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  1. num = int(input("enter a number: "))
  2. # input: 23
  3. flag = False
  4. if num > 1:
  5.     for i in range(2, num):
  6.         if (num % i) == 0:
  7.             flag = True
  8.             break
  9. if flag:
  10.     print(num, "is not a prime number")
  11. else:
  12.     print(num, "is a prime number")
  13. # 23 is a prime number
Success #stdin #stdout 0.03s 9708KB
comments (?)
stdin
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45
stdout
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enter a number: 45 is not a prime number
https://ideone.com/wiz27a
language:
Python 3 (python  3.9.5)
created:
16 days ago
visibility:
public

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