Math Superstar

package kr_2;

import java.util.*;

public class MathSuperstar {

    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        String[] input = sc.nextLine().split(",");
        double r1 = Double.parseDouble(input[0]) / 10;
        double h1 = Double.parseDouble(input[1]) / 10;
        double r2 = Double.parseDouble(input[2]) / 10;
        double h2 = Double.parseDouble(input[3]) / 10;

        double V1 = Math.PI * r1 * r1 * h1;
        double V2 = Math.PI * r2 * r2 * h2;

        if (Math.abs(V1 - V2) < 0.01) {
            System.out.printf("V1=V2=%.2f", V1);
        } else if (V1 > V2) {
            System.out.printf("V1=%.2f", V1);
        } else {
            System.out.printf("V2=%.2f", V2);
        }

    }

}