陳牧謙

1. score=int(input("請輸入你的成績: "))
   
2. if score==100:
   
3.     print("滿分")
   
4. elif score<=99 and score>=90:
   
5.     print("優等")
   
6. elif score<=89 and score>=80:
   
7.     print("甲等")
   
8. elif score<=79 and score>=70:
   
9.     print("乙等")
   
10. elif score<=69 and score>=60:
    
11.     print("丙格")
    
12. elif score<=59 and score>=0:
    
13.     print("不及格")
    
14. else:
    
15.     print("輸入錯誤")

複製代碼