unsigned char ugly_thing_random_colour()
{
    const unsigned char colours[] =
    {
        RED, BROWN, GREEN, CYAN, MAGENTA, LIGHTGREY
    };

static const unsigned char ugly_colour_values[] = {
    RED, BROWN, GREEN, CYAN, MAGENTA, LIGHTGREY
};

    return (RANDOM_ELEMENT(colours));
}

unsigned char ugly_thing_random_colour()
{
    return (RANDOM_ELEMENT(ugly_colour_values));
}

    switch (make_low_colour(mon->colour))

    for (unsigned i = 0; i < ARRAYSZ(ugly_colour_values); ++i)

        case RED:
            return (0);
        case BROWN:
            return (1);
        case GREEN:
            return (2);
        case CYAN:
            return (3);
        case MAGENTA:
            return (4);
        case LIGHTGREY:
            return (5);
        default:
            return (-1);

        if (make_low_colour(mon->colour) == ugly_colour_values[i])
            return (i);

    return (-1);