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  1. #include <iostream> 
  2. using namespace std; 
  3.  
  4. bool czy_pierwsza(int n) { 
  5. int d=2; 
  6. while (d*d<=n) { 
  7. if (n%d==0) return false; 
  8. d+=1; 
  9. } 
  10. return true; 
  11. } 
  12. int pierwsza(int n) { 
  13. int numer =0; 
  14. int i=2; 
  15. while (numer !=n) { 
  16. if (czy_pierwsza(i)) numer += 1; 
  17. i +=1; 
  18. } 
  19. return i-1; 
  20. } 
  21. int main() { 
  22. cout<<pierwsza(7)<<" "<<pierwsza(25)<<endl; 
  23. return 0; 
  24. } 
  25.  
  26.  
  27.  
  28.  
Success #stdin #stdout 0.01s 5324KB
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https://ideone.com/jr9VVb
language:
C++ (gcc 8.3)
created:
3 days ago
visibility:
public

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