Умножение матриц

#include <iostream>
 
void Multiply() {
 
    int aMatrix[3][2] = {{1, 4}, {2, 5}, {3, 6}};
    int bMatrix[2][3] = {{7, 8, 9}, {10, 11, 12}};
    int product[3][3] = {{0, 0, 0}, {0, 0, 0}, {0, 0, 0}};
 
    size_t row = 0;
    size_t col = 0;
    
    std::cout << "Matrix A: " << std::endl;
 
    for (row = 0; row < 3; ++row)
    {
        for (col = 0; col < 2; ++col)
            std::cout << aMatrix[row][col] << " ";
        std::cout << std::endl;
    }
    std::cout << "\n\nMatrix B: " << std::endl;
 
    for (row = 0; row < 2; ++row)
    {
        for (col = 0; col < 3; ++col)
            std::cout << bMatrix[row][col] << " ";
        std::cout << std::endl;
    }
 
    std::cout << "\n\nResult Matrix: \n";
    for (row = 0; row < 3; row++) {
        for (col = 0; col < 3; col++) {
            // Multiply the row of A by the column of B to get the row, column of product.
            for (size_t inner = 0; inner < 2; inner++) {
                product[row][col] += aMatrix[row][inner] * bMatrix[inner][col];
            }
            std::cout << product[row][col] << "  ";
        }
        std::cout << "\n";
    }
}
 
void main() {
    Multiply();
    system ("pause");
}