a = float(input())
b = float(input())
c = float(input())

d = b ** 2 - 4 * a * c

if a == 0:
    if b == 0:
        if c == 0:
            print('Any number')
        else:
            print('No solution')
    else:
        print('x =', -c / b) # Solve linear equation  bx + c = 0
elif d > 0:
    x1 = (-b + d ** 0.5) / (2 * a)
    x2 = (-b - d ** 0.5) / (2 * a)
    print('x1 =', x1, 'x2=', x2)
elif d == 0:
    print('x =', -b / (2 * a))
else:
    print('No solution')