ex23_03

// Ex2303_Broca.java
public class Ex2303_Broca{
    private double height;
    public Ex2303_Broca(double height){
        this.height = height;
    }
    public double getHeight(){
        return this.height;
    }

    public double getStandardWeight(){
        return (this.height - 100) * 0.9;
    }
}
// Ex2303_BMI.java
public class Ex2303_BMI extends Ex2303_Broca{
    public Ex2303_BMI(double height){
        super(height);
    }
    public double getStandardWeight(){
        return (super.getHeight() / 100) * (super.getHeight() / 100) * 23;
    }
}
// ex23_03.java
import java.util.*;
public class ex23_03{
    public static void main(String[] args){
        double height;
        Scanner sc = new Scanner(System.in);

        for(;;){
            System.out.print("身長を入力してください(cm)＞");
            height = sc.nextDouble();
            if(height == 0.0) break;
            if(height < 0.0) continue;
            System.out.print("ブローカ標準体重：");
            System.out.println(new Ex2303_Broca(height).getStandardWeight());
            System.out.print("BMI 標準体重：");
            System.out.println(new Ex2303_BMI(height).getStandardWeight());
        }
    }
}