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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.  
  13. int pierwsza(int n) {
  14. 	int numer =0;
  15. 	int i=2;
  16. 	while (numer != n) {
  17. 		if (czy_pierwsza(i)) numer +=1;
  18. 		i += 1;
  19. 	}
  20. 	return i-1;
  21. 	}
  22.   int main() { 
  23. // sprawdź działanie funkcji
  24.     cout << pierwsza(7) << " " << pierwsza(25) << endl;
  25.     return 0;
  26. }
Success #stdin #stdout 0.01s 5288KB
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https://ideone.com/xos94k
language:
C++ (gcc 8.3)
created:
15 hours ago
visibility:
public

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