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  1. #include <iostream>
  2.  
  3.  
  4.  
  5. using namespace std;
  6.  
  7.  
  8.  
  9. int main()
  10.  
  11. {
  12.  
  13.    int n,br=0;
  14.  
  15.    cin>>n;
  16.  
  17.    for (int i=n;i>2;i--)
  18.  
  19.    {
  20.  
  21.      br=1;
  22.  
  23.      for (int j=2;j<n/2;j++)
  24.  
  25.      {
  26.  
  27.        if (i%j==0)
  28.  
  29.        {
  30.  
  31.          br++;
  32.  
  33.        }
  34.  
  35.      }
  36.  
  37.      if ((br<3) && (n%i==0))
  38.  
  39.      {
  40.  
  41.        cout<<i<<endl;
  42.  
  43.      }
  44.  
  45.    }
  46.  
  47.    return 0;
  48.  
  49. }
Success #stdin #stdout 0s 2856KB
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https://ideone.com/Z0WoML
language:
C++ (gcc 8.3)
created:
12 years ago
visibility:
secret

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