穆玨諺

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

複製代碼