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task3 from turtle import * from random import random def square(size=50, rgb='pink'): '''绘制正方形 参数size指定边长 参数rgb指定画笔颜色 如果没有给参数,采用默认值 ''' pencolor(rgb) 阅读全文
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def is_valid(n): n=str(n) while len(n)==18: for i in n: if i.isdigit()==False and i!='X': return False return True break else: return False with open( 阅读全文
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测试1 with open('data1_1.txt', 'r', encoding = 'utf-8') as f: data = f.readlines() n = 0 for line in data: if line.strip('\n') == '': continue n += 1 pr 阅读全文
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实验一 import random print('用列表存储随机整数: ') ls = [random.randint(1, 100) for i in range(5)] print(ls) print('\n用集合存储随机整数: ') s1 = {random.randint(1,100) fo 阅读全文