Matrix<int, 3, 4, ColMajor> Acolmajor; Acolmajor << 8, 2, 2, 9, 9, 1, 4, 4, 3, 5, 4, 5; cout << "The matrix A:" << endl; cout << Acolmajor << endl << endl; cout << "In memory (column-major):" << endl; for (int i = 0; i < Acolmajor.size(); i++) cout << *(Acolmajor.data() + i) << " "; cout << endl << endl; Matrix<int, 3, 4, RowMajor> Arowmajor = Acolmajor; cout << "In memory (row-major):" << endl; for (int i = 0; i < Arowmajor.size(); i++) cout << *(Arowmajor.data() + i) << " "; cout << endl;