体积是:%.2lf\n",
- zhouchang,mianji,yuanqiubiaomianji,yuanqiutiji,yuanzhutiji);
- return 0;
- }
复制代码
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