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  1. #include <iostream>
  2. using namespace std;
  3. int ile;
  4.  
  5. bool prawda(int n)
  6. {
  7.   if(n<=2)
  8.     return true;
  9.  
  10.   for(int i=2;i*i<=n;i++)
  11.     if(n%i==0)
  12.       return false;
  13.   return true;
  14. }
  15. int main()
  16. {
  17.     cout << "Sprawdzimy teraz liczby pierwsze" << endl;
  18.     cin>>ile;
  19.     if(ile>10000)
  20.     {
  21.         cout<<"Za duza liczba!"<<endl;
  22.     }
  23.     else{
  24.        for(int n=1; n<=ile; n++)
  25.        {
  26.         if (prawda(n))
  27.         cout<<n<<" Tak"<<endl;
  28.         else
  29.         cout<<n<<" Nie"<<endl;
  30.        }
  31.     }
  32.     return 0;
  33. }
Success #stdin #stdout 0s 15240KB
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stdin
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3
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stdout
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Sprawdzimy teraz liczby pierwsze
1 Tak
2 Tak
3 Tak
https://ideone.com/qUI1R3
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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