import math
a,b,c=map(int,input().split())
if b**2<(4*a*c):
    print("imaginary")
elif b**2==(4*a*c):
    print(-b/(2*a))
else:
    a1=(-b-math.sqrt(b**2-(4*a*c)))/(a*2)
    a2=(-b+math.sqrt(b**2-(4*a*c)))/(a*2)
    print(min(a1,a2),max(a1,a2))