from math import sqrt
a,b,c = liat(map(int,input().split()))

if b * b - 4 * a * c < 0:
    print('imaginary')
elif b * b - 4 * a * c == 0:
    print(-1 * b / (2 * a))
else:
    print((-1 * b - sqrt(b * b - 4 * a * c)) / (2 * a),(-1 * b + sqrt(b * b - 4 * a * c)) / (2 * a))