没有发现错误,但是输出不了结果,求帮忙!
#include <stdio.h>void main()
{
const double pi=3.14;
double radius;//定义半径变量
double area;//定义面积变量
printf("please input raius");
scanf("%radius",&radius);
area=pi*radius*radius;
printf("area=%f\n",area);
}
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