圆的周长课前应怎样导入大神们帮帮忙
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C语言编程:已知圆半径及圆柱高,求圆周长,圆柱体积.要求对输入输出做提示.各位大神帮帮忙,可怜可怜我吧!~
圆的周长课前应怎样导入大神们帮帮忙视频
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#include #define PI 3.14159void main(){float r,h;printf("输入圆半径、圆柱高: ");scanf("%f%f",&r,&h);printf("圆周长=%.2f
",r*PI*2);printf("圆柱体积=%.2f",h*r*r*PI);}
class CPoint{
}
class CCircle extends CPoint{
private String yx;
private int bj;
double perimeter(int t){return 2+pai*t;}
double area(int t){return pai*t*t;}
}
class CCircleDemo{
public static void main(String args[]){
CPoint point = new CPoint();
point.bj = 2;
//周长
double zc = point.perimeter(bj);
//面积
double mj = point.area(bj);
System.out.println("周长为:"+zc+";面积为:"+mj)
}
}
圆的周长课前应怎样导入大神们帮帮忙视频
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