import java.io.*;

public class ecuacion {

public static void main(String[] args){

int a=1, b=1, c=1;
double d, x1 = 0, x2 = 0;
String n;

try{

BufferedReader br = new BufferedReader(
new InputStreamReader(System.in));

System.out.println("Valor de a:");
n = br.readLine();
a = Integer.parseInt(n);

System.out.println("Valor de b:");
n = br.readLine();
b = Integer.parseInt(n);

System.out.println("Valor de c:");
n = br.readLine();
c = Integer.parseInt(n);

}

catch(Exception e){

System.out.println("Error en los datos");

}

d = Math.pow(b,2)-4*a*c;
if (d > 0) {

x1 = (-b+Math.sqrt(d))/(2*a);
x2 = (-b-Math.sqrt(d))/(2*a);
System.out.println("Soluciones distintas " + x1 + " "+ x2 );

}
else if (d == 0){

x1 = (-b)/(2*a);
x2 = x1;
System.out.println("Solución doble " + x1 + " "+ x2 );

}
else {

System.out.println("no tiene solución");

}

}

}