import java.util.Scanner;

public class Index
{
	public static void main(String[] args) 
	{
		Scanner scanner = new Scanner(System.in);
		System.out.print("请输入您的体重(kg)：");
		float weight = scanner.nextFloat();
		System.out.print("请输入您的身高(m)：");
		float height = scanner.nextFloat();
		float bmi = weight/(height * height);
		if(bmi < 18.5) {
			System.out.print("BMI结果：\n·过轻：低于18.5");
		} else if(bmi <= 25 && bmi >= 18.5) {
			System.out.print("BMI结果：\n·正常：18.5-25");
		} else if(bmi < 28 && bmi >= 25) {
			System.out.print("BMI结果：\n·过重：25-28");
		} else if(bmi <= 32 && bmi >= 28) {
			System.out.print("BMI结果：\n·肥胖：28-32");
		} else {
			System.out.print("BMI结果：\n·非常肥胖：高于32");
		}
	}
}