def get_default_params(dim: int):
    """
        Returns the default parameters of the L-SHADE-cnEpSin Differential Evolution Algorithm
        :param dim: Size of the problem (or individual).
        :type dim: int
        :return: Dict with the default parameters of the L-SHADE-cnEpSin  Differential
        Evolution Algorithm.
        :rtype dict
    """
    return {'population_size': 18 * dim, 'min_population_size': 4,
        'individual_size': dim, 'memory_size': 5, 'max_evals': 10000 * dim,
        'seed': None, 'callback': None, 'opts': None}
