Python

a,b,c=map(float,input().split())
delta=b**2-4*a*c
if delta<0:
    print("No answer!")
else:
    if delta<0.005:
        ans=-b/(2*a)
        print("%.2f"%ans)
    else:
        ans1=(delta**0.5-b)/(2*a)
        ans2=(-delta**0.5-b)/(2*a)
        print("%.2f"%ans1)
        print("%.2f"%ans2)