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package com;
import java.util.Scanner;
public class SphereVolume {
public static void main(String[] args) {
System.out.println("请输入半径:");
Scanner sc = new Scanner(System.in);
double r = sc.nextDouble();
double v = Math.PI * Math.pow(r, 3) * 4 / 3;
System.out.println("球体积:" + v);
}
}