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  • 模拟成绩数据库

     1 name_score={}
     2 n=0
     3 while n==0:
     4     a="0"
     5     r=input("You are a teacher or a student?if you are a student,please input '1',else,you can input 't'")
     6     if r=="1":
     7         ask=input("please input your name,and we'll find your score.")
     8         if ask in name_score:
     9             print("He's score is:",name_score[ask])
    10         else:
    11             print("is not a student.")
    12     else:
    13         while a=='0':        
    14             print("please input the student's name and he's score")
    15             name=input("input he's name.")
    16             score=input("input he's score.")
    17             name_score[name]=score
    18             on=input("Do you have another student?if you have,input'y',else,input'no'.")
    19             if on=='y':
    20                 a='0'
    21             else:
    22                 a=1
    23                 print("OK")     

    这是一个模拟管理成绩数据库,模拟教师添加成绩与学生查询成绩的行为。

    这次主要利用了字典的键值对来帮助查询

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  • 原文地址:https://www.cnblogs.com/Exesoft-Mike/p/8414086.html
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