import numpy as np

def initializareMatriceProdus(linii: int, coloane: int):
    matrice = []

    for i in range(linii):
        linieNoua = []
        for j in range(coloane):
            linieNoua.append(0)
        matrice.append(linieNoua)

    return matrice


def produsMatrice(a: np.ndarray, b: np.ndarray):
    produs = initializareMatriceProdus(len(a), len(b[0]))
    for i in range(len(a)):
        for j in range(len(b[0])):
            for q in range(len(b)):
                produs[i][j] += a[i][q] * b[q][j]

    for elem in produs:
        print(elem)


X = [[12,7,3],
    [4 ,5,6],
    [7 ,8,9]]
# 3x4 matrix
Y = [[5,8,1,2],
    [6,7,3,0],
    [4,5,9,1]]

produsMatrice(X, Y)