实验三黄海祥

1 import 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 
 7 s1 = {random.randint(1,100) for i in range(5)} 
 8 print(s1)
 9 
10 print('\n用集合存储随机整数: ')
11 s2 = set() 
12 while(len(s2)<5):
13     s2.add(random.randint(1,100))
14 print(s2)
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问题一:1~100,能取到100

问题二:0~4,不包括5

问题三:不一定,随机生成的数可能相等,s1是集合,没有相同元素,所以可能小于5

问题四:一定,因为当len(s2)小于5时循环会继续。

 

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 1 datas = {'2049777001': ['篮球', '羽毛球', '美食', '漫画'],
 2          '2049777002': ['音乐', '旅行'],
 3          '2049777003': ['马拉松', '健身', '游戏'],
 4          '2049777004': [],
 5          '2049777005': ['足球', '阅读'],
 6          '2049777006': ['发呆', '闲逛'],
 7          '2049777007': [],
 8          '2049777008': ['书法', '电影'],
 9          '2049777009': ['音乐', '阅读', '电影', '漫画'],
10          '2049777010': ['数学', '推理', '音乐', '旅行']
11          }
12 
13 hobby = []
14 time = []
15 
16 list1 = []
17 
18 for i in list(datas.values()):
19     list1 += i
20 
21 for j in list1:
22     if j not in hobby:
23         hobby.append(j)
24         time.append(list1.count(j))
25 
26 result = zip(time,hobby)
27 result = sorted(result,reverse=True)
28 
29 for value,key in result:
30     print(f'{key}:{value}')
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 1 high = 0
 2 for i in range(len(temperatures)):
 3     low += int(temperatures[i][2])
 4     high += int(temperatures[i][3])
 5     if i ==0:
 6         lowest = int(temperatures[i][2])
 7         highest = int(temperatures[i][3])
 8     if int(temperatures[i][2]) < lowest:
 9         lowest = int(temperatures[i][2])
10     if int(temperatures[i][3]) > highest:
11         highest = int(temperatures[i][3])
12 average_low = low/len(temperatures)
13 average_high = high/len(temperatures)
14 
15 print(f'未来一周最低气温:{lowest}℃')
16 print(f'未来一周最低气温:{highest}℃')
17 print(f'未来一周平均气温区间:{average_low:.0f}℃~{average_high:.0f}℃')
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 1 import random
 2 luck_day = random.randint(1,31)
 3 
 4 print('猜猜2022年5月那一天会是你的lucky day:-)')
 5 for i in range(3):
 6     gess_day = eval(input('你有三次机会,猜吧(1~31):'))
 7     if gess_day == luck_day:
 8         print('哇,猜中了:-)')
 9         break
10     elif gess_day < luck_day:
11         print('猜早啦,你的lucky day还没到呢')
12     elif gess_day > luck_day:
13         print('猜晚啦,你的lucky day已经过啦')
14 else:
15     print(f'次数用光了,\n偷偷告诉你,5月你的lucky day是{luck_day}号.good lucky:-)')
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 1 x,n = eval(input('输入十进制整数x和要转换的进制n(2或8或16):'))
 2 x1 = x
 3 x_list = []
 4 while x1 > 0:
 5     x1_tuple = divmod(x1, n)
 6     if x1_tuple[1]>=10:
 7         x1_dect = {10:'A',11:'B',12:'C',13:'D',14:'E',15:'F'}
 8         x_list.append(x1_dect[x1_tuple[1]])
 9     else:
10         x_list.append(str(x1_tuple[1]))
11     x1 = x1_tuple[0]
12 
13 x_list.reverse()
14 
15 print(f'{x}的{n}进制是:{"".join(x_list)}')
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posted @ 2022-04-26 19:09  黄海祥  阅读(25)  评论(1编辑  收藏  举报