/**
 * This function adds a sport to the list of sports played by the athlete.
 *
 * @param athlete The list of sports played by the athlete.
 * @param sport The sport to be added to the list.
 * @return The updated list of sports played by the athlete.
 */
fun addSport(athlete: MutableList<String>, sport: String): MutableList<String> {

    if (sport !in athlete) {
        athlete.add(sport)
    }
    return athlete
}
/**
 * This function adds a sport to the list of sports played by the athlete.
 *
 * @param athlete The list of sports played by the athlete.
 * @param sport The sport to be added to the list.
 * @return The updated list of sports played by the athlete.
 */
fun addSport(athlete: MutableList<String>, sport: String): MutableList<String> {
/**
 * This function adds a sport to the list of sports played by the athlete.
 *
 * @param athlete The list of sports played by the athlete.
 * @param sport The sport to be added to the list.
 * @return The updated list of sports played by the athlete.
 */
fun addSport(athlete: MutableList<String>, sport: String): MutableList<String> {

    if (sport !in athlete) {
        athlete.add(sport)
    }
    return athlete
}