#include <stdio.h>
#include <math.h>

int main()
{
	double a, b, c, r;

	a = 1.;
	b = 1e15;
	c = 1e14;

	r = (-b + sqrt(b * b - 4 * a * c)) / (2 * a);
	printf("%.17g\n", r);

	r = 2 * c / (-b - sqrt(b * b - 4 * a * c));
	printf("%.17g\n", r);
}