using System;
namespace ConsoleApplication1
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine("請輸入你的身高(公尺)");
            double height = double.Parse(Console.ReadLine());
            Console.WriteLine("請輸入你的體重(公斤)");
            double weight = double.Parse(Console.ReadLine());
            double bmi = weight / Math.Pow(height, 2);

            string comment;
            if (bmi>= 35)
                comment = "重度肥胖";
            else if (bmi>=30)
                comment = "中度肥胖";
            else if (bmi>=27)
                comment = "輕度肥胖";
            else if (bmi>=24)
                comment = "過重";
            else if (bmi>=18.5)
                comment = "正常範圍";
            else
                comment = "體重過輕";

            Console.WriteLine("你的BMI指數為:" + bmi);
            Console.WriteLine("診斷結果: " + comment);

        }

    }
}