import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); String grade =scanner.next();  //write your code here...... if(grade.equals("A")){ System.out.print("优秀"); }else if(grade.equals("B")){ System.out.print("良好"); }else if(gr...

import java.util.Scanner; public class Main { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); double height = scanner.nextDouble(); double weight = scanner.nextDouble();  //write your code here...... double bmi = weight/(height*height); if(bmi<18.5){ System.out....