a,b,c = map(int,input().split())
if b**2-4*a*c<0:
    print("imaginary")
elif b**2-4*a*c==0:
    print(-b/(2*a))
else:
    d = (b**2-4*a*c)**0.5
    if a>0:
        print((-b-d)/(2*a),(-b+d)/(2*a))
    else:
        print((-b+d)/(2*a),(-b-d)/(2*a))