def prettify(individual):
    """
    Formats an array representation of an individual s.t. it can be printed
    easily.
    :param individual: an array representation of an individual
    :return: a string representation of that same individual
    """
    pretty = ""
    ith_literal = 1
    ten_per_line = 0
    for literal in individual:
        pretty = pretty + "L" + str(ith_literal) + ": " + str(literal) + "  "
        ith_literal = ith_literal + 1
        ten_per_line = ten_per_line + 1
        if ten_per_line > 10:
            ten_per_line = 0
            pretty = pretty + "\n"
    return pretty