import java.util.Scanner; public class ScoreLevel { public static void main(String[] args) { Scanner scanner = new Scanner(System.in); System.out.print("輸入分數："); int score = scanner.nextInt(); if(score >= 90) System.out.println("å¾—A"); else if(score >= 80 && score < 90) System.out.println("å¾—B"); else if(score >= 70 && score < 80) System.out.println("å¾—C"); else if(score >= 60 && score < 70) System.out.println("å¾—D"); else System.out.println("å¾—E(ä¸åŠæ ¼)"); } }