/**
 * This function takes a musician's name and a dictionary of instruments
 * and appends the musician's name to the list of musicians that play
 * each instrument in the dictionary.
 */
fun addInstruments(musician: String, instrumentDict: MutableMap<String, MutableList<String>>) {

    for ((instrument, musicians) in instrumentDict) {
        musicians.add(musician)
    }
}
/**
 * This function takes a musician's name and a dictionary of instruments
 * and appends the musician's name to the list of musicians that play
 * each instrument in the dictionary.
 */
fun addInstruments(musician: String, instrumentDict: MutableMap<String, MutableList<String>>) {
/**
 * This function takes a musician's name and a dictionary of instruments
 * and appends the musician's name to the list of musicians that play
 * each instrument in the dictionary.
 */
fun addInstruments(musician: String, instrumentDict: MutableMap<String, MutableList<String>>) {

    for ((instrument, musicians) in instrumentDict) {
        musicians.add(musician)
    }
}