计算圆柱体积

package Chapter_2;
import java.util.Scanner;
public class lianxi2_2 {
   public static void main(String[] args) {
     // TODO Auto-generated method stub
double radius,high;
Scanner input=new Scanner(System.in);
System.out.print("请输入圆柱底半径：");
radius=input.nextDouble();
System.out.print("请输入圆柱高：");
high=input.nextDouble();
System.out.printf("圆柱的体积为："+"%.2f",radius*Math.PI*radius*high);
   } 
}