if...elif...else

鄭繼威

多向判斷式語法
if (條件式一) :
    程式區塊一
elif (條件式二):
    程式區塊二
elif (條件式三):
    程式區塊三
.........
else:
    else的程式區塊

---

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

複製代碼

李承睿

1. a=int(input("輸入成績"))
   
2. if(a>=60,a<=100):
   
3.     print("及格了")
   
4. elif(a<60,a>=0):
   
5.     print("沒及格")
   
6. else:
   
7.     print("Error:input_failure")

複製代碼

張桔熙

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

複製代碼

鄧塏諺

1. a=int(input("國文成績"))
   
2. if a>=90 and a<=100:
   
3.     print("優等")
   
4. elif a>=80 and a<=89:
   
5.     print("甲等")
   
6. elif a>=70 and a<=79:
   
7.     print("乙等")
   
8. elif a>=60 and a<=69:
   
9.     print("丙等")
   
10. elif a>=0 and a<=60:
    
11.     print("不及格")
    
12. else:
    
13.     print("輸入錯誤")

複製代碼

許晨希

1. a=int(input("請輸入你的成績:"))
   
2. 
   
3. if(a>=90 and a<=100):
   
4.     print("優等")
   
5. elif(a>=80 and a<90):
   
6.     print("甲等")
   
7. elif(a>=70 and a<80):
   
8.     print("丙等")
   
9. elif(a>=60 and a<70):
   
10.     print("乙等")   

複製代碼

劉娀德

1. a=float(input("enter Chinese score"))
   
2. if(a=100):
   
3.     print("優")
   
4. elif
   
5.     print("甲")
   
6. elif
   
7.     print("乙")
   
8. elif
   
9.     print("丙")
   
10. elif
    
11.     print("不及格")
    
12. else:
    
13.     print("輸入錯誤")

複製代碼

李品蓁

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

複製代碼

蘇子禔

1. a=int(input("請輸入國文成績: "))
   
2. if(a=90 and a>=100)
   
3.     print("優等!")
   
4. elif a>=80 and a<90:
   
5.     print("甲等!")
   
6. elif a>=70 and a<80:
   
7.     print("乙等!")
   
8. elif a>=60 and a<70:
   
9.     print("丙等!")
   
10. elif a>=0 and a<60:
    
11.     print("不及格')
    
12. else:
    
13.     print("輸入錯!")   

複製代碼

鄭傳諭

1. score=input("請輸入你的成績:")
   
2. if score>=90 and score<100
   
3.     print("優等")
   
4. elif score>=80 and score<89
   
5.     print("甲等")
   
6. if score>=70 and score<79
   
7.     print("乙等")
   
8. if score>=60 and score<69
   
9.     print("丙等")   
   
10. else:
    
11.     print("輸入錯誤!")

複製代碼

劉娀德

1. a=float(input("enter Chinese score"))
   
2. if(a>90 and a<=100):
   
3.     print("優")
   
4. elif(a>80 and a<=90):
   
5.     print("甲")
   
6. elif(a>70 and a<=80):
   
7.     print("乙")
   
8. elif(a>60 and a<=70):
   
9.     print("丙")
   
10. elif(a>0 and a<=60):
    
11.     print("不及格")
    
12. else:
    
13.     print("輸入錯誤")

複製代碼

蘇宥駥

a=int(input("請輸入你的成績:"))
if a>=90 and a<=100:
    print("優等!")
elif a>=80 and a<90:
    print("甲等!")
elif a>=70 and a<80:
    print("乙等!")
elif a>=60 and a<70:            
    print("丙等!")
elif a>=0 and a<60:
    print("不及格!")
eles:
  print("輸入錯誤!")

劉乙頡

elif score>=70 and score<80:
    print("乙等!")
elif score>=60 and score<70:
    print("丙等!")
elif score>=0 and score<60:
    print("不及格!")
else:
    print("輸入錯誤!")