from fractions import Fraction
from math import sqrt
a, b, c = map(int, input().split())
D = b*b-4*a*c
if D < 0:
    print('imaginary')
elif D == 0:
    x = Fraction(-b, 2*a)
    print(float(x))
else:
    A = Fraction(-b, 2*a)
    B = Fraction(sqrt(D))*Fraction(1, 2*a)
    X, Y = float(A-B), float(A+B)
    print(f'{min(X, Y)} {max(X, Y)}')