import java.util.Scanner;

public class BMI {

public static void main(String[] args) {

// TODO Auto-generated method stub

Scanner scanner = new Scanner(System.in);

System.out.println("请输入你的体重（kg）：");

float weight = scanner.nextFloat();

System.out.println("请输入你的身高（m）：");

float stature = scanner.nextFloat();

scanner.close();

float bmi = weight/(stature*stature);

System.out.println("你的BMI为：" + bmi);

if (bmi < 18.5f) {

System.out.println("你的体重为：过轻");

}else if (18.5f <= bmi && bmi <= 23.9f) {

System.out.println("你的体重为：正常" );

}else if (24.0f <= bmi && bmi <= 27.9f) {

System.out.println("你的体重为：过重" );

}else if (28.0f <= bmi && bmi <= 32.0f) {

System.out.println("你的体重为：肥胖" );

}else {

System.out.println("你的体重为：过度肥胖" );

}

}

}