#include <iostream>
#include <cmath>

using namespace std;

int main()
{
    int a,b,c,x1,x2;
    cout<<"a : ";
    cin>>a;
    cout<<"b : ";
    cin>>b;
    cout<<"c : ";
    cin>>c;
    cout<<"persamaan :  "<<"("<<a<<") x^ + ("<<b<<")x + ("<<c<<") = 0"<<endl;

    x1=(-b+sqrt(pow(b,2)-4*a*c))/(2*a);
    x2=(-b-sqrt(pow(b,2)-4*a*c))/(2*a);

    cout<<"x1 : "<<x1<<endl;
    cout<<"x2 : "<<x2;
    return 0;
}