胡孟涵

1. score=input("請輸入你的成績:")
   
2. score=float(score)
   
3. 
   
4. 
   
5. if score>=90 and score<=100:
   
6.     print("優等")
   
7.    
   
8. elif score>80 and score<90:
   
9.     print("甲等")
   
10. 
    
11. elif score>70 and score<80:
    
12.     print("乙等")
    
13. 
    
14. elif score>60 and score<70:
    
15.     print("丙等")
    
16. 
    
17. elif score>0 and score<60:
    
18.     print("不及格")
    
19. 
    
20. else:
    
21.     print("輸入錯誤!!!")
    
22.    

複製代碼