N-th power of matrix

def multiply_matrixes(first_matrix, second_matrix):
    res_matrix = [[0 for row in range(len(first_matrix))] for col in range(len(second_matrix[0]))]
    for i in range(len(first_matrix)):
        for j in range(len(second_matrix[0])):
            for k in range(len(second_matrix)):
                res_matrix[i][j] += first_matrix[i][k] * second_matrix[k][j]
    return res_matrix

n = int(input())
matrix = []
initial_matrix = []
for _ in range(n):
    row = [float(x) for x in input().split()]
    matrix.append(row)
    initial_matrix.append(row)

for _ in range(len(matrix) - 1):
    matrix = multiply_matrixes(initial_matrix, matrix)

for line in matrix:
    print(*line)