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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def max_dim(elements, coordinates):
 """ Return the maximum diameter of a molecule. Parameters elements : numpy.ndarray An array of all elements (type: str) in a molecule. coordinates : numpy.ndarray An array containing molecule's coordinates. Returns ------- """

    atom_vdw_vertical = np.matrix(
        [[atomic_vdw_radius[i.upper()]] for i in elements])
    atom_vdw_horizontal = np.matrix(
        [atomic_vdw_radius[i.upper()] for i in elements])
    dist_matrix = euclidean_distances(coordinates, coordinates)
    vdw_matrix = atom_vdw_vertical + atom_vdw_horizontal
    re_dist_matrix = dist_matrix + vdw_matrix
    final_matrix = np.triu(re_dist_matrix)
    i1, i2 = np.unravel_index(final_matrix.argmax(), final_matrix.shape)
    maxdim = final_matrix[i1, i2]
    return i1, i2, maxdim