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In [20]: num = int(input("Please a num: "))
...: c = 0
...: for i in range(2, num):
...: for j in range(2, int(i**0.5)+1):
...: if i % j == 0:
...: break
...: else:
...: c += 1
...: print(i)
...: print("The total num is: ", c)
...:
Please a num: 10
2
3
5
7
The total num is: 4
In [21]: num = int(input("Please a num: "))
...: c = 0
...: for i in range(2, num):
...: for j in range(2, int(i**0.5)+1):
...: if i % j == 0:
...: break
...: else:
...: c += 1
...: print(i)
...: print("The total num is: ", c)
...:
Please a num: 100
2
3
5
7
11
13
17
19
23
29
31
37
41
43
47
53
59
61
67
71
73
79
83
89
97
The total num is: 25
In [22]: num = int(input("Please a num: "))
...: c = 0
...: for i in range(2, num):
...: for j in range(2, int(i**0.5)+1):
...: if i % j == 0:
...: break
...: else:
...: c += 1
...: # print(i)
...: print("The total num is: ", c)
...:
Please a num: 1000000
The total num is: 78498 |
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发表于 2018-8-16 08:04:58
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