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  1. #include <iostream>
  2. #include <complex>
  3.  
  4. using namespace std;
  5.  
  6. int main() {
  7. 	double a, b, c;
  8.  
  9. 	while (cin >> a >> b >> c) {
  10. 		if (a ==0)
  11. 			continue;
  12.  
  13. 		complex<double> delta = b*b - 4 * a * c;
  14. 		complex<double> sqrtdel = sqrt(delta);
  15. 		cout << (-b - sqrtdel)*0.5/a << '\t' << (-b + sqrtdel)*0.5/a << endl;
  16. 	}
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 3460KB
comments (?)
stdin
copy 
1 0 1
1 0 -1
1 -5 4
stdout
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(-0,-1)	(0,1)
(-1,-0)	(1,0)
(1,-0)	(4,0)
https://ideone.com/VB2zDx
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
public

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