from math import sqrt


def main():

    a, b, c = map(int, input().split())
    if a < 0:
        a, b, c = -a, -b, -c
    root_inside = b**2 - 4*a*c
    if root_inside < 0:
        print("imaginary")
        return
    if root_inside == 0:
        print(-b/(2*a))
        return

    smaller = (-b - sqrt(root_inside)) / (2*a)
    larger = (-b + sqrt(root_inside)) / (2*a)
    print(smaller, larger)


if __name__ == "__main__":
    main()