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# Input number of rows and columns
r = int(input("Enter number of rows: "))
c = int(input("Enter number of columns: "))

# Matrix A
print("Enter elements of Matrix A:")
A = [[int(input()) for j in range(c)] for i in range(r)]

# Matrix B
print("Enter elements of Matrix B:")
B = [[int(input()) for j in range(c)] for i in range(r)]

# Matrix Addition
sum_matrix = [[A[i][j] + B[i][j] for j in range(c)] for i in range(r)]

print("Sum of the matrices:")
for row in sum_matrix:
    print(row)

    # Matrix Multiplication
    product_matrix = [[0 for j in range(c)] for i in range(r)]

    for i in range(r):
        for j in range(c):
                for k in range(c):
                            product_matrix[i][j] += A[i][k] * B[k][j]

                            print("Product of the matrices:")
                            for row in product_matrix:
                                print(row)