@Test
public void performMatrixMultiplicationOfTwoArrays() throws Exception {

    int[][] a = {
            {1, 2, 3},
            {4, 5, 6}
    };
    int[][] b = {
            {7, 8},
            {9, 10},
            {11, 12}
    };
    int[][] result = {
            {58, 64},
            {139, 154}
    };
    int[][] c = RandomProblem003.matrixMultiplication(a, b);
    assertThat(c, equalTo(result));
}