def input_polynom():
    k = int(input("кол-во членов в многочлене: "))
    mas = []
    for i in range(k):
        mas.append(int(input(f"a[{i}] = ")))
    return mas

def multiply(a, b):

    c = [0.0]*(len(a) + len(b)-1)

    for i in range(len(a)):
        for j in range(len(b)):
            c[i + j] += a[i] * b[j]

    return c

def pow(a, n):

    c = [1]
    for i in range(n):
        c = multiply(c, a)
    return c


A = input_polynom()
k = int(input("Степень: "))
A.reverse()
print(pow(A, k))
input()