Quadratic

#include <iostream>#include <math.h> //sqrootusing namespace std;void quadratic (float, float, float, float &x1, float &x2);int main(){	float a, b, c, x1, x2;	cin >> a;	cin >> b;	cin >> c;	quadratic(a,b,c,x1,x2);	cout << x1 << endl << x2 <<endl;	return (0);}void quadratic(float a, float b, float c, float &x1, float &x2) {	x1 = (((-b) + sqrt((b*b) - (4*a*c))) / (2*a));	x2 = (((-b) - sqrt((b*b) - (4*a*c))) / (2*a));}