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实验三 1 from turtle import * 2 3 def square(size=50, rgb='orange'): 9 pencolor(rgb) 10 for i in range(4): 11 fd(size) 12 left(90) 13 14 15 def main(): 1 阅读全文
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user 1 class User: 2 def __init__(self,name='guest',password='111111',statu='1'): 3 4 self.name=name 5 self.password=password 6 self.statu=statu 7 def 阅读全文
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一 1 def is_valid(x): 2 if len(x)!=18: 3 return False 4 else: 5 if x.isdecimal(): 6 return True 7 elif x.find('X')and x.strip('X').isdecimal(): 8 retur 阅读全文
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三 1 with open('data3.txt','r+',encoding='utf-8')as f: 2 a=[] 3 for i in f: 4 i=i.strip('\n') 5 a.append(i) 6 a.pop(0) 7 b=[eval(i) for i in a] 8 print 阅读全文
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一 1 print(sum) 2 sum = 42 3 print(sum) 4 5 def inc(n): 6 sum = n+1 7 print(sum) 8 return sum 9 sum = inc(7) + inc(7) 10 print(sum) 回答: 不是;line2,6是全局作用 阅读全文
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1 1 mport random 2 print('用列表存储随机整数:') 3 ls=[random.randint(1, 100) for i in range(5)] 4 print(ls) 5 print('\n用集合存储随机整数:') 6 s1={random.randint(1,100) 阅读全文
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1 x = list(range(10)) 2 print('整数输出1: ', end = '') 3 for i in x: 4 print(i, end=' ') 5 print('\n整数输出2: ', end = '') 6 for i in x: 7 print(f'{i:02d}', 阅读全文
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1 print('hey,u') 2 print('hey','u') 3 x,y,z = 1,2,3 4 print(x,y,z) 5 print('x = %d, y = %d, z = %d'%(x,y,z)) 6 print('x = {},y = {},z = {}'.format(x,y 阅读全文