fn main() {
    let mut abc = String::new();
    std::io::stdin().read_line(&mut abc).ok();
    let abc: Vec<f64> = abc.trim().split_whitespace().map(|s| s.parse().unwrap()).collect();
    let a = abc[0];
    let b = abc[1];
    let c = abc[2];

    let val: f64 = b * b - 4.0 * a * c;
    if val > 0.0 {
        println!("{:.06} {:.06}", (-1.0 * b - val.sqrt()) / 2.0f64 / a, (-1.0 * b + val.sqrt()) / 2.0f64 / a);
    } else if val < 0.0 {
        println!("imaginary");
    } else {
        println!("{:.06}", -1.0 * b / 2.0f64 / a);
    }
}