a, b, c = map(int, input().split())

import math

if b ** 2 < 4 * a * c:
    print('imaginary')
    
elif b ** 2 == 4 * a * c:
    
    print(-b / 2 / a)
    
else:
    
    ans = math.sqrt(b ** 2 - 4 * a * c)
    
    print((-ans - b) / 2 / a, (ans - b) / 2 / a)