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  1. #include <iostream>
  2. #include <cmath>
  3. #include <vector>
  4.  
  5. using namespace std;
  6.  
  7. float a, b, c;
  8. vector <int> kuna;
  9.  
  10. int kot(float a, float b, float c)
  11. {
  12. 	float d;
  13. 	d = pow(b, 2) - 4 * a*c;
  14. 	if (d > 0) return 2;
  15. 	else if (d == 0) return 1;
  16. 	else return 0;
  17. }
  18. int main()
  19. {
  20. 	while (cin >> a >> b >> c)
  21. 	{
  22. 		kuna.push_back(kot(a, b, c));
  23. 	}
  24. 	for (int i = 0; i < kuna.size(); i++)
  25. 	{
  26. 		cout << kuna[i] << endl;
  27. 	}
  28. 	return 0;
  29. }
Success #stdin #stdout 0s 15240KB
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0.5 1 0.5 
-0.5 -0.5 0
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https://ideone.com/YuCiPA
language:
C++ (gcc 8.3)
created:
5 years ago
visibility:
secret

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