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

int main()
{
	float a, b, c;
	scanf("%f", &a);
	scanf("%f", &b);
	scanf("%f", &c);

  double d,x1,x2;
  d=(b*b)-4*a*c;
  if (d>0) {
      x1=(-b+sqrt(d))/(2*a);
      x2=(-b-sqrt(d))/(2*a);
      printf("x1=%f",x1);
      printf("x2=%f",x2);
  }
}