task 5

def solve(f, g):
    op = (x^2).operator()
    f1 = reduce(op, [f, 2])
    g1 = reduce(op, [g, 2])
    tmp = []
    res = []
    for i in range(-10, 11):
        if f1(x = i) >= g1(x = i):
            tmp.append(i)
    res.append(tmp)
    res.extend(['{:.18f}'.format(elem) for elem in find_local_minimum(g1, -10, 10)])
    res.extend(['{:.18f}'.format(elem) for elem in find_local_maximum(f1, -10, 10)])
    return res