Pythonの簡単な図書管理システム
1044 ワード
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2.16作業定義類、図書特徴:XXXXX...
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class Book: name = None author = None price = 0
ls = [] ch = input() while ch != ‘over’:ch=input(‘入力操作’)if ch=‘add’:num=int(input(‘何冊保存する?’))n=0 while n
2.16作業定義類、図書特徴:XXXXX...
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class Book: name = None author = None price = 0
def out(self):
print(' : ' + self.name + ', : ' + self.author + ', : ' + str(self.price))
ls = [] ch = input() while ch != ‘over’:ch=input(‘入力操作’)if ch=‘add’:num=int(input(‘何冊保存する?’))n=0 while n
if ch == 'all':
for v in ls:
v.out()
if ch == 'name':
na = input()
flag = 0
le = len(ls)
for v in ls:
if na == v.name:
v.out()
flag = 1
if le == 0 or flag == 0 :
print(' ')