208分級制度

/******
檔名：JPA02.java
題目：TQC+ JAVA6物件導向程式設計 參考答案
時間：2015/06
作者：fang shi mai
******/
import java.util.*;

public class JPA02
{
    static Scanner keyboard = new Scanner(System.in);
    
    public static void main(String[] args)
    {
        test();
        test();
        test();
        test();
        test();
    }
    public static void test()
    {
        int N;
        
        System.out.println("Input:");
        N=keyboard.nextInt();
        
        if(N>=90)
            System.out.println("Your grade is A");
        else if(N>=80)
            System.out.println("Your grade is B");
        else if(N>=70)
            System.out.println("Your grade is C");
        else if(N>=60)
            System.out.println("Your grade is D");
        else
            System.out.println("Your grade is F");
    }
}