输入身高、体重计算BMI指数

//根据身高体重计算BMI指数
    public static void main(String[] args) {
        Scanner scanner=new Scanner(System.in);
        System.out.println("请输入您的身高(米):" );
        double height=scanner.nextDouble();
        System.out.println("请输入您的体重(kg):" );
        double weight=scanner.nextDouble();
        double bmi=weight/(height*height);
        System.out.println("您的BMI指数为:" + bmi);
        if (bmi<18.5){
            System.out.println("体重过轻");1.68
        }
        else if (bmi>18.5 && bmi<24.9){
            System.out.println("正常范围");
        }
        else if(bmi>24.9 && bmi<29.9){
            System.out.println("体重过重");
        }
        else{
            System.out.println("肥胖");
        }

    }