import java.util.Scanner;public class Main {    public static void main(String[] args) {        Scanner scanner = new Scanner(System.in);        System.out.print("请输入你的身高，以米为单位：");        float tall = scanner.nextFloat();        System.out.print("请输入你的体重，以kg为单位：");        float weight = scanner.nextFloat();        float bmi = weight/tall/tall;        System.out.printf("你的bmi是%.1f\n",bmi);        if (bmi <= 18.5){            System.out.print("体重过轻！");        }else if (bmi > 18.5&&bmi <=25){            System.out.print("体重正常！");        }else if (bmi >25&&bmi <=28){            System.out.print("体重过重！");        }else if (bmi >28&&bmi<=32){            System.out.print("体重肥胖！");        }else if (bmi>32){            System.out.print("体重非常肥胖！！！");        }    }}